Exam 4

Question 1

Naturally Acquired Active

Answer 1

Naturally Acquired Active; builds during lifetime - resulting from infection.

Question 2

Naturally Acquired Passive

Answer 2

Antibodies transferred from a mother to a fetus (trasplacental transfer) or to a newborn in colostrum results in naturally acquired passive immunity in the newborn; type of immunity can last up to a few months.

Question 3

Artificially Acquired Active

Answer 3

Vaccinations

Question 4

Artificially Active Passive

Answer 4

refers to humoral antibodies acquired by injection. only lasts a couple weeks.

Question 5

Humoral vs. Cell-mediated

Answer 5

Humoral Immunity - involves B cells. Fights invaders outside the cell. Making antibodies against v