Where does referred pain appear when the gastric juice from the stomach refluxes into the esophagus?
A) in the region of the heart B) shoulder and left arm
C) diffusely in the abdomen D) neck
Answer: A
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Which of the following is correct regarding enzymes?
A) They are made of lipids. B) They slow down cellular reactions. C) They are organic catalysts and are made of proteins. D) They bind to the active site of substrates. E) They are released during cellular injury.
The function of simple cuboidal epithelium is
A) support and structure. B) protection and transport. C) phagocytosis and immunity. D) absorption and secretion. E) storage and retrieval.
During the resting potential, the membrane is more permeable to potassium ions than to sodium ions
Indicate whether the statement is true or false
Many gyms feature weightlifting machines called "adductor machines" that are used to strengthen the thighs. If you were to work out on one of these, what would you be doing?
A) twisting both thighs to the left, then to the right B) lifting both thighs upward C) pushing both thighs outward, separating your knees as far as you can D) pulling both thighs inward toward a center point, bringing your knees together E) None of the answers is correct.