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37 Terms

1

what is the gray-matter/ white-matter pattern of the spinal cord deep to superficial

D. grey-white

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2

The adult brain hypothalamus develops from which primary vesicle?

B. prosencephalon

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3

all of the following are considered cerebral white matter except

c. interneurons

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4

which of the following activities are regulated by the medulla oblongata

a. cardiovascular activity

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5

which sensory receptor responds to mechanical force

c. mechanoreceptors

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6

where can proprioceptors be found in the human body

b. muscles and tendons

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7

which of the following is the correct order of components of the reflex arc

c. receptor, sensory neuron, integration center, motor neuron, effector

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8

which reflex is best associated with painful stimuli

a. flexor reflex

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9

which neurotransmitter is released by a short, lightly myelinated preganglionic axon

C. acetylcholine

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10

which of the following is not a characteristic of the sympathetic nervous system

c. increase in gastrointestinal activity

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11

which of the following separates the right and left hemisphere of the cerebral cortex

A. longitudinal fissure

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12

the patellar reflex is also known as the ______ reflex

D. stretch

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13

the point of the corticospinal tracts crossover takes place within the ____?

C. medulla oblongata

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14

the ____ goes deep into longitudinal fissure to the corpus callosum

B. falx cerebri

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15

the collection of nerve roots at the inferior end of the vertebral canal around the L2-L5 area is called the _____?

A. cauda equina

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16

during Wallerian degeneration, the _____ degrades axon ends and removes damaged axon debris.

B. macrophages

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17

which of the spinal nerves leaves its associated vertebra inferiorly

D. C8

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18

which of the following innervates the trunk/limb muscles and forms the nerve plexus

C. ventral ramus

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19

the nerve plexus is seen in all the following body regions except

B. thoracic

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20

this reflex uses contralateral responses by communicating through the gray commissure

D. crossed-extensor

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21

which of the following are neuroglia of the PNS

C. Schwann cells

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22

which type of neuron conducts impulses from peripheral receptors to brain and spinal cord

A. sensory neuron

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23

which of the following connects two brain hemispheres together

D. corpus callosum

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24

which of the following gives rise to the mesencephalon

B. midbrain

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25

which of the following ventricles is located just behind the frontal lobe

B. lateral ventricle

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26

which of the following represents a muscle or gland in the reflex arc

D. effector

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27

which of the following descending tracts of the spinal cord cross over in the lower medulla oblongata

B. corticospinal tracts

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28

which of the following cranial nerves is responsible for hearing and balance

C. VIII- vestibulocochlear (hearing + balance)

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29

the filium terminale

A. anchors the spinal cord to coccyx

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30

sympathetic fibers leave the spinal cord in the __________ regions whose postganglionic fibers secrete

D. thoracolumbar

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31

what coarse connective tissue covers groups of nerve fibers known as fascicles

C. perineurium

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32

true or false: postganglionic fibers of the parasymapthetic NS are stimulatory

B. false

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33

a stretch reflex is what

B. monosynaptic/ ipsilateral

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34

A man has just finished running a mile, and his heart rate and breathing begin to decrease. what cranial nerve is responsible for this

C. cranial nerve X(vagus)

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35

which neurotransmitter receptor is always stimulatory

D. nicotinic receptors

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36

what brain region is responsible for hearing and memory

A. temporal lobe

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37

if an injury damages the dorsal horn of the spinal cord, what would happen?

C. afferent signals would be disrupted

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