Potassium ions are ________ that are highly concentrated in the ________ fluid.
A. cations; extracellular
B. anions; extracellular
C. cations; intracellular
D. anions; intracellular
Answer: C
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Blood pressure ________ as blood travels from arteries, through capillaries, to the veins.
A. stays constant B. increases C. decreases
The end of a long bone is called the __________.
Fill in the blank(s) with the appropriate word(s).
A decrease in plasma calcium will initiate an increase in the release of which of the following?
A) parathyroid hormone only B) calcitonin only C) 1,25-dihydroxy vitamin D3 only D) both parathyroid hormone and calcitonin E) both parathyroid hormone and 1,25-dihydroxy vitamin D3
A mixed nerve consists of both ________ and ________.
A. spinal; cranial fibers B. myelinated; unmyelinated fibers C. glial cells; nerve cells D. association; integration neurons E. afferent; efferent fibers