Which of the following is not a component of hemostasis?
A. Platelet plug formation
B. Secretion of histamine
C. Conversion of fibrinogen to fibrin
D. Vasoconstriction
E. Secretion of platelet-derived growth factor
Answer: B
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A ministroke is known as a ________.
A. TIA B. CVA C. concussion D. TBI
When central chemoreceptors detect a drop in the pH of the cerebrospinal fluid,
A. medullary respiratory centers trigger an increase in rate and depth of breathing. B. medullary respiratory centers trigger a decrease in rate and depth of breathing. C. pontine respiratory centers trigger a decrease in rate and depth of breathing. D. the vagus and phrenic nerves stimulate decreased production of the catalyst carbonic anhydrase.
Which type of cell carries out bone resorption?
A) osteoclasts B) osteocytes C) osteons D) osteoblasts E) ossicles
When doing the amylase activity, you will be examining the effect of which of the following variables on enzyme activity?
A) Concentration B) pH C) Osmolality D) Temperature