Cigarette smoking damages the respiratory system by:

a. immobilizing ciliated cells
b. killing white blood cells in respiratory tissue
c. inhibiting mucus production
d. killing white blood cells and inhibiting mucus production
e. immobilizing ciliated cells and killing white blood cells


e

Biology & Microbiology

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Which of the following would play a direct role in coordinating the response of clinical laboratories to a potential bioterrorism incident?

A. State Police B. CDC C. APHL  (Association of Public Health Laboratories) D. CDC and APHL E. FBI F. All of the choices are correct.

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The most definitive test to diagnose a helminth infection is

A. a good medical history of the patient, including recent foreign travel. B. an ova and parasite smear for microscopy. C. a serological test for the presence of anti-helminthic antibodies. D. a blood cell count to look for elevated levels of eosinophils.

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The cytoskeleton ________.

Fill in the blank(s) with the appropriate word(s).

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When a woman breast-feeds, oxytocin causes the milk to move from the mammary glands toward the nipples. What other organ might also react when a woman breast-feeds right after giving birth?

A) uterus B) rectum C) thymus D) perilymph

Biology & Microbiology