Solved

The Ciliary Escalator Allows Unwanted Particles to Be Swept __________

Question 66

Multiple Choice

The ciliary escalator allows unwanted particles to be swept __________.


A) downward into the lungs
B) into the bloodstream
C) away when the smoker exhales
D) upward to the throat,where they are usually swallowed

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions