You are a researcher specializing in cytology, specifically the cell structures of the skeletal muscle that moves the body. The instrument that you would use to see the fine detail within cells would be the
A) MRI scan.
B) light microscope.
C) scanning electron microscope.
D) transmission electron microscope.
E) CT scan
D) transmission electron microscope.
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________ inhibits secretion of prolactin.
A. Norepinephrine B. Dopamine from the hypothalamus C. Growth hormone D. Insulin
What happens to the oxygen that is metabolized within the mitochondria?
A) The oxygen is combined with hydrogen to form water. B) The oxygen is converted to CO2 and is combined with hydrogen to form water. C) The oxygen is converted to CO2. D) The oxygen is incorporated into organic molecules during cellular metabolism. E) The oxygen acts as a coenzyme in the production of ATP.
Which of the following is the primary digestive organ involved in regulating the composition of circulating blood?
A) pancreas B) stomach C) small intestine D) large intestine E) liver
Jane, who works in a lumber mill, suffers a compression injury to the posterior compartment of her forearm. Which of the following actions might now be compromised?
A. Finger flexion B. Wrist flexion C. Wrist extension D. Thumb flexion