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Mod 13 Quiz

Nervous System & Conditions

QuestionAnswer
The nervous system is divided into two major divisions, what are they? Central nervous system and peripheral nervous system.
What is the junction between two neuorons or between a neuron and a muscle, where the transmission of an impulse takes place called? Synapse.
Which are the neural extension that carry impulses away from the nuron toward other neurons, muscles cells or clands? Axons
Which is the collective term for the chemical messaengers involved in nerve impulse transmission? Neurotransmitters
Which of the following nerves carries impulses from the brain & spinal cord to smooth muscle, cardiac muscle and glands? Motor nerves.
What is the simplest functional unit of the nervous system? Reflex arc.
What are the endds of the spinal cord that fan out like a horses tail? Cauda equina.
What is the section of the skin that is supplied by a single nerve root called? Dermatome
Voluntary control of skeletal muscle is provided by the ____ _____ system. Somatic nervous system.
What are the receptors found in or around muscles and joints called? Proprioceptors.
The free nerve endings that dectect painful stimuli are called? Nociceptors
Biceps and triceps reflex, patellar reflex, and achilles tendon reflex are all examples of? Deep tendon reflexes.
The sympathetic nervous system (SNS) tends to do what? Stimulates actions, especially during the emergency response.
Which of the cranial nerves affects vision? Optic nerve.
How many pairs of cranial nerves are there? 12
What condition involves the degeneration of myelin sheaths in the CNS? Multiple sclerosis.
What is a typical symptom of Parkinson's disease? Resting tremor.
What tissue is attacked during flare ups of MS? Oligodendrocytes
What is the neurotransmitter involved in the development of Parkinson disease? Dopamine.
Bells Palsy is an example of what disorder? Peripheral neuritis
When is massage appropriate for someone with anxiety disorder? As long as the client feels the enviroment is safe an nurturing it is safe.
What part of the nervous system is affected by cerebral palsy? Central nervous system.
What are the two branches of the CNS? Brain and spinal cord
What are the two branches of the PNS? Autonomic and Somatic
Adaptation means? A decrease in the sensitivity to a prolonged stimulus.
Alpha is? A brian wave pattern when the subject is awake but relaxed.
Cerebellum is? Part of the brain that governs muscle tone, coordinates movements and regulates posture and balance.
Cerebrospinal is? Clear fluid surrounding the brain and spinal cord.
A dermatome is? An area of teh skin that a specific sensory nerve serves.
A ganglion is? A cluster of nerve cell bodies located in the PNS, typically the spinal cord.
Golgi tendon organs are? Stretch receptors activated by both tension and excessive stretch, responding by inhibiting motor neurons.
The medulla oblongata is? Part of the brain stem containing respitory, cardiac, and vasomotor centres.
Meningies are? Connective tissue membranes surrounding the brain and spinal cord.
Muscle spindles are? Strech receptors that monitor changes in muscle length as well as the rate of this change causing a reflexive contraction
Myotomes are? A groupe of skeletal muscles innervated by a single spinal segment.
A nerve impulse is? An electrical fluctuation that travels along the surface of a nerual cell membrane.
Nociceptors detect what? Pain
A plexus is? A network of intersecting nerves in the PNS.
A sodium potassium pump is? An active transport system that produces and maintains resting potentials of neural membranes.
Created by: armigrrl
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