Exercise Physiology Exam 2

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