What term is used to describe a suspension of one liquid in another?
a) solvent
b) emulsion
c) solution
d) mixture
Ans: b) emulsion
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Polycystic ovarian syndrome (PCOS) is a disorder in which a female produces abnormally high levels of androgens (particularly testosterone). This has various adverse effects on the female body, including inhibition of ovulation. Which hypothalamic or pituitary form of hormonal control could cause abnormal production of androgens in females?
A. Hypersecretion of FSH B. Nonsecretion of GnRH C. Hypersecretion of LH D. Hyposecretion of FSH
Which most closely approximates the percentage of water in plasma by weight?
A. 1% B. 25% C. 46% D. 92% E. 98%
Cardiac Output is a product of which 2 variables?
a. heart rate b. mean arterial pressure c. blood volume d. stroke volume
Nerves that pass through the sympathetic chain without synapsing innervate which structure?
A. Sweat glands B. Lungs C. Heart D. Stomach E. Arrector muscles