Question 1

Chronic traumatic encephalopathy is associated with

Accepted Answer

A) neuronal death 
B) loss of axons 
C) chronic inflammation 
D) All of the above answers are correct

Question 2

Neurotransmitters that cause depolarization of membranes are called

Accepted Answer

A) inhibitory transmitters. 
B) receptors. 
C) excitatory transmitters. 
D) synaptic transmitters.

Question 3

A "movement plan" is first developed by the _________________ before being sent to spinal centers for modification

Accepted Answer

A) medulla oblongata 
B) cerebellum 
C) motor cortex 
D) sensory cortex

Question 4

The thin muscle cells located within the muscle spindle are called

Accepted Answer

A) extrafusal fibers. 
B) gamma fibers. 
C) intrafusal fibers. 
D) satellite cells.

Question 5

The autonomic nervous system can be divided into two functional and anatomical divisions called

Accepted Answer

A) sympathetic and unsympathetic. 
B) sympathetic and parasympathetic. 
C) afferent and efferent. 
D) none of the above answers are correct.

Question 6

During low intensity exercise,slow motor units are primarily recruited to do the work.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following statements about neurons are NOT true?

Accepted Answer

A) The resting membrane potential is generally in the range of -40mv to -75mv. 
B) Maintaining resting membrane potential requires the use of energy from ATP. 
C) Neurons repolarize by opening chloride channels on the membrane 
D) An action potential can occur when the neuron's sodium gates open.

Question 8

The term kinesthesia refers to

Accepted Answer

A) the study of movement. 
B) a lack of sensation in the muscles and joints. 
C) conscious recognition of the position of body parts with respect to each other. 
D) the transmission of a nerve impulse along the axon.

Question 9

Which of the following statements about multiple sclerosis (MS)are NOT true?

Accepted Answer

A) MS results in damage to neurons within the basal ganglia. 
B) MS results in destruction of the myelin sheaths of axons in the central nervous system. 
C) MS results in general fatigue and muscle weakness. 
D) At present,no known cure exists for MS.

Question 10

Neurons can be divided into three basic components:

Accepted Answer

A) cell body,soma,and axon. 
B) soma,dendrites,and Schwann cells. 
C) cell body,dendrites,and axon. 
D) afferent,efferent,and dendrites.

Question 11

Equilibrium and balance require input from the

Accepted Answer

A) vestibular apparatus. 
B) eyes. 
C) joint,tendon,and muscle receptors. 
D) all of the above answers are correct.

Question 12

The sympathetic postganglionic neurotransmitter is acetylcholine,and the parasympathetic postganglionic neurotransmitter is norepinephrine.

Accepted Answer

A) True 
 B)False

Question 13

Higher brain centers are responsible for developing a general pattern of movement;the specific details of this movement are refined via a process known as ______.

Accepted Answer

A) reciprocal inhibition. 
B) spinal tuning. 
C) motor programming. 
D) motor unit refinement.

Question 14

Anatomically,the nervous system can be divided into two main parts:

Accepted Answer

A) afferent and efferent. 
B) central nervous system and peripheral nervous system. 
C) sensory and motor. 
D) sympathetic and parasympathetic.

Question 15

An excitatory neurotransmitter

Accepted Answer

A) results in graded depolarization of the dentrites and cell body. 
B) promotes excitatory postsynaptic potentials. 
C) promotes potassium entry into the neuron. 
D) both A and B are correct.

Question 16

The neurotransmitter used in the parasympathetic nervous system is

Accepted Answer

A) acetylcholine. 
B) norepinephrine. 
C) serotonin. 
D) dopamine.

Question 17

The "knee jerk" or stretch reflex is due to the activation of the muscle spindle.

Accepted Answer

A) True 
 B)False

Exam 8: The Nervous System: Structure and Control of Movement

Chronic traumatic encephalopathy is associated with

Neurotransmitters that cause depolarization of membranes are called

A "movement plan" is first developed by the _________________ before being sent to spinal centers for modification

The thin muscle cells located within the muscle spindle are called

The autonomic nervous system can be divided into two functional and anatomical divisions called

During low intensity exercise,slow motor units are primarily recruited to do the work.

Which of the following statements about neurons are NOT true?

The term kinesthesia refers to

Which of the following statements about multiple sclerosis (MS) are NOT true?

Neurons can be divided into three basic components:

Equilibrium and balance require input from the

The sympathetic postganglionic neurotransmitter is acetylcholine,and the parasympathetic postganglionic neurotransmitter is norepinephrine.

Higher brain centers are responsible for developing a general pattern of movement;the specific details of this movement are refined via a process known as ______.

Anatomically,the nervous system can be divided into two main parts:

An excitatory neurotransmitter

The neurotransmitter used in the parasympathetic nervous system is

The "knee jerk" or stretch reflex is due to the activation of the muscle spindle.