PHYSIOLOGICAL PSYCHOLOGY UNIVERSITY OF CALICUT SCHOOL OF DISTANCE EDUCATION BSc Counselling Psychology
... 57. _____________ may play an active role in neural communication by affecting the concentrations of ions that allow for the transmission of nerve impulses. a. Myelin b. Glia ...
... 57. _____________ may play an active role in neural communication by affecting the concentrations of ions that allow for the transmission of nerve impulses. a. Myelin b. Glia ...
Functions of the Nervous System Functions of the
... 2. CSF flows through the ventricles and into the subarachnoid space via the median and lateral apertures. Some CSF flows through the central canal of the spinal cord. 3. CSF flows through the subarachnoid space. 4. CSF is absorbed into the dural venous sinuses via the arachnoid villi. ...
... 2. CSF flows through the ventricles and into the subarachnoid space via the median and lateral apertures. Some CSF flows through the central canal of the spinal cord. 3. CSF flows through the subarachnoid space. 4. CSF is absorbed into the dural venous sinuses via the arachnoid villi. ...
Structural Classification of the Nervous System
... 2. CSF flows through the ventricles and into the subarachnoid space via the median and lateral apertures. Some CSF flows through the central canal of the spinal cord. 3. CSF flows through the subarachnoid space. 4. CSF is absorbed into the dural venous sinuses via the arachnoid villi. ...
... 2. CSF flows through the ventricles and into the subarachnoid space via the median and lateral apertures. Some CSF flows through the central canal of the spinal cord. 3. CSF flows through the subarachnoid space. 4. CSF is absorbed into the dural venous sinuses via the arachnoid villi. ...
nervous system notes
... A resting neuron has negative ions in the inside and positive ions on the outside (hence a tiny voltage). For an impulse to travel ions are pumped in and out of dendron/axon (needs energy). A wave of positive charge moves along the inside of the dendron/axon producing the impulse. The myelin speeds ...
... A resting neuron has negative ions in the inside and positive ions on the outside (hence a tiny voltage). For an impulse to travel ions are pumped in and out of dendron/axon (needs energy). A wave of positive charge moves along the inside of the dendron/axon producing the impulse. The myelin speeds ...
neurology_lab3
... those information may be divided into two main groups: (1) exteroceptive information:, which originates from outside the body, such as pain, temperature, and touch. (2) proprioceptive information: which originates from inside the body, for example, from muscles, tendons and joints. Information from ...
... those information may be divided into two main groups: (1) exteroceptive information:, which originates from outside the body, such as pain, temperature, and touch. (2) proprioceptive information: which originates from inside the body, for example, from muscles, tendons and joints. Information from ...
Biological Bases of Behavior : Quiz 1
... of specific nerve energies? a. Exerting pressure on the eyeball induces flashes of light. b. Changes in brain chemistry cause altered consciousness in most people. c. The strength of the stimulus determines neural conduction speed. d. Different kinds of electrical activity are found in different sen ...
... of specific nerve energies? a. Exerting pressure on the eyeball induces flashes of light. b. Changes in brain chemistry cause altered consciousness in most people. c. The strength of the stimulus determines neural conduction speed. d. Different kinds of electrical activity are found in different sen ...
Ch 13 - lanoue
... The “Catcher” - Hold your thumb and index finger two inches apart while your partner drops a ruler between them. The “Dropper” – hold ruler vertical and drop it between your partner’s thumb and index finger. The distance the ruler falls before he/she stops it with his thumb and finger indicates thei ...
... The “Catcher” - Hold your thumb and index finger two inches apart while your partner drops a ruler between them. The “Dropper” – hold ruler vertical and drop it between your partner’s thumb and index finger. The distance the ruler falls before he/she stops it with his thumb and finger indicates thei ...
Ch. 2 the LGN and Striate Cortex
... • A blind man who damaged the occipital lobe can still navigate and walk without bumping into objects. ch 4 ...
... • A blind man who damaged the occipital lobe can still navigate and walk without bumping into objects. ch 4 ...
Chapter 15 - Las Positas College
... A. The basic anatomical organization of the sympathetic division involves thoracolumbar outflow; cell bodies are located in spinal gray matter of T1–L2; innervation to superficial structures (arrector pili, sweat glands, and smooth muscle of peripheral blood vessels) not supplied by the parasympathe ...
... A. The basic anatomical organization of the sympathetic division involves thoracolumbar outflow; cell bodies are located in spinal gray matter of T1–L2; innervation to superficial structures (arrector pili, sweat glands, and smooth muscle of peripheral blood vessels) not supplied by the parasympathe ...
The Peripheral Nervous System Question No. 1 of 10 Question
... seeing someone we love, can make your heart race and your breath quicken). ...
... seeing someone we love, can make your heart race and your breath quicken). ...
The Neuron
... *Semi-liquid solutions both inside/outside of neuron - Outside neuron = mostly positive charge - Inside neuron = mostly negative charge This is how it stays when at resting state When stimulated by incoming message - Cell membrane open and the positive ions rush in when enough has entered to mak ...
... *Semi-liquid solutions both inside/outside of neuron - Outside neuron = mostly positive charge - Inside neuron = mostly negative charge This is how it stays when at resting state When stimulated by incoming message - Cell membrane open and the positive ions rush in when enough has entered to mak ...
the cerebral cortex
... Efferents : basal ganglia, thalamus, (VL) RF, superior colliculus, nc. ruber, RF, pontine ncc., spinal cort Control of distal muscles Damage produces paralysis of contralateral muscles ...
... Efferents : basal ganglia, thalamus, (VL) RF, superior colliculus, nc. ruber, RF, pontine ncc., spinal cort Control of distal muscles Damage produces paralysis of contralateral muscles ...
September 21, 2011
... brainstem, cortex) Affected by environment and genetics Takes place mostly in utero ...
... brainstem, cortex) Affected by environment and genetics Takes place mostly in utero ...
Nervous System - Dr. Eric Schwartz
... Development of the Nervous System • Early in development, the brain has much greater potential for remodeling in response to stimulation or injury than in the adult brain, a characteristic known as plasticity. • The basic shapes and locations of major neuronal circuits in the mature central nervous ...
... Development of the Nervous System • Early in development, the brain has much greater potential for remodeling in response to stimulation or injury than in the adult brain, a characteristic known as plasticity. • The basic shapes and locations of major neuronal circuits in the mature central nervous ...
Autonomic Nervous System
... c. adrenal medulla - both types are close to spinal cord, so sympathetic preganglionic fibers are short - sympathetic preganglionic fibers branch and may contact 10-20 postganglionic neurons = divergence - sympathetic preganglionic axons have 4 potential destinations: KNOW FIG. 16.5 reach sympat ...
... c. adrenal medulla - both types are close to spinal cord, so sympathetic preganglionic fibers are short - sympathetic preganglionic fibers branch and may contact 10-20 postganglionic neurons = divergence - sympathetic preganglionic axons have 4 potential destinations: KNOW FIG. 16.5 reach sympat ...
OCULAR HEMORRHAGE IN CHILDREN
... migrate tangentially from the germinal zone in the lateral portion of the rhombic lips, to form the external granular layer (EGL) over the surface of the cerebellum. From here, cells migrate inward past the Purkinje cells to form the granular layer. EGL attains maximum cell number in the first few p ...
... migrate tangentially from the germinal zone in the lateral portion of the rhombic lips, to form the external granular layer (EGL) over the surface of the cerebellum. From here, cells migrate inward past the Purkinje cells to form the granular layer. EGL attains maximum cell number in the first few p ...
The peripheral nerves
... Line ventricles (brain) and central canal (spinal cavity); assist in production, circulation, and monitoring of cerebrospinal fluid ...
... Line ventricles (brain) and central canal (spinal cavity); assist in production, circulation, and monitoring of cerebrospinal fluid ...
Intr to NS 2015
... • Collection of grey matter situated inside the cerebral hemispheres . • Lesions may cause a variety of conditions that affect movement ...
... • Collection of grey matter situated inside the cerebral hemispheres . • Lesions may cause a variety of conditions that affect movement ...
Two Point Discrimination Lab
... ends of the paperclip about 50 millimeters (mm) apart. Make sure that the two points touch the skin at the same time. (Do not poke the subject.) 4. The data recorder asks how many points the subject feels. If the person feels two, move the points closer together—about 40 mm apart, and check again. C ...
... ends of the paperclip about 50 millimeters (mm) apart. Make sure that the two points touch the skin at the same time. (Do not poke the subject.) 4. The data recorder asks how many points the subject feels. If the person feels two, move the points closer together—about 40 mm apart, and check again. C ...
Document
... *mature neurons generally do not reproduce *2 kinds of nerve fibers: *(1) dendrites –nerve fibers (many) that extend from the neuron; highly branched, can have dendritic spines = that can contact other neurons *dendrites provide the main receptive surfaces for neurons *(2) axon – a single nerve fibe ...
... *mature neurons generally do not reproduce *2 kinds of nerve fibers: *(1) dendrites –nerve fibers (many) that extend from the neuron; highly branched, can have dendritic spines = that can contact other neurons *dendrites provide the main receptive surfaces for neurons *(2) axon – a single nerve fibe ...
Briefed by: Dr. Hayder The human nervous system, by far the most
... perikarya and cell processes. The neurons also contain microtubules. Nerve cells occasionally contain inclusions of pigments, such as lipofuscin, which is a residue of undigested material by lysosomes. Several processes of varying length (called dendrites) that receive impulses & transmit them towar ...
... perikarya and cell processes. The neurons also contain microtubules. Nerve cells occasionally contain inclusions of pigments, such as lipofuscin, which is a residue of undigested material by lysosomes. Several processes of varying length (called dendrites) that receive impulses & transmit them towar ...
The Nervous System and Neurons
... Nervous System (PNS) Mainly nerve fibres outside the brain and spinal cord Consists of long dendrites or axons taking impulses to ...
... Nervous System (PNS) Mainly nerve fibres outside the brain and spinal cord Consists of long dendrites or axons taking impulses to ...
Chapter 12 – Introduction to the Nervous System
... potential can take place • The magnitude of the stimulus does not affect the magnitude of the AP – b/c APs are “all or nothing” – Does cause proportional increase in frequencies of impulses ...
... potential can take place • The magnitude of the stimulus does not affect the magnitude of the AP – b/c APs are “all or nothing” – Does cause proportional increase in frequencies of impulses ...
PSE4U1 - 10.Unit 4
... – Good insulator covering the axon between nodes, allowing transmission to be fast – Formed by Schwann Cells that wrap around some axons outside the central nervous system – Neurilemma is the outer cell membrane of a Schwann Cell – Nodes of Ranvier are indentations that exist between adjancent Schwa ...
... – Good insulator covering the axon between nodes, allowing transmission to be fast – Formed by Schwann Cells that wrap around some axons outside the central nervous system – Neurilemma is the outer cell membrane of a Schwann Cell – Nodes of Ranvier are indentations that exist between adjancent Schwa ...