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Communicable Diseases Overview

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Questions and Answers

Which of the following correctly defines a pathogen?

A type of parasite that only infects plants.

A harmless microbe that aids digestion.

An organism that causes disease. (correct)

A living organism that can be consumed by humans.

What occurs when pathogens successfully enter the body?

Infection, which prevents the body from functioning properly. (correct)

Immunity, which strengthens the immune system.

Rejection, which eliminates foreign organisms.

Recovery, which promotes healing.

Which of the following is NOT a type of pathogen?

Fungi/Yeast

Bacteria

Nutrients (correct)

Viruses

How do parasites function within their hosts?

<p>They reproduce and produce toxic wastes that harm the host. (C)</p> Signup and view all the answers

What is a common consequence of infectious diseases caused by pathogens?

<p>Disruption of normal bodily functions. (C)</p> Signup and view all the answers

Study Notes

Communicable Diseases

Communicable diseases are caused by pathogens
Pathogens are organisms that cause illness
Pathogens include: bacteria, viruses, fungi, and parasites
Parasites live on or inside a host organism
Pathogens enter the body (infection) and reproduce
Toxins produced by pathogens harm the body
Pathogens spread sickness.

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Description

This quiz provides an overview of communicable diseases caused by various pathogens, including bacteria, viruses, fungi, and parasites. Explore how these organisms infect the body, reproduce, and produce harmful toxins. Test your knowledge on how communicable diseases spread and impact health.