Which component of blood passes through blood vessel walls into surrounding tissues to defend the body against invading foreign antigens?

a. Red blood cells
b. Platelets
c. Leukocytes
d. Gamma globulin


Correct answer: C

Health Professions

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Any charged atomic particle is called a(n):

a. cation. c. ion. b. anion. d. electrolyte.

Health Professions

After passage of the Affordable Care Act, a 2011 Institute of Medicine report recommended that ____

A) religious organizations providing health care be exempt from contraceptive requirements B) all insurance plans cover sterilization and abortion procedures at the same level of co-payment C) all insurance plans include contraceptive coverage without co-payments D) each state decide whether insurance purchased through the state exchange must include contraceptive coverage

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There are two canines in each _________________.

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

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The eight small bones of the wrist.

A. carpals B. metacarpals C. tarsals D. metatarsals

Health Professions