The moderator band is found in the:
a. right atrium
b. right ventricle
c. left atrium
d. left ventricle
Answer: b. right ventricle
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Because net inward pressure in the venular ends of capillaries is less than net outward pressure in the arteriolar ends of capillaries,
A. the pressure in the venules increases. B. more fluid leaves the capillaries than returns. C. the lymphatic vessels push fluid into the capillaries. D. more fluid flows into the capillaries than moves out.
Which molecules are scientists studying to understand the nature of cell control and genetics?
A. Steroids B. Amino acids C. Phospholipids D. Nucleic acids
Which of the following bases is unique to RNA?
a. adenine b. cytosine c. guanine d. thymine e. uracil
What combination of gluteal muscles are mainly used for walking?
A. Gluteus medius and gluteus minimus B. Gluteus maximus and gluteus minimus C. Gluteus maximus and gluteus medius D. Gluteus minimus and piriformis