A mass of tissue produced when the rate of cell division exceeds the rate of cell death is known as a ________.
Fill in the blank(s) with the appropriate word(s).
neoplasm
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These figures show a frontal view of the abdominopelvic cavities. What does number 5 indicate?
A. Right upper quadrant (RUQ) ?B. Left lower quadrant (LLQ) ?C. Right hypochondriac region ?D. Left hypochondriac region ?E. Right lower quadrant (RLQ)
Which of the following cells is part of the body's second line of defense?
a) Mucous cells b) Germ cells c) B and T Lymphocytes d) Natural killer cells e) None of these choices
The urinary bladder
a. is a temporary storage site for urine b. wall is stretched by 200 to 400 ml of urine, which stimulates stretch receptors that initiate the micturition reflex c. contracts when parasympathetic nerves stimulate it d. has all of the above characteristics e. has only characteristics a and b
The membrane structures that respond to chemical stimuli to produce sweet, bitter, and umami sensations are called
A) gustatory hairs. B) chemically-gated ion channels. C) voltage-regulated ion channels. D) G proteins. E) papillae.