Which of the following is true?
A. Semen is composed of seminal fluid and sperm.
B. Seminal fluid is composed of semen and sperm.
C. Sperm are composed of seminal fluid within a cell membrane.
D. The three ingredients of ejaculate are sperm, semen, and prostate-specific antigen.
A
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Parathyroid hormone effects the
A. bones, heart, and blood. B. kidney, liver, and spleen. C. intestine, kidneys, and bone. D. liver, stomach, and small intestine. E. stomach, pancreas, and bone.
Which is true regarding the absorption of nutrients during digestion?
A. Fat-soluble vitamins (A, D, E, and K) are absorbed along with the products of protein digestion. B. Lipids are chemically digested to fatty acids and glycerides, and were absorbed into the lacteals in the large intestinal villi. C. Proteins are chemically digested to amino acids and absorbed into the blood of capillaries in the small intestine. D. Carbohydrates are chemically digested to monosaccharides and were also absorbed into the blood of capillaries in the stomach.
Discuss pH levels of the blood
What will be an ideal response?
Carbon dioxide is transported in the blood mostly as __________.
a. carbaminohemoglobin b. a bicarbonate ion c. soluble in plasma d. none of the listed responses