Anatomy & Physiology: Lymphatic System

Question 1

Spleen

Answer 1

Organ that helps fight certain types of bacteria.

Question 2

Thymus Gland

Answer 2

Secretes hormones that stimulate the maturation of killer T-Cells. This gland is only active from birth through puberty. After puberty, it decreases in size and functionality.

Question 3

Pathogens

Answer 3

A “foreign body’

Question 4

Lymphocytes

Answer 4

White blood cells that target a pathogen.

Question 5

Killer T-Cells

Answer 5

Attack and kill infected cells.

Question 6

B-Cells

Answer 6

Label invaders for later destruction by macrophages.

Question 7

Helper T-Cells

Answer 7

Activate killer T-cells and B-cells.

Question 8

Macrophages

Answer 8

Consume pathogens and infected cells.

Question 9

Antibodies

Answer 9

Receptor proteins that are bound to B-cells and are replicated and released into the bloodstream or attach them directly to pathogens, marking pathogens for destruction.

Question 10

Vaccination

Answer 10

The introduction inti the body of a dead or disabled pathogen or of a harmless microbe with the protein of a pathogen on the surface.

Question 11

Autoimmune Diseases

Answer 11

Causes the body to attack its own cells.

Question 12

Allergy

Answer 12

When the body’s immune system works too well and attacks itself.

Question 13

Inflammatory Response

Answer 13

Histamine is released when mast cells enter the body and encounter matching antibodies.

Question 14

Histamines

Answer 14

Cause capillaries to swell and increase mucous membrane production.