Active immunity can be acquired in a number of ways. Which scenario exhibits how active immunity is acquired?
A. A mother passes antibodies on to her baby through breast milk.
B. A fetus is exposed to antigens in the mother's bloodstream, and develops immunoglobulins.
C. An immunocompetent person receives a blood transfusion to receive donor immunoglobulins.
D. A person experiences a viral infection.
Answer: D
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In a condition called __________, blueness of the skin results from a deficiency of oxygen.
Fill in the blank(s) with the appropriate word(s).
The ________ bone is unusual because it doesn't contact another bone
A) vomer B) lacrimal C) hyoid D) atlas E) ethmoid
Which of the following is part of the axial skeleton?
A) clavicle B) patella C) carpal bones D) ribs E) coxal bones
The primary reason that extracellular fluid volume must be closely regulated is to
a. prevent changes in ICF osmolarity b. maintain adequate urine formation c. maintain proper blood pressure d. prevent cells from swelling or shrinking e. allow changes in ICF volume