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A&p Muscle And Nervous System

63 Questions  I  By Goddessbright
Body Quizzes & Trivia

  
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1.  The ions that enter the skeletal muscle during action potential generation are
A.
B.
C.
D.
2.  Muscles that depress the hyoid bone and larnyx include all but the
A.
B.
C.
D.
3.  Chemical synapses are characterized by all of the following except
A.
B.
C.
D.
4.  (5) Pulls the scalp posteriorly
A.
B.
C.
5.  Myoglobin has a special function in muscle tissue.  It ...
A.
B.
C.
6.  (3) Smiling muscle
A.
B.
C.
7.  The arm muscle that both flexes the elbow and supinates the forarm is the
A.
B.
C.
D.
8.  Which has carbon dioxide and water products?
A.
B.
C.
9.  The prime mover of hip extension against resistance is the
A.
B.
C.
D.
10.  Characteristics of isometric contractions include all but
A.
B.
C.
D.
11.  Aerobic exercise results in all of the following except
A.
B.
C.
D.
12.  Inhibition of acetylcholinesterase by poisoning blocks neurotransmission at the neuromuscular junction because
A.
B.
C.
D.
13.  Which results in the formation of lactic acid?
A.
B.
C.
14.  Muscles that cause plantar flexion include all but the
A.
B.
C.
D.
E.
15.  Myelinates nerve fibers in the PNS
A.
B.
C.
16.  (2) One or a few inputs ultimately influence large numbers of neurons
A.
B.
C.
D.
17.  Which of the following structures is not part of the central nervous system?
A.
B.
C.
D.
18.  (5) Contains troponin
A.
B.
19.  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.
20.  (3) Many neurons influence a few neurons
A.
B.
C.
D.
21.  (4) Puckers the lips
A.
B.
C.
22.  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.
23.  The connective tissue covering that encloses the sarcolemma of an individual muscle fiber is called the
A.
B.
C.
D.
24.  (4) Contains myosin
A.
B.
25.  The anatomical region of a multipolart neuron that has the lowest threshold for generating an AP is the
A.
B.
C.
D.
26.  Assume that an EPSP is being generated on the dendritic membrane.  Which will occur?
A.
B.
C.
D.
27.  CNS Phagocytes
A.
B.
C.
28.  The quadriceps include all but
A.
B.
C.
D.
E.
29.  Intrinsic muscles of the back that promote extension of the spine (or head) include all but
A.
B.
C.
D.
30.  Lines brain cavities
A.
B.
C.
31.  The function of the T tubules in muscle contraction is to
A.
B.
C.
D.
32.  What type of current flows through the axolemma during the steep phase of repolarization?
A.
B.
C.
33.  The arrangement of muscle fibers in which the fibers are arranged at an angle to a central longitudinal tendon is
A.
B.
C.
D.
34.  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.
35.  (2) raises the eyebrows
A.
B.
C.
36.  The neurotransmitter released by somatic motor neurons is:
A.
B.
C.
37.  A fascicle is a
A.
B.
C.
D.
38.  Match the facial muscle description to the appropriate name. (1) Squints the eye
A.
B.
C.
39.  The velocity of nerve impulse conduction is greatest in
A.
B.
C.
D.
40.  Which criterion (or criteria) are used in naming the gluteus medius?
A.
B.
C.
D.
E.
41.  (2) Contains ATPases
A.
B.
42.  A prime mover of hip flexion is the
A.
B.
C.
D.
43.  (3) attaches to the Z disc
A.
B.
44.  Contraction elicited by a single brief stimulus is called a
A.
B.
C.
D.
45.  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.
46.  Which is most important in endurance sports?
A.
B.
C.
47.  The neuropeptides that act as natural opiates are:
A.
B.
C.
D.
48.  Helps regulate the ionic composition of CNS extracellular fluid
A.
B.
C.
49.  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.
50.  The primer mover of inspiration is the
A.
B.
C.
D.
51.  The chewing muscles that protrude the mandible and produce side-to-side grinding movements are
A.
B.
C.
D.
52.  Identify which type(s) of supporting cell is being described. Myelinates nerve fibers in the CNS
A.
B.
C.
D.
E.
F.
53.  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.
54.  In walking, which two lower limb muscles keep the forward-swinging foot from dragging on the ground?
A.
B.
C.
D.
55.  (6) does not lie in the I band
A.
B.
56.  (4) may be involved in exacting types of mental activity
A.
B.
C.
D.
57.  An IPSP is inhibitory because
A.
B.
C.
D.
58.  Which does (do) not require that oxygen be available?
A.
B.
C.
59.  Which of the following is a large, deep muscle that protracts the scapula during punching?
A.
B.
C.
D.
60.  Thick and thin myofilaments have different compositions. For each descriptive phrase, indicate whether the filament is thick or thin. (1) Contains actin
A.
B.
61.  Biogenic amine neurotransmitters include all but
A.
B.
C.
D.
62.  Which provides the highest yield of ATP per glucose molecule?
A.
B.
C.
63.  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.
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