The blood cells with the longest circulating life span are the:
a. red blood cells
b. granular white blood cells
c. nongranular white blood cells
d. both B and C have equal life spans
c. nongranular white blood cells
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Number 5 indicates a(n)
A. hair shaft. B. eccrine gland. C. hair follicle. D. hair matrix. E. epidermal ridge.
End-stage renal disease occurs when:
A) the initial signs of azotemia are present. B) the kidneys have lost all ability to function. C) urine output falls to less than 500 mL/day. D) the glomerular filtration rate is increased.
Which of the following is not required for arousal to occur?
A) There must be sufficient blood hydrostatic pressure. B) The sacral spinal cord must be intact. C) Nitric oxide must be present. D) Sympathetic stimulation of sacral nerves. E) Parasympathetic stimulation of pelvic nerves.
Which blood cell possesses numerous receptors for immunoglobulin E in its plasma membrane?
a. Basophil b. Eosinophil c. Lymphocyte d. Monocyte e. Neutrophil