Exam 22: An Introduction to Microbiology and Human Disease

Which of the following statements are true of resident flora (microbiota)? (Read carefully and select all of the correct statements.)

A virus is made of ____________________ or ____________________,surrounded by a ____________________.

The sweeping of ciliated epithelium normally prevents pathogens from reaching the ____________________.

Which of these is a zoonosis?

Bacteria that can reproduce in the presence or absence of oxygen are called ____________________.

The vector of Lyme disease is a ____________________.

If a disease has become epidemic,this means that there are ____________________.

If part of a bacterial cell is antigenic,that means it stimulates the formation of:

Bacteria usually reproduce by the process of ____________________.

Bacterial capsules may be used to make vaccines because the capsules are ____________________.

A person cannot acquire the West Nile virus (WNV)directly from an infected person; therefore WNV in not considered ____________________.

Spiral bacteria are called ____________________,rod-shaped bacteria are called ____________________,and spherical bacteria are called ____________________.

The presence of bacteria in the blood is called:

A portal of exit may be:

The human body louse is the vector of:

A portal of entry may be:

The flaking of the stratum corneum continuously removes potential pathogens from the ____________________.

The multicellular fungi are called ____________________,and they reproduce by forming ____________________.

The incubation period of diseases:

Rod-shaped bacteria are called ____,and spiral bacteria are called ____.