Parathyroid hormone affects the ________.
A. stomach, pancreas, and bone
B. intestine, kidneys, and bone
C. bones, heart, and blood
D. kidney, liver, and spleen
E. liver, stomach, and small intestine
Answer: B
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Posterior upper limb muscles are innervated by the
A) ulnar nerve. B) median nerve. C) axillary nerve. D) musculocutaneous nerve. E) radial nerve.
Which factor would result in bronchoconstriction?
a. sympathetic stimulation b. parasympathetic stimulation c. epinephrine secretion d. increased carbon dioxide concentration e. None of the above
Most levers in the human body are __________.
A. third-class levers B. first-class levers C. second-class levers D. fourth-class levers
The bending of light as it passes through different media is called ________.
A. astigmatism B. refraction C. visual acuity D. accommodation