Exercise Physiology Exam 2

64 Questions  I  By Kingslo
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 Exercise Physiology Exam 2
Quiz based on the notes for exam 2Note:Any question that says "(check all that apply)" means that thier is MORE THAN ONE answer to thequestion!

  
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1.  The ______ is responsible for cardiorespiratory control.
A.
B.
C.
D.
E.
2.  Which proprioceptor detects rate of joint rotation?
A.
B.
C.
D.
3.  Skeletal muscles are innervated by neurons in the motor division.
A.
B.
4.  Which type of proprioceptors are found in ligaments and around joints.
A.
B.
C.
D.
5.  Where will you be able to find pacinian corpuscles?
A.
B.
C.
D.
6.  The muscle spindle causes the muscle to relax while the golgi tendon causes the muscle to contract.
A.
B.
7.  The autonomic nervous system is responsible for maintaining the constancy of the body's internal environment.
A.
B.
8.  The muscle spindle is also known as the "length detector" .
A.
B.
9.  The gaps between schwann cells are called nodes of Ranvier.
A.
B.
10.  Which type of post-synaptic potential causes hyperpolarization
A.
B.
C.
D.
11.  Temporal summation is the summing from several different pre-synaptic neurons.
A.
B.
12.  _________ is the neurotransmitter thatstimulates the muscle to depolarize.
A.
B.
C.
D.
13.  Post-ganglionic fibersof the autonomic nervous system are non myelinated.
A.
B.
14.  The _______ surrounds bundles of muscle fibers
A.
B.
C.
D.
15.  As a result of stimulation to the golgi tendon organ,excitatory neurons send ESPS to muscle fibers.
A.
B.
16.  The opening of Ca2+ channels in the axons results in what?
A.
B.
C.
D.
17.  Viscosity of the saliva increases with exercise. 
A.
B.
18.  The "All or none" law states that once a nerve impulse is initiated, it will travel the length of the neuron.
A.
B.
19.  Sympathetic neurons are found in the brain and sacral spinal cord and parasympathetic neurons are found in the thoracic and lumbar spinal cord.
A.
B.
20.  What is the function of the vestibular apparatus? (check all that apply)
A.
B.
C.
D.
E.
21.  The sacroplasmic reticulum is the storage site for _______.
A.
B.
C.
D.
E.
22.  Which band represents actin? 
A.
B.
C.
D.
E.
23.  The basal ganglia produces fast, ballistic movement.
A.
B.
24.  Which is true about the sodium-pottasium pump?
A.
B.
C.
D.
E.
25.  Which structure in the neuron generates the action potential?
A.
B.
C.
D.
26.  Generally, what is the charge of a neurons at rest?
A.
B.
C.
D.
27.  What is the function of a muscle spindle? (check all that apply)
A.
B.
C.
D.
28.  The cerebellum has connections to the motor cortex, brain stem, and spinal cord.
A.
B.
29.  Which division of the ANS causes an increase in the salivary gland volume and a decrease in its viscosity.
A.
B.
30.  The human body contains over ___ voluntary skeletal muscles.
A.
B.
C.
D.
31.  Sends information back to the CNS about the metabolic rate of muscular activity.
A.
B.
C.
D.
32.  Which brain structure connects the brain and spinal cord.
A.
B.
C.
D.
E.
33.  Afferent fibers are fibers that transmit impulses from receptors to the CNS
A.
B.
34.  Presynaptic neurons always secrete acytocholine
A.
B.
35.  The dendrites are the receptive regions of the neuron.
A.
B.
36.  The motor cortex is responsible for sending the information down to the association areas.
A.
B.
37.  Along with the nervous system, which other system controls the internal environment. (homeostasis)
A.
B.
C.
D.
38.  What happens during repolarization? (check all that apply)
A.
B.
C.
D.
39.  Somatic motor neurons also innervate glandular tissue (glands).
A.
B.
40.  Disorder of the basal ganglia may cause Parkinson's Disease.
A.
B.
41.  Where is the vestibular apparatus located
A.
B.
C.
D.
42.  Glands are innervated by the somatic motor system
A.
B.
43.  Acytocholine is a cholinergic neurotransmitter
A.
B.
44.  What percent of all skeletal muscles constitute thetotal weight of the human body
A.
B.
C.
D.
45.  What happens during the an action potential?
A.
B.
C.
D.
E.
46.  The sarcolemma is the membrane of a muscle fiber.
A.
B.
47.  Which band represents myosin and actin?
A.
B.
C.
D.
E.
48.  The first step in performing a voluntary movementoccurs in the ________.
A.
B.
C.
D.
49.  Releasing norepinephrine tendsto excite an organ.
A.
B.
50.  Which neurological disease destroys the myelin sheath of axons?
A.
B.
C.
D.
E.
51.  The maximum velocity of shortening is greatest at the highest force.
A.
B.
52.  Sympathetic neurons have short preganglionic fibers and long postganglionic fibers.
A.
B.
53.  The peripheral nervous system consists of the brain and spinal cord.
A.
B.
54.  Spinal tuning deals with involuntary skeletal movement.
A.
B.
55.  The M line separates each sacromere.
A.
B.
56.  The synapse of a neuron is where synaptic vesicles are stored.
A.
B.
57.  In the peripheral nervous system,the myelin sheath is formed by olegodendrocytes.
A.
B.
58.  The predominant energy system for type IIa muscles fibers is ___________ 
A.
B.
C.
59.  The ____________ system causes an increase in glucose uptake for energy utilization.
A.
B.
C.
60.  ______ and _____ causesdepolarization ofthe postsynaptic membrane. (neurotransmitter and ion) (check all that apply)
A.
B.
C.
D.
E.
61.  The sympathetic division causes pupil constriction
A.
B.
62.  Which proprioceptor is sensitive to touch and pressure?
A.
B.
C.
D.
63.  What happens during reciprocal inhibition?
A.
B.
C.
D.
64.  A ganglion is a site where the presynaptic neuron synapse with the postsynaptic neuron releasing acytocholine.
A.
B.
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