Direct versus indirect routes of infection. Introduction: Infection can be defined as the invasion of the body of an organism by various disease causing or pathogenic agents such as viruses, bacteria, and fungi . It also involves the multiplication of these agents as well as the response mounted by the host tissues against the infectious agents and the toxins produced by them.

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Answer 1

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Definition Definition Organism that lives in the body of another organism and obtains food at the expense of the host. A parasite can directly or indirect harm the host. There are two kinds of parasites: internal and external. An internal parasite lives inside another organism and is known as an endoparasite. An external parasite lives on the body surface of the host and is known as an ectoparasite. Protozoa and helminths are examples of major human parasites.

Chapter 25, Problem 2RQ

Summary Introduction

To review:

Direct versus indirect routes of infection.

Introduction:

Infection can be defined as the invasion of the body of an organism by various disease causing or pathogenic agents such as viruses, bacteria, and fungi. It also involves the multiplication of these agents as well as the response mounted by the host tissues against the infectious agents and the toxins produced by them.

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Answer 2

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Definition Definition Organism that lives in the body of another organism and obtains food at the expense of the host. A parasite can directly or indirect harm the host. There are two kinds of parasites: internal and external. An internal parasite lives inside another organism and is known as an endoparasite. An external parasite lives on the body surface of the host and is known as an ectoparasite. Protozoa and helminths are examples of major human parasites.

Chapter 25, Problem 2RQ

Summary Introduction

To review:

Direct versus indirect routes of infection.

Introduction:

Infection can be defined as the invasion of the body of an organism by various disease causing or pathogenic agents such as viruses, bacteria, and fungi. It also involves the multiplication of these agents as well as the response mounted by the host tissues against the infectious agents and the toxins produced by them.

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Answer 3

Question

Definition Definition Organism that lives in the body of another organism and obtains food at the expense of the host. A parasite can directly or indirect harm the host. There are two kinds of parasites: internal and external. An internal parasite lives inside another organism and is known as an endoparasite. An external parasite lives on the body surface of the host and is known as an ectoparasite. Protozoa and helminths are examples of major human parasites.

Chapter 25, Problem 2RQ

Summary Introduction

To review:

Direct versus indirect routes of infection.

Introduction:

Infection can be defined as the invasion of the body of an organism by various disease causing or pathogenic agents such as viruses, bacteria, and fungi. It also involves the multiplication of these agents as well as the response mounted by the host tissues against the infectious agents and the toxins produced by them.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 4

Question

Definition Definition Organism that lives in the body of another organism and obtains food at the expense of the host. A parasite can directly or indirect harm the host. There are two kinds of parasites: internal and external. An internal parasite lives inside another organism and is known as an endoparasite. An external parasite lives on the body surface of the host and is known as an ectoparasite. Protozoa and helminths are examples of major human parasites.

Chapter 25, Problem 2RQ

Summary Introduction