8. It is a condition where in there is an accumulation of fats (cholesterol) inside
the walls of the arteries reducing blood flow to the brain?
A. Aneurysm
B. Atherosclerosis
C. Coronary heart disease
D. Heart attack
9.One symptom of heart failure includes?
A.extreme
B.hunger irritability
C.hortenees of breath
D.none of the above
10.If someone smokes cigarettes constantly for a long time,his alveoli will eventually be coated with tar.This is bad because?
A.it is not good as when they are not coated.
B.it is more difficult to diffuse gas in and out of the lungs.
C.the alveoli cannot move as well when they are coated.
D.both A and B are correct
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Answer:
8.B
9.D
10.D
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