It is suggested that ____ grams of fiber be eaten daily
a. 20
b. 15
c. 50
d. 45
a
RATIONALE: It is suggested that 20 grams of fiber be eaten daily. Fiber is obtained from fruits, vegetables, and whole grains.
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________ Residual volume is the amount of air that can be forcibly inspired after a normal inhale
Indicate whether the statement is true or false
Signs and symptoms of Lyme disease include all of the following EXCEPT _________
a. a round bull's-eye rash b. involuntary movement of facial muscles c. headache d. fatigue
Immune cells distinguish "self" from "nonself" by recognizing:
A) cellular RNA. B) major histocompatibility antigens. C) different types of phospholipids in a cell's membrane. D) "nonself" enzymes secreted by foreign cells.
If the radiation source distance is decreased to 1/2 of its original distance, the intensity of the radiation will be
A) increased by four times the original intensity B) decreased by one quarter the original intensity C) increased by two times the original intensity D) decreased by one half of the original intensity