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Mindsci Hypnosis

Watch my beginner's video guide to hypnotherapy.

Kind Words - Mar '24

"I do have a pain management team but I found your stuff far far more supportive!"

N~~ B~~~~~~~
(Alexa patient)

Acetylcholine: A neurotransmitter in both the brain, where it may help regulate memory, and in the peripheral nervous system, where it controls the actions of skeletal and smooth muscle.  

Action Potential: This occurs when a neuron is activated and temporarily reverses the electrical state of its interior membrane from negative to positive. This electrical charge travels along the axon to the neuron's terminal where it triggers or inhibits the release of a neurotransmitter and then disappears. 

Adrenal Cortex: An endocrine organ that secretes corticosteroids for metabolic functions: aldosterone for sodium retention in the kidneys, androgens for male sexual development, and oestrogens for female sexual development.  

Adrenal Medulla: An endocrine organ that secretes epinephrine and norepinephrine for the activation of the sympathetic nervous system.  

Affective Psychosis: A psychiatric disease relating to mood states. It is generally characterized by depression unrelated to events in the life of the patient, which alternates with periods of normal mood or with periods of excessive, inappropriate euphoria and mania. 

Afferent: An axon coursing toward and innervating a given structure. 

Agonist: A neurotransmitter, a drug or other molecule that stimulates receptors to produce a desired reaction.  

Amino Acid Transmitters: The most prevalent neurotransmitters in the brain, these include glutamate and aspartate, which have excitatory actions, and glycine and gamma-amino butyric acid (GABA) which have inhibitory actions.  

Amygdala: A structure in the forebrain that is an important component of the limbic system

Androgens: Sex steroid hormones, including testosterone, found in higher levels in males than females. They are responsible for male sexual maturation.  

Antagonist: A drug or other molecule that blocks receptors. Antagonists inhibit the effects of agonists.  

Aphasia: Disturbance in language comprehension or production, often as a result of a stroke.  

Arachnoid Membrane: The middle of the three meninges that cover the central nervous system

Auditory Nerve: A bundle of nerve fibres extending from the cochlea of the ear to the brain, which contains two branches: the cochlear nerve that transmits sound information and the vestibular nerve that relays information related to balance.  

Autonomic Nervous System: A part of the peripheral nervous system responsible for regulating the activity of internal organs. It includes the sympathetic and parasympathetic nervous systems.  

Axon: The fibre-like extension of a neuron by which the cell sends information to target cells. 

Basal Forebrain Complex: Several cholinergic nuclei of the telencephalon, including the medial septal nuclei and basal nucleus of Meynert.  

Basal Ganglia: Clusters of neurons, which include the caudate nucleusputamenglobus pallidus and substantia nigra, that are located deep in the brain and play an important role in movement. Cell death in the substantia nigra contributes to Parkinsonian signs.  

Basal Telencephalon: The region of the telencephalon lying deep in the cerebral hemispheres

Brainstem: The major route by which the forebrain sends information to and receives information from the spinal cord and peripheral nerves. It controls, among other things, respiration and regulation of heart rhythms.  

Broca's Area: The brain region located in the frontal lobe of the left hemisphere that is important for the production of speech.  

Catecholamines: The neurotransmitters dopamine, epinephrine and norepinephrine that are active both in the brain and the peripheral sympathetic nervous system. These three molecules have certain structural similarities and are part of a larger class of neurotransmitters known as monoamines.  

Caudal: A direction toward the tail, or posterior. 

Caudate Nucleus: A part of the basal ganglia in the basal forebrain, involved in motor control. 

Central Nervous System: The brain (including the retinas and the spinal cord). 

Cerebellar Cortex: A sheet of gray matter lying just under the pial surface of the cerebellum. 

Cerebellum: A structure derived from the rhombencephalon, attached to the brain stem at the pons; an important movement control centre. 

Cerebral Cortex: The layer of gray matter that lies just under the surface of the cerebrum. It is responsible for all forms of conscious experience, including perception, emotion, thought and planning.  

Cerebrum: The largest part of the forebrain; also called the telencephalon

Cerebral Aqueduct: A canal filled with cerebrospinal fluid within the midbrain

Cerebral Hemispheres: The two specialized halves of the brain. The left hemisphere is specialized for speech, writing, language and calculation; the right hemisphere is specialized for spatial abilities, face recognition in vision and some aspects of music perception and production. 

Cerebrospinal Fluid: A liquid found within the ventricles of the brain and the central canal of the spinal cord.  

Cholecystokinin: A hormone released from the lining of the stomach during the early stages of digestion which acts as a powerful suppressant of normal eating. It also is found in the brain. 

Cholinergic: Describes neurons or synapses that produce and release acetylcholine

Circadian Rhythm: A cycle of behaviour or physiological change lasting approximately 24 hours.  

Classical Conditioning: Learning in which a stimulus that naturally produces a specific response (unconditioned stimulus) is repeatedly paired with a neutral stimulus (conditioned stimulus). As a result, the conditioned stimulus can become able to evoke a response similar to that of the unconditioned stimulus.  

Cochlea: A snail-shaped, fluid-filled organ of the inner ear responsible for transducing motion into neurotransmission to produce an auditory sensation. 

Cognition: The process or processes by which an organism gains knowledge of or becomes aware of events or objects in its environment and uses that knowledge for comprehension and problem-solving.  

Cone: A primary receptor cell for vision located in the retina. It is sensitive to colour and used primarily for daytime vision.  

Cornea: A thin, curved transparent membrane on the surface of the front of the eye. It begins the focusing process for vision. 

Corpus Callosum: The large bundle of nerve fibres linking the left and right cerebral hemispheres. 

Corticospinal Tract: The tract that originates in the neocortex and terminates in the spinal cord; involved in the control of voluntary movement. 

Cortisol: A hormone manufactured by the adrenal cortex. In humans, it is secreted in greatest quantities before dawn, readying the body for the activities of the coming day.  

Dendrite: A tree-like extension of the neuron cell body. Along with the cell body, it receives information from other neurons. 

Diencephalon: A region of the brainstem derived from the prosencephalon. Diencephalic structures include the thalamus and hypothalamus

Dopamine: A catecholamine neurotransmitter known to have multiple functions depending on where it acts. Dopamine-containing neurons in the substantia nigra of the brainstem project to the caudate nucleus and are destroyed in Parkinson's victims. Dopamine is thought to regulate emotional responses, and play a role in schizophrenia and cocaine abuse. 

Dorsal: A direction, toward the back. 

Dorsal Cochlear Nucleus: A nucleus in the medulla that receives afferents from the spinal ganglion in the cochlea

Dorsal Column Nuclei: A pair of nuclei located in the posterior medulla; target of the dorsal column axons, mediating touch and the proprioceptive input from the limbs and trunk. 

Dorsal Horn: An area of the spinal cord where many nerve fibres from peripheral pain receptors meet other ascending nerve fibres. 

Dorsal Root: A bundle of sensory axons that emerges from a spinal nerve and attaches to the dorsal side of the spinal cord. 

Dorsal Root Ganglion: A collection of cell bodies of the sensory neurons that are part of the somatic peripheral nervous system. There is one dorsal root ganglion for each spinal nerve. 

Dura Mater: The outermost of the three meninges that cover the central nervous system

Efferent: An axon originating in and coursing away from a given structure. 

Endocrine Organ: An organ that secretes a hormone directly into the bloodstream to regulate cellular activity of certain other organs. 

Endorphins: Neurotransmitters produced in the brain that generate cellular and behavioural effects like those of morphine. 

Epinephrine: A hormone, released by the adrenal medulla and the brain, that acts with norepinephrine to activate the sympathetic division of the autonomic nervous system. Sometimes called adrenaline. 

Evoked Potentials: A measure of the brain's electrical activity in response to sensory stimuli. This is obtained by placing electrodes on the surface of the scalp (or more rarely, inside the head), repeatedly administering a stimulus, and then using a computer to average the results. 

Excitation: A change in the electrical state of a neuron that is associated with an enhanced probability of action potentials.  

Follicle-Stimulating Hormone: A hormone released by the pituitary gland. It stimulates the production of sperm in the male and growth of the follicle (which produces the egg) in the female. 

Fornix: A bundle of axons that originates in the hippocampal formation, loops around the thalamus and terminates in the diencephalon

Forebrain: The largest division of the brain, which includes the cerebral cortex and basal ganglia. It is credited with the highest intellectual functions. 

Fourth Ventricle: The cerebrospinal fluid-filled space within the hindbrain

Frontal Lobe: One of the four divisions (parietal, temporal, occipital) of each hemisphere of the cerebral cortex. It has a role in controlling movement and associating the functions of other cortical areas.  

Gamma-Amino Butyric Acid (GABA): An amino acid transmitter in the brain whose primary function is to inhibit the firing of neurons.

Glia : Specialized cells that nourish and support neurons. 

Globus Pallidus: A part of the basal ganglia in the basal forebrain; involved in motor control.

Glutamate: An amino acid neurotransmitter that acts to excite neurons. Glutamate probably stimulates N-methyl-D-aspartate (NMDA) receptors that have been implicated in activities ranging from learning and memory to development and specification of nerve contacts in a developing animal. Stimulation of NMDA receptors may promote beneficial changes, while over-stimulation may be the cause of nerve cell damage or death in neurological trauma and stroke. 

Gonad: Primary sex gland: testes in the male and ovary in the female. 

Growth Cone: A distinctive structure at the growing end of most axons. It is the site where new material is added to the axon. 

Gustatory Nucleus: A nucleus in the brain stem that receives primary taste input. 

Gyrus: A bump or bulge lying between the sulci of the cerebrum (plural: gyri). 

Hindbrain: The region of the brain derived from the caudal primary embryonic brain vesicle; also called rhombencephalon. Hindbrain structures include the cerebellum, pons and nedulla. 

Hippocampus: A seahorse-shaped structure located within the brain and considered an important part of the limbic system. It functions in learning, memory and emotion. 

Hormones: Chemical messengers secreted by endocrine glands to regulate the activity of target cells. They play a role in sexual development, calcium and bone metabolism, growth and many other activities.

Hypothalamus: A complex brain structure composed of many nuclei with various functions. These include regulating the activities of internal organs, monitoring information from the autonomic nervous system and controlling the pituitary gland. 

Immediate Memory: A phase of memory that is extremely short-lived, with information stored only for a few seconds. It also is known as short-term and working memory. 

Inferior Colliculus: A nucleus in the midbrain from which all ascending auditory signals project to the medial geniculate nucleus.

Inferior Olive: A nucleus of the medulla that gives rise to climbing fibre input to the cerebellar cortex

Inhibition: In reference to neurons, it is a synaptic message that prevents the recipient cell from firing. 

Internal Capsule: A large collection of axons that connects the telencephalon with the diencephalon

Ions: Electrically charged atoms or molecules. 

Iris: A circular diaphragm that contains the muscles which alter the amount of light that enters the eye by dilating or constricting the pupil. It has an opening in its centre.

Korsakoff's Syndrome: A disease associated with chronic alcoholism, resulting from a deficiency of vitamin B-1. Patients sustain damage to part of the thalamus and cerebellum. Symptoms include inflammation of nerves, muttering delirium, insomnia, illusions and hallucinations and a lasting amnesia. 

Lateral: A direction away from the midline. 

Lateral Geniculate Nucleus: A thalamic nucleus that relays information from the retina to the primary visual cortex. 

Lateral Ventricle: The cerebrospinal fluid-filled space within each cerebral hemisphere

Limbic System: A group of brain structures - including the amygdala, hippocampus, septum and basal ganglia - that work to help regulate emotion, memory and certain aspects of movement. 

Long-Term Memory: The final phase of memory in which information storage may last from hours to a lifetime. 

Mania: A mental disorder characterized by excessive excitement. A form of psychosis with exalted feelings, delusions of grandeur, elevated mood, psychomotor over-activity and overproduction of ideas. 

Medial: A direction toward the midline. 

Medial Geniculate Nucleus: A relay nucleus in the thalamus through which all auditory information passes on its way from the inferior colliculus to the auditory cortex. 

Medial Lemniscus: A white matter tract of the somatic sensory system, carrying axons from the dorsal column nuclei to the thalamus

Medulla Oblongata: The part of the hindbrain caudal to the pons and the cerebellum

Melatonin: Produced from serotonin, melatonin is released by the pineal gland into the bloodstream. It affects physiological changes related to time and lighting cycles. 

Memory Consolidation: The physical and psychological changes that take place as the brain organizes and restructures information in order to make it a permanent part of memory. 

Meninges: Three membranes that cover the surface of the central nervous system: the dura mater, arachnoid membrane, and pia mater. 

Metabolism: The sum of all physical and chemical changes that take place within an organism and all energy transformations that occur within living cells. 

Midbrain: The region of the brain derived from the middle primary embryonic brain vesicle; also called the mesencephalon. Midbrain structures include the tectum and tegmentum. 

Midsagittal Plane: An anatomical plane of section through the midline that is perpendicular to the ground. A section in the midsagittal plane divides the nervous system into right and left halves. 

Mitochondria: Small cylindrical particles inside cells that provide energy for the cell by converting sugar and oxygen into special energy molecules. 

Monoamine Oxidase (MAO): The brain and liver enzyme that normally breaks down the catecholamines norepinephrine, serotonin and dopamine. 

Motor Neuron: A neuron that carries information from the central nervous system to the muscle. 

Myasthenia Gravis: A disease in which acetylcholine receptors on the muscle cells are destroyed, so that muscles can no longer respond to the acetylcholine signal in order to contract. Symptoms include muscular weakness and progressively more common bouts of fatigue. Its cause is unknown but is more common in females than in males and usually strikes between the ages of 20 and 50. 

Myelin: Compact fatty material that surrounds and insulates axons of some neurons

Neocortex: The cerebral cortex, with six or more layers of neurons, found only in mammals. 

Nerve Growth Factor: A substance whose role is to guide neuronal growth during embryonic development, especially in the peripheral nervous system. 

Neuron: Nerve cell. It is specialized for the transmission of information and characterized by long fibrous projections called axons, and shorter, branch-like projections called dendrites. 

Neurotransmitter: A chemical released by neurons at a synapse for the purpose of relaying information via receptors. 

Nociceptors: In animals, nerve endings that signal the sensation of pain. In humans, they are called pain receptors. 

Norepinephrine: A catecholamine neurotransmitter, produced both in the brain and in the peripheral nervous system. It seems to be involved in arousal, reward and regulation of sleep and mood, and the regulation of blood pressure. 

Occipital Lobe: The region of the cerebrum lying under the occipital bone. 

Oestrogens: A group of sex hormones found more abundantly in females than males. They are responsible for female sexual maturation and other functions. 

Olfactory bulb: A bulb-shaped brain structure derived from the telencephalon that receives input from olfactory receptor neurons. 

Optic Chiasm: The structure in which the right and left optic nerves converge and partly decussate (cross over) to form the optic tracts

Optic Nerve: The bundle of ganglion cell axons that passes from the eye to the optic chiasm. 

Optic Tract: A collection of retinal ganglion cell axons stretching from the optic chiasm to the brain stem. Important targets of the optic tract are the lateral geniculate nucleus and the superior colliculus.

Organelles: Small structures within a cell that maintain the cells and do the cells' work. 

Parasympathetic Nervous System: A branch of the autonomic nervous system concerned with the conservation of the body's energy and resources during relaxed states. 

Parietal Lobe: One of the four subdivisions of the cerebral cortex. It plays a role in sensory processes, attention and language. 

Peptides: Chains of amino acids that can function as neurotransmitters or hormones. 

Periaqueductal Gray Area: A cluster of neurons lying in the thalamus and pons. It contains endorphin-producing neurons and opiate receptor sites and thus can affect the sensation of pain. 

Peripheral Nervous System: A division of the nervous system consisting of all nerves not part of the brain or spinal cord. 

Phosphorylation: A process that modifies the properties of neurons by acting on an ion channel, neurotransmitter receptor or other regulatory molecule. During phosphorylation, a phosphate molecule is placed on another molecule resulting in the activation or inactivation of the receiving molecule. It may lead to a change in the functional activity of the receiving molecule. Phosphorylation is believed to be a necessary step in allowing some neurotransmitters to act and is often the result of second messenger activity. 

Pia Mater: The innermost of the three meninges that cover the central nervous system

Pineal Gland: An endocrine organ found in the brain. In some animals, it seems to serve as a light-influenced biological clock.

Pituitary Gland: An endocrine organ closely linked with the hypothalamus. In humans, it is composed of two lobes and secretes a number of hormones that regulate the activity of other endocrine organs in the body. 

Pons: A part of the hindbrain that, with other brain structures, controls respiration and regulates heart rhythms. The pons is a major route by which the forebrain sends information to and receives information from the spinal cord and peripheral nervous system. 

Pontine Nuclei: The clusters of neurons that relay information from the cerebral cortex to the cerebellar cortex

Prefrontal Cortex: The cortical area at the rostral end of the of the frontal lobe that receives input from the dorsomedial nucleus of the thalamus. (Doesn't that just sound sooooo sexy to you?) 

Premotor Area: The lateral part of cortical area 6, involved in the control of voluntary movement.

Primary Motor Cortex: Brodmann's area 4, located on the precentral gyrus; the region of the cortex that, when weakly stimulated, elicits localized muscle contractions; also called M1. 

Putamen: A part of the basal ganglia in the basal forebrain; involved in motor control. 

Raphe Nuclei: Clusters of serotonergic neurons that lie along the midline of the brain stem from the midbrain to the medulla and project diffusely upon all levels of the central nervous system. 

Receptor Cell: Specialized sensory cells designed to pick up and transmit sensory information. 

Receptor Molecule: A specific molecule on the surface or inside of a cell with a characteristic chemical and physical structure. Many neurotransmitters and hormones exert their effects by binding to receptors on cells.  

Red Nucleus: A cell group in the midbrain involved in the control of movement. 

Reticular Formation: A region of the brain stem ventral to the cerebral aqueduct and fourth ventricle; involved in many functions including the control of posture and locomotion. 

Reuptake: A process by which released neurotransmitters are absorbed for subsequent re-use.  

Rod: A sensory neuron located in the periphery of the retina. It is sensitive to light of low intensity and specialized for night time vision.  

Rostral: A direction towards the nose, or anterior.

Rubrospinal Tract: A tract originating in the red nucleus and terminating in the spinal cord; involved in the control of movement. 

Second Messengers: Recently recognized substances that trigger communications between different parts of a neuron. These chemicals are thought to play a role in the manufacture and release of neurotransmitters, intracellular movements, carbohydrate metabolism and, possibly, even processes of growth and development. Their direct effects on the genetic material of cells may lead to long-term alterations of behaviour, such as memory.

Sensitization: A change in behaviour or biological response by an organism that is produced by delivering a strong, generally noxious, stimulus. 

Serotonergic: Describing neurons or synapses that produce and release serotonin

Serotonin: A monoamine neurotransmitter believed to play many roles including, but not limited to, temperature regulation, sensory perception and the onset of sleep. Neurons using serotonin as a transmitter are found in the brain and in the gut. A number of antidepressant drugs are targeted to brain serotonin systems. 

Short-Term Memory: A phase of memory in which a limited amount of information may be held for several seconds to minutes. 

Somatic Sensation: The senses of touch, temperature, body position and pain. 

Spinal Canal: The cerebrospinal fluid-filled space within the spinal cord

Spinal Cord: The part of the central nervous system in the vertebral column.

Spinal Nerve: A nerve attached to the spinal cord that innervates the body. 

Spinothalmic Pathway: An ascending somatic sensory pathway travelling from the spinal cord to the thalamus via the lateral spinothalmic columns that mediates the information about pain, temperature, and some forms of touch. 

Stimulus: An environmental event capable of being detected by sensory receptors.

Striatum: A collective term for the caudate nucleus and putamen; involved in the initiation of willed movements of the body; plays a role in procedural memory. 

Stroke: The third largest cause of death in America, stroke is an impeded blood supply to the brain. It can be caused by a blood clot forming in a blood vessel, a rupture of the blood vessel wall, an obstruction of flow caused by a clot or other material, or by pressure on a blood vessel (as by a tumour). Deprived of oxygen, which is carried by blood, nerve cells in the affected area cannot function and die. Thus, the part of the body controlled by those cells, cannot function either. Stroke can result in loss of consciousness and brain function, and death. 

Substantia Nigra: A cell group in the midbrain that uses dopamine as a neurotransmitter and innervates the striatum

Subthalamic Nucleus: A part of the basal ganglia in the basal forebrain; involved in motor control. 

Sulcus: A groove in the surface of the cerebrum running between neighbouring gyri (plural: sulci). 

Superior Colliculus: A structure in the tectum of the midbrain that receives direct retinal input and directs saccadic eye movements. 

Superior Olive: A nucleus in the caudate pons that receives afferents from the cochlear nuclei and sends efferents to the inferior colliculus; also called superior olivary nucleus. 

Supplementary Motor Area: The medial part of cortical area 6; involved in the control of voluntary movement. 

Sympathetic Nervous System: A branch of the autonomic nervous system responsible for mobilizing the body's energy and resources during times of stress and arousal.  

Synapse: A gap between two neurons that functions as the site of information transfer from one neuron to another. 

Tectospinal Tract: A tract originating in the superior colliculus and terminating in the spinal cord; involved in the control of head and neck movement. 

Tectum: The part of the midbrain lying dorsal to the cerebral aqueduct

Tegmentum: The part of the midbrain lying ventral to the cerebral aqueduct

Telencephalon: A region of the brain derived from the prosencephalon. Telencephalic structures include the paired cerebral hemispheres that contain cerebral cortex and the basal telencephalon

Temporal Lobe: One of the four major subdivisions of each hemisphere of the cerebral cortex. It functions in auditory perception, speech and complex visual perceptions. 

Thalamus: A structure consisting of two egg-shaped masses of nerve tissue, each about the size of a walnut, deep within the brain. It is the key relay station for sensory information flowing into the brain, filtering out only information of particular importance from the mass of signals entering the brain. 

Third Ventricle: The cerebrospinal fluid-filled space within the diencephalon. 

Tract: A collection of central nervous system axons having a common site of origin and a common destination. 

Ventral: A direction, toward the belly. 

Ventral Cochlear Nucleus: A nucleus in the medulla that receives afferents from the spinal ganglion in the cochlea

Ventral Horn: The ventral region of the spinal cord containing neuronal cell bodies. 

Ventral Lateral Nucleus: A nucleus of the thalamus that relays information from the basal ganglia and cerebellum to the motor cortex. 

Ventral Posterior Nucleus: The main thalamic relay nucleus of the somatic sensory system. 

Ventral Root: A bundle of motor neuron axons that emerges from the ventral spinal cord and joins sensory fibres to form a spinal nerve. 

Ventricles: Of the four ventricles, comparatively large spaces filled with cerebrospinal fluid, three are located in the brain and one in the brainstem. The lateral ventricles, the two largest, are symmetrically placed above the brainstem, one in each hemisphere. 

Ventromedial Pathway: Axons in the ventromedial column of the spinal cord that are involved in the control of posture and locomotion and are under brain stem control. 

Vestibular Nucleus: A nucleus in the medulla that receives input from the vestibular labyrinth of the inner ear. 

Vestibulospinal Tract: A tract originating in the vestibular nuclei of the medulla and terminating in the spinal cord; involved in the control of movement and posture. 

Wernicke's Area: A brain region responsible for the comprehension of language and the production of meaningful speech.


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