Structures/Functions

Question 1

Coordinates immune defenses and kill infected cells on contact.

Answer 1

T-Cells

Question 2

Complex proteins that normally circulate in the blood in an inactive form but are activated by contact with an antigen. It is cells combine with antibodies to ward off pathogens.

Answer 2

Complement Cell/System

Question 3

Stores extra erythrocytes. Has major hemolytic function. Is a sac-like mass of lymphoid tissue located in the left upper quadrant of the abdomen.

Answer 3

Spleen

Question 4

White blood cells that specialize so they can attack specific antigens.

Answer 4

Lymphocytes

Question 5

A type of leukocyte that surrounds and kills invading cells. This type of cell also removes dead cells and stimulates the action of other immune cells.

This is a cell that protects the body by eating other cells.

Answer 5

Macrophage

Question 6

aka “Nasopharyngeal Tonsils”. Located in the Nasopharynx.

Answer 6

Adenoids

Question 7

a disease-fighting protein created by the immune system in response to the presence of a specific antigen.

Answer 7

Antibodies

Question 8

Act as filters to harmful substances from lymph cells, as lymph flows through the node.

Answer 8

Lymph Nodes

Question 9

Lymph nodes located along the “sides of the neck”.

Answer 9

Cervical Lymph Nodes

Question 10

Lymphatic tissue that hangs from the lower part of the cecum.

Answer 10

Vermiform Appendix

Question 11

A physical barrier that prevents invading organisms from entering the body.

Answer 11

Intact Skin

Question 12

The process by which phagocytes eat and destroy substances.

Answer 12

Phagocytosis