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A&p Muscle And Nervous System

63 Questions  I  By Goddessbright
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1.  Contraction elicited by a single brief stimulus is called a
A.
B.
C.
D.
2.  The arrangement of muscle fibers in which the fibers are arranged at an angle to a central longitudinal tendon is
A.
B.
C.
D.
3.  Muscles that cause plantar flexion include all but the
A.
B.
C.
D.
E.
4.  The neuropeptides that act as natural opiates are:
A.
B.
C.
D.
5.  Which of the following is a large, deep muscle that protracts the scapula during punching?
A.
B.
C.
D.
6.  (5) Contains troponin
A.
B.
7.  The quadriceps include all but
A.
B.
C.
D.
E.
8.  Intrinsic muscles of the back that promote extension of the spine (or head) include all but
A.
B.
C.
D.
9.  A smooth, sustained contraction resulting form very rapid stimulation of the muscle, in which no evidence of relaxation is seen, is called a
A.
B.
C.
D.
10.  Lines brain cavities
A.
B.
C.
11.  Biogenic amine neurotransmitters include all but
A.
B.
C.
D.
12.  The neurotransmitter released by somatic motor neurons is:
A.
B.
C.
13.  (2) raises the eyebrows
A.
B.
C.
14.  (2) Contains ATPases
A.
B.
15.  Which provides the highest yield of ATP per glucose molecule?
A.
B.
C.
16.  Which results in the formation of lactic acid?
A.
B.
C.
17.  Muscles that depress the hyoid bone and larnyx include all but the
A.
B.
C.
D.
18.  (4) may be involved in exacting types of mental activity
A.
B.
C.
D.
19.  Chemical synapses are characterized by all of the following except
A.
B.
C.
D.
20.  Which does (do) not require that oxygen be available?
A.
B.
C.
21.  (4) Puckers the lips
A.
B.
C.
22.  Identify which type(s) of supporting cell is being described. Myelinates nerve fibers in the CNS
A.
B.
C.
D.
E.
F.
23.  In walking, which two lower limb muscles keep the forward-swinging foot from dragging on the ground?
A.
B.
C.
D.
24.  The connective tissue covering that encloses the sarcolemma of an individual muscle fiber is called the
A.
B.
C.
D.
25.  The primer mover of inspiration is the
A.
B.
C.
D.
26.  Helps regulate the ionic composition of CNS extracellular fluid
A.
B.
C.
27.  A fascicle is a
A.
B.
C.
D.
28.  The prime mover of hip extension against resistance is the
A.
B.
C.
D.
29.  The chewing muscles that protrude the mandible and produce side-to-side grinding movements are
A.
B.
C.
D.
30.  An IPSP is inhibitory because
A.
B.
C.
D.
31.  The velocity of nerve impulse conduction is greatest in
A.
B.
C.
D.
32.  Which criterion (or criteria) are used in naming the gluteus medius?
A.
B.
C.
D.
E.
33.  The anatomical region of a multipolart neuron that has the lowest threshold for generating an AP is the
A.
B.
C.
D.
34.  Which has carbon dioxide and water products?
A.
B.
C.
35.  Which of the following structures is not part of the central nervous system?
A.
B.
C.
D.
36.  (3) attaches to the Z disc
A.
B.
37.  What type of current flows through the axolemma during the steep phase of repolarization?
A.
B.
C.
38.  (2) One or a few inputs ultimately influence large numbers of neurons
A.
B.
C.
D.
39.  A muscle that assists an agonist by causing a like movement or by stabilizing a joint over which an agonist acts is
A.
B.
C.
D.
40.  (3) Many neurons influence a few neurons
A.
B.
C.
D.
41.  Assume that an EPSP is being generated on the dendritic membrane.  Which will occur?
A.
B.
C.
D.
42.  The smooth muscle type found in the walls of digestive and urinary system organs that exhibits gap junctions and pace-maker cells is
A.
B.
43.  (5) Pulls the scalp posteriorly
A.
B.
C.
44.  Match the facial muscle description to the appropriate name. (1) Squints the eye
A.
B.
C.
45.  Myoglobin has a special function in muscle tissue.  It ...
A.
B.
C.
46.  Which is most important in endurance sports?
A.
B.
C.
47.  Identify the neuronal circuits described the choosing the correct response. (1) Impulses continue around and around the circuit until one neuron stops firing.
A.
B.
C.
D.
48.  During muscle contraction, ATP is provided by (a) coupled reaction of creatine phosphate with ADP, (b) aerobic respiration of glucose and (c) anaerobic glycolysis.  Which provides ATP fastest?
A.
B.
C.
49.  CNS Phagocytes
A.
B.
C.
50.  Characteristics of isometric contractions include all but
A.
B.
C.
D.
51.  (6) does not lie in the I band
A.
B.
52.  Myelinates nerve fibers in the PNS
A.
B.
C.
53.  The ions that enter the skeletal muscle during action potential generation are
A.
B.
C.
D.
54.  Thick and thin myofilaments have different compositions. For each descriptive phrase, indicate whether the filament is thick or thin. (1) Contains actin
A.
B.
55.  The function of the T tubules in muscle contraction is to
A.
B.
C.
D.
56.  The arm muscle that both flexes the elbow and supinates the forarm is the
A.
B.
C.
D.
57.  Several muscles act to move and/or stabilize the scapula.  Which of the following are small rectangular muscles that square the shoulders as they act together to retract the scapula?
A.
B.
C.
D.
58.  The sites where the motor nerve impulse is transmitted from the nerve endings to the skeletal muscle cell membranes are the
A.
B.
C.
D.
59.  (4) Contains myosin
A.
B.
60.  Inhibition of acetylcholinesterase by poisoning blocks neurotransmission at the neuromuscular junction because
A.
B.
C.
D.
61.  Aerobic exercise results in all of the following except
A.
B.
C.
D.
62.  A prime mover of hip flexion is the
A.
B.
C.
D.
63.  (3) Smiling muscle
A.
B.
C.
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