The sleep cycle is approximately __________ minutes.
A) 30
B) 50
C) 75
D) 90
Ans: D) 90
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Which of the following is the correct description of the pia mater?
A. The layer of the meninges that is thin and weblike B. The outermost layer of the meninges C. The innermost layer of the meninges D. The layer of the meninges that is much thicker and tougher than the others E. The middle layer of the meninges
One function of the reticular formation is to assist in the regulation of respiration and blood pressure.
Answer the following statement true (T) or false (F)
Which of the following is LESS likely to result in edema?
A. increase in capillary permeability B. reduced plasma colloid osmotic pressure C. blockage of veins D. increased mean arterial pressure E. loss of protein molecules in urine through the kidneys
On the pH scale
A. pH values above 7 are basic (alkaline). B. the lower the whole number on the scale, the greater the H+ concentration. C. a tenfold difference in hydrogen ion concentration separates each whole number. D. All of the answer choices are correct.