Which of the following events occurs in an erection?
A. Vasoconstriction of arteries leading to erectile tissue of penis
B. Engorgement of erectile tissue of penis with blood
C. Relaxation of internal sphincter of urinary bladder
D. Dilation of venules leading from erectile tissue of penis
E. Decrease of blood flow to the penis
Answer: B
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The total pressure of a gas is 100 mmHg and the mixture is composed of 20% oxygen, 10% water vapor, 5% CO2, and 65% Nitrogen: What is the partial pressure of water vapor?
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Emulsification
A. converts small lipid droplets into larger droplets. B. occurs in the gallbladder. C. chemically digests lipids. D. increases surface area for lipid digestion. E. involves enzymes.
List and briefly describe the major functions of blood
What will be an ideal response