A chemical reaction that involves formation of bonds is called ______.
A. synthesis
B. decomposition
C. exchange
D. none of the above
A. synthesis (Bond creating merger is called chemical synthesis or an addition reaction.)
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What solute maintains the medullary interstitial fluid osmotic gradient?
A) potassium ions B) urea C) sodium ions D) glucose E) water
Explain the decreased fertility commonly found in males with anabolic steroids use.
A. Exogenous testosterone will trigger a decrease in GnRH. B. Positive feedback will occur as a result of exogenous testosterone, leading to reduced sperm production. C. LH and FSH levels will increase in response to the exogenous testosterone. D. The adrenal cortex will increase production of endogenous testosterone, therefore decreasing sperm production.
The tubular gland that produces a secretion that contains fructose, is slightly alkaline, and contributes about 60 percent to the volume of the semen is the
A) prostate gland. B) bulbourethral gland. C) corpus cavernosum. D) seminal vesicle. E) preputial gland.
The amount of air that is inhaled and exhaled during normal respiration is called _____________.
a. inspiratory reserve volume b. tidal volume c. respiratory rate d. total lung capacity e. vital capacity