Nerves

Question 1

The central nervous system is comprised of:

a) the spine and head
b) the brain and spinal cord
c) the upper and lower appendages
d) the peripheral nerves and endings

Answer 1

b) the brain and spinal cord

Question 2

Interpreting incoming sensory information and sending out instructions in the form of motor responses are the duties of which aspect of the nervous system?

a) somatic
b) central
c) peripheral
d) autonomatic

Answer 2

b) central

Question 3

Which will be fully engaged when fleeing from a stampeding hippo?

a) autonomic nervous system
b) parasympathetic nervous system
c) sympathetic nervous system
d) somatic nervous system

Answer 3

c) sympathetic nervous system

Question 4

Sensory (afferent) neurons will transmit sensory impulses:

a) from your brain and spinal cord
b) to your peripheral appendages
c) to your proximal nerves
d) to your brain and spinal cord

Answer 4

d) to your brain and spinal cord

Question 5

When the motor nerve attaches to a muscle fiber, the synapses will form a:

a) neural bundle
b) myelin sheath
c) neuromuscular junction
d) neuron

Answer 5

c) neuromuscular junction

Question 6

There are how many pairs of cranial nerves?

a) 6
b) 9
c) 12
d) 15

Answer 6

c) 12

Question 7

The four nerve plexi are:

a) the cranial, brachial, musculocutaneous, and lumbar
b) cervical, brachial, lumbar and sacral
c) the cervical lumbar, sacral and tibial
d) the brachial, cervical, thoracic and lumbosacral

Answer 7

b) the cervical, brachial, lumbar and sacral

Question 8

There are how many major nerves that run the full length of the upper appendage?

a) 2
b) 3
c) 4
d) 5

Answer 8

b) 3

Question 9

The two major nerves that innervate the leg and the foot are the:

a) peroneal and fibular
b) tibial and fibular
c) tibial and common peroneal
d) distal and proximal tibial

Answer 9

c) tibial and common peroneal

Question 10

The nervous system’s ability to feel your body’s position in space is called:

a) proprioception
b) interception
c) proprioceptiors
d) sensioreconception

Answer 10

a) proprioception

Question 11

The primary role of a muscle spindle cell is to:

a) gauge the stretch of a muscle
b) determine the speed of a muscle
c) consider the duration of change in a muscle
d) apply force to a muscle

Answer 11

a) gauge the stretch of a muscle

Question 12

A reflex arc is:

a) the loop determined by the nervous system to be the most efficient
b) the chain of nerve impulses emanating from the spinal cord
c) the pathway followed by nerve impulses that produce the reflex
d) the duration that a nerve impulse lasts

Answer 12

c) the pathway followed by nerve impulses that produce the reflex

Question 13

Golgi tendon organs:

a) detect and respond to a change in the muscle tension
b) respond to changes in muscle length
c) determine the proper length of a tendon
d) respond to changes in tendon length

Answer 13

a) detect and respond to changes in muscle tension

Question 14

Pacinian corpuscles:

a) detect tissue changes in tendons
b) respond to external stimuli at a joint
c) monitor fast changes and pressure around a joint
d) determine the movement of a joint

Answer 14

c) monitor fast changes and pressure around a joint

Question 15

The neurological reflex whereby one muscle relaxes when its opposinf muscle contracts is known as:

a) proprioception
b) reciprocal inhibition
c) titus andronicus
d) Ruffini’s end organ

Answer 15

b) reciprocal inhibition

Question 16

The small quantity of passive tensiob found in a muscle belly generated by a weak, involuntary contraction is known as:

a) terra
b) spasm
c) impulse
d) tone

Answer 16

d) tone

Question 17

An involuntary response that directs muscles below the cranium to shift the body to keep the head level is called the:

a) cranial reflexive impulse
b) spacial reflex
c) righting reflex
d) cervical balance impulse

Answer 17

c) righting reflex

Question 18

Balanced muscles plus optimal neurological patterning equals:

a) maximum stretch
b) coordinated movement
c) synchronized tissues
d) maximum flexibility

Answer 18

b) coordinated movement

Question 19

The variables that affect a stretch include:

a) force, duration and speed
b) force, strength, tempo
c) duration, strength, speed
d) potential, tempo, dynamic

Answer 19

a) force, duration, speed

Question 20

After a muscle contracts, there is a naturally occurring relaxation response that follows known as:

a) reciprocal inhibition
b) post-isometric relaxation
c) pre-eccentric contraction
d) post-concentric relaxation

Answer 20

b) post-isometric relaxation