The reason why it is rare for healthy people who has normal immune system to possess any blood infections of bacteria. Introduction: Immune system of an individual is comprised of network of cells, organs or tissues, which performs together in protecting the body against infections. The body of humans is that place where the pathogens like virus, bacteria, parasites and fungi can thrive easily. Thus, it is essential to maintain a healthy immune system.

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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 21, Problem 4SA

Summary Introduction

To determine:

The reason why it is rare for healthy people who has normal immune system to possess any blood infections of bacteria.

Introduction:

Immune system of an individual is comprised of network of cells, organs or tissues, which performs together in protecting the body against infections. The body of humans is that place where the pathogens like virus, bacteria, parasites and fungi can thrive easily. Thus, it is essential to maintain a healthy immune system.

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Answer 2

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 21, Problem 4SA

Summary Introduction

To determine:

The reason why it is rare for healthy people who has normal immune system to possess any blood infections of bacteria.

Introduction:

Immune system of an individual is comprised of network of cells, organs or tissues, which performs together in protecting the body against infections. The body of humans is that place where the pathogens like virus, bacteria, parasites and fungi can thrive easily. Thus, it is essential to maintain a healthy immune system.

Expert Solution & Answer

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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 21, Problem 4SA

Summary Introduction

To determine:

The reason why it is rare for healthy people who has normal immune system to possess any blood infections of bacteria.

Introduction:

Immune system of an individual is comprised of network of cells, organs or tissues, which performs together in protecting the body against infections. The body of humans is that place where the pathogens like virus, bacteria, parasites and fungi can thrive easily. Thus, it is essential to maintain a healthy immune system.

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 21, Problem 4SA

Summary Introduction