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Questions Bank (1233294 total)
Which group of muscles moves the arm at the shoulder?
Quadriceps femoris group
0%
Hamstrings
0%
Rotator cuff muscles
100%
Muscles of mastication
0%
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Which of the following muscles is described as
striated
and
involuntary
?
Skeletal
0%
Cardiac
0%
Smooth
0%
Aponeurosis
0%
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Which of the following best describes the arachnoid mater?
Cranium
0%
Blood-brain barrier
0%
Meninges
0%
Limbic system
0%
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Schwann cells and oligodendrocytes
generate and conduct action potentials.
0%
are sensory neurons.
0%
synthesize all neurotransmitters in the CNS.
0%
synthesize myelin sheath of neurons in the brain, spinal cord, and peripheral nerves.
0%
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The temporal lobe
is a cerebellar structure.
0%
is a large mass of white matter that joins the right and left cerebral hemispheres.
0%
contains the primary auditory cortex.
0%
is a brain stem structure.
0%
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The inside of the unstimulated neuron is negative; this electrical charge is caused by the outward leak of potassium and is called
depolarization.
0%
the resting membrane potential.
100%
the action potential.
0%
the refractory period.
0%
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Clinically, an elevated blood level of creatine phosphate is indicative of
calcium deficiency.
0%
flaccid paralysis.
0%
muscle damage.
100%
hypertrophy.
0%
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Which of the following forms cross-bridges with actin?
Sarcoplasmic reticulum
0%
T tubules
0%
Sarcolemma
0%
Myosin
100%
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The biceps femoris, semitendinosus, and semimembranosus
flex the foot.
0%
are located on the anterior thigh.
0%
are the hamstrings.
0%
attach to the patella.
0%
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Which of the following does not refer to the thin filament?
Myosin binding site
0%
Tropomyosin
0%
Troponin
0%
Myosin
100%
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