Please answer all the questions.

1		Disease is the ability to react to antigens so that the body can remain in homeostatic balance.
			A)	True
			B)	False
2		Secondary lymphatic organs are where lymphocytes originate and/or mature.
			A)	True
			B)	False
3		Only red blood cells originate in the red bone marrow.
			A)	True
			B)	False
4		Secondary lymphatic organs are where lymphocytes encounter and bind with antigens.
			A)	True
			B)	False
5		Peyer's patches are lymphatic tissues located in the pharynx.
			A)	True
			B)	False
6		The appendix is a nonfunctional organ in the body.
			A)	True
			B)	False
7		During the inflammatory reaction, histamine causes capillaries to constrict and become less permeable.
			A)	True
			B)	False
8		Phagocytosis by neutrophils, monocytes, dendritic cells, and macrophages is an important part of the inflammatory reaction.
			A)	True
			B)	False
9		Inflammation also serves to activate B-lymphocytes and S-lymphocytes to mount a specific defense against the infection.
			A)	True
			B)	False
10		When B-cells undergo clonal expansion, they produce plasma cells and also memory B cells.
			A)	True
			B)	False
11		Antibodies made by plasma cells are identical to the BCR (B-cell receptor) and match the shape of the antigen.
			A)	True
			B)	False
12		B-lymphocytes are produced and mature in the thymus.
			A)	True
			B)	False
13		After the infection has passed, the remaining plasma cells undergo cloning to become memory B cells.
			A)	True
			B)	False
14		Another name for B-cell defense is antibody mediated immunity.
			A)	True
			B)	False
15		Another name for an antibody is interferon.
			A)	True
			B)	False
16		The antigen-antibody complex marks the antigen for destruction.
			A)	True
			B)	False
17		An antigen must be presented to a T-cell in a groove of a MHC molecule.
			A)	True
			B)	False
18		Cytotoxic T-cells contain histamine that makes a hole in the plasma membrane of virus-infected or cancer cells.
			A)	True
			B)	False
19		Helper T-cells are the immune cells attacked by HIV.
			A)	True
			B)	False
20		Acquired immunity occurs naturally through infection or artificially by injection.
			A)	True
			B)	False
21		Passive immunity occurs when a person has been exposed to the antigen either by getting infected or from a vaccination.
			A)	True
			B)	False
22		The secondary response of the body to an antigen is much faster and larger than the primary response.
			A)	True
			B)	False
23		Passive immunity differs from active immunity in that passive immunity lasts your lifetime.
			A)	True
			B)	False
24		Cytokines and interleukins can act as immunosuppressant drugs to help fight cancer and AIDS.
			A)	True
			B)	False
25		Monoclonal antibodies are all the same because they come from plasma cells derived from the same B-cell.
			A)	True
			B)	False
26		Allergies are hypersensitivities to various substances.
			A)	True
			B)	False
27		A delayed allergic response is used to test for TB.
			A)	True
			B)	False
28		Tissue or organ rejection is caused by cytotoxic T-cells that recognize foreign MHC antigens.
			A)	True
			B)	False
29		A transplant from an animal is called autotransplantation.
			A)	True
			B)	False