NonSpecific Defenses

Question 1

Nonspecific response the body makes to tissue damage or infection

Answer 1

Inflammatory Response

Question 2

White blood cell produced by bone marrow to fight infections

Answer 2

Leukocyte

Question 3

Epithelial tissue that produces mucus and lines inner body surfaces

Answer 3

Mucous membrane

Question 4

Disease-causing agent

Answer 4

Pathogen

Question 5

Four types of pathogens

Answer 5

Bacterium, virus, fungus, protozoan

Question 6

Slimy substance that traps pathogens, particles and debris

Answer 6

mucous

Question 7

Process of leukocytes engulfing/breaking down pathogens/debris

Answer 7

Phagocytosis

Question 8

The kind of barrier that physically blocks pathogens from entering the body.

Answer 8

Mechanical barrier.

Question 9

Most important mechanical barrier

Answer 9

Skin

Question 10

Organisms without a nucleus

Answer 10

Bacteria

Question 11

Organisms with a nucleus and single-celled.

Answer 11

Protozoa

Question 12

Pathogens that reproduce by taking over living cells

Answer 12

Viruses

Question 13

Contained in sweat, mucus, tears and saliva that kill pathogens

Answer 13

Enzymes

Question 14

Stomach juice that kills pathogens

Answer 14

Stomach acid

Question 15

A type of barrier that is a living organism (e.g., harmless bacteria) that helps protect the body.

Answer 15

Biological barrier

Question 16

Three signs of inflammatory response

Answer 16

Redness, swelling, warmth

Question 17

Two chemicals that trigger inflammatory response.

Answer 17

Cytokines and histamines.

Question 18

Two chemicals released when tissue is injured/infected.

Answer 18

Cytokines and histamines.

Question 19

Example of nonspecific defense.

Answer 19

Phagocytosis (the process of leukocytes engulfing and breaking down pathogens/debris).

Question 20

Three barriers that keep out pathogens first.

Answer 20

Mechanical barrier, chemical barrier, and biological barrier.