If you have a blood pressure of 110/80 mmHg, what is your pulse pressure?
A. 30 mmHg
B. 80 mmHg
C. 110 mmHg
D. 190 mmHg
Ans: A. 30 mmHg
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Lipid-soluble hormones, such as progesterone, exert their effects by forming hormone-receptor complexes that
A. activate a G protein and second-messenger cascade. B. bind to DNA and initiate transcription. C. open ion channels in the cell membrane. D. activate adenylate cyclase.
What stimulates atrial natriuretic peptide release?
A) renin B) changes in the concentration of sodium in the blood of the atrium C) distension of the atrial wall due to an increase in plasma volume D) changes in the concentration of potassium in the blood of the atrium E) distension of the atrial wall due to an increase in blood pressure
The external genitalia do not become clearly differentiated until about week ________ of development.
A. 6 B. 12 C. 20 D. 38 E. 32
If a person stands on his or her heels with their toes pointing up, what muscle action is he or she performing?
A. Dorsiflexion B. Eversion C. Inversion D. Plantar flexion