Chapter 4.3 Introducing Diseases

Question 1

___ are the tiniest pathogens

Answer 1

VIRUSES

Question 2

Diseases caused by pathogens are called ___ diseases

Answer 2

INFECTOUS

Question 3

____ diseases are not caused by pathogens

Answer 3

NONINFECTOUS

Question 4

____ diseases are the ones that a person is born with

Answer 4

CONGENITAL

Question 5

_____, which is caused by the human immunodeficiency virus (HIV), attacks the immune system and prevents the body from fighting pathogens

Answer 5

AIDS

Question 6

____ are the most common diseases affecting the immune system

Answer 6

ALLERGIES

Question 7

____ are substances that a body reacts to

Answer 7

ALLERGENS

Question 8

The leading cause of death in the US is _____ disease which affects the heart or blood vessels

Answer 8

CARDIOVASCULAR

Question 9

a ____ ____ occurs when the coronary arteries become blocked

Answer 9

HEART ATTACK

Question 10

_____ is a build up of fatty deposits in any of the body’s arteries that eventually prevents the flow of blood

Answer 10

ATHEROSCLOROSIS

Question 11

______ ____ disease, which is atherosclerosis of the coronary arteries, is a major cause of heart attack

Answer 11

CORONARY ARTERY

Question 12

_____ occur when the heart beats abnormally

Answer 12

ARRYTHMIAS

Question 13

_____, which can attack any part of the body, occurs when some cells begin to divide and grow at an abnormally fast pace and take over the nutrients that normal cells need

Answer 13

CANCER

Question 14

As the abnormal cells multiply and spread, a lump of cancerous tissue called a _____ ____ develops. _____ ___s can spread to other parts of the body.

Answer 14

MALIGNANT TUMOR

Question 15

The process when the malignant tumors spread to other parts of the body is called ____

Answer 15

METASTASIS

Question 16

____ is a treatment using chemicals or drugs to destroy the cancerous cells

Answer 16

CHEMOTHERAPY