The regulation of smooth muscle contraction is mediated by the phosphorylation of ____ in response to calcium binding to ____
a. myosin, calmodulin.
b. actin, calmodulin.
c. troponin, calmodulin.
d. myosin, troponin.
e. actin, troponin.
A
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Coding of sensory information may result from
a. the intensity of the stimuli b. the location of the stimuli c. they stimulus modality d. all of the above e. none of the above
What is the correct order for the vertebral regions, from superior to inferior?
A. Thoracic - cervical - lumbar - coccygeal - sacral B. Thoracic - sacral - lumbar - thoracic - coccygeal C. Thoracic - coccygeal - cervical - lumbar - sacral D. Cervical - thoracic - lumbar - sacral - coccygeal E. Cervical - thoracic - sacral - coccygeal - lumbar
From which primary germ layer is the dermis of the skin derived?
A. Ectoderm B. Endoderm C. Mesoderm
For elbow flexion,
A. biceps brachii is the agonist and triceps brachii is the antagonist. B. biceps brachii is the antagonist and triceps brachii is the agonist. C. triceps brachii is the synergist and biceps brachii is the antagonist. D. deltoid is the agonist and biceps brachii is the synergist. E. biceps brachii is the synergist and triceps brachii is the agonist.