the nervous system 1

28 terms by glorivel 

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the simplest kind of reflex arc is a;

two-neuron arc

the 3 neuron arc are;

sensory, inter, and motor neuron.

impulse conduction in a reflex arc normally starts in the;

receptors.

a _____ is the response to impulse conduction over reflex arcs.

reflex

a ___is a group of nerve-cells bodies located in the peripheral nervous system.

ganglion

all___lie entirely within the gray matter of CNS.

interneurons.

in a patella reflex, the nerve impulses that reach the quadriceps muscle (the effector) results in the classic______ _____response.

knee jerk.

_____ ______ forms the H-shaped inner core of the spinal cord.

gray matter.

_____ _____ do not continually race along every nerve cell's surface.

nerve impulses

the portion of the brainstem that joins the spinal cord to the brain is the;

medulla

functions of the brainstem;

conducts sensory impulses from the spinal cord to brain, motor impulses from cerebrum to spinal cord, controls heartbeat, R, and blood vessel diameter.

part of the diencephalon;

the thalamus, pituitary gland and third ventricle gray matter.

ADH is produced by the;

hypothalamus

the hypothalamus controls ;

heart rate, constrition and dilation of blood vessels, contraction of stomach and intestines, produces hormones that controls the release of certain anterior pituitary hormones.

what part of the brain helps in association of sensations w/emotions, as well as aiding in the arousal or alerting mechanism?

thalamus

the area of the cerebrum responsible for the perception of sounds lies in the______lobe.

temporal

visual perception is located in the ____lobe.

occipal

hemiplegia

paralysis of one side of the brain.

used to visualize blood flow in the brain;

spect

inherited disease characterized by chorea

huntington disease

cranial nerves

12 pairs, vagus and optic

spinal nerves

31 pairs, dermatome, shingles, C1, plexus.

autonomic nervous system

regulates body's involuntary functions.

autonomic neurons

motor neurons that make up the ANS

preganglionic neurons

conduct impulses between the spinal cord and a ganglion

visceral effectors

tissues to which autonomic neurons conductimpulses

SYMPATHETIC NERVOUS SYSTEM

Division of ANS

somatic nervous system

voluntary actions

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