Exam 27: How the Animal Body Defends Itself

A person who has type AB blood:

Which cell migrates to the thymus gland to mature?

Which proteins act as messengers that protect other cells in the vicinity from viral infection?

The __________________ involves proteins in the plasma that are activated when bacteria or fungi are present.These puncture holes in the cell walls of invaders.

The ________________ activate the remainder of the immune system responses.

What are the chemical weapons involved with the first line of defense?

The bronchi and bronchioles leading to the lungs have an effective mechanism for trapping incoming microbes.This method consists of:

Explain why relatives are sought for kidney transplants.

Which immunoglobulin is found in saliva,mucus,and mother's milk?

The type of cells that target body cells infected by viruses are:

__________ is a type of an allergic response in which the release of histamines triggers breathing passages to become narrow.

__________________ secrete antibodies.