The ________ make up the bones of the digits on both the hand and foot.
Fill in the blank(s) with the appropriate word(s).
phalanges
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Macrophages ingest invaders
Indicate whether the statement is true or false.
Blood leaves the kidney through the ________.
A. efferent arterioles B. hepatic vein C. renal nephron D. renal vein
Microvilli
A. are supported by microtubules. B. move the cell. C. increase the surface area of the cell. D. function to make the cell mobile. E. are extensions of the lysosomal membrane.
Why does muscle activity affect the temperature of the body?
A. Muscle activity directs more warm blood to the muscles away from the central core causing a cooling effect on your internal organs. B. The rate of chemical reactions increases in muscle fibers during contraction, so the rate of heat production also increases. C. Muscle contraction generates pyrogens which reset the body's internal thermostat to a higher temperature. D. Increased muscle activity causes a rise in adipose stores which increases the insulation value of the body.