Exam 1:An Introduction to Microbiology and Human Disease-Part A

Which statement about the spread of disease is true?

An infection in which the person has no symptoms is called:

In women,the vagina has:

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

A microorganism that is usually harmless but may become a pathogen in specific circumstances is called:

Which of these is NOT ever part of a virus?

A disease such as malaria,which is spread by a vector,is called:

A portal of entry may be:

Viruses are obligatory intracellular parasites,which means:

A secondary infection is possible if a person:

A disease that may be spread directly or indirectly from host to host is called:

A saprophyte is a microorganism that:

Bacteria that require oxygen in order to reproduce are called:

A disease such as tetanus,which is acquired by soil contamination of a wound,is called:

Bacteria that might normally be killed by heat may survive if they are able to form:

Which of these is LEAST important for preventing nosocomial infections?

The pathogens that always cause disease by reproducing within cells are the:

Which statement is NOT true of the normal flora of a person?

The time between the entry of a pathogen and the beginning of symptoms is called the:

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