The cervix is a portion of the
A. vagina.
B. external genitalia.
C. oviduct.
D. uterine tube.
E. uterus.
E
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Carbonic anhydrase
a. is found in the red blood cells. b. catalyzes the formation of carbonic acid from carbonic dioxide and water. c. catalyzes the formation of oxyhemoglobin from oxygen and reduced hemoglobin. d. both (a) and (b) above. e. both (a) and (c) above.
Which best describes how the total body balance of any chemical substance is determined?
A. The amount produced by the body minus the amount metabolized by the body B. The rate the substance is secreted from the body C. The rate the substance is metabolized by the body D. The rate the body produces the substance E. The difference between the amount of substance lost from the body and the amount gained the body
Which of the following membranes are only found within closed cavities?
a. Cutaneous. b. Serous. c. Mucous. d. Connective.
Which of the following is false regarding the function of the sympathetic nervous system?
A. Prepares the body for fight or flight B. Dilates blood vessels C. Decreases blood flow to digestive organs D. Signals the heart to beat slower