Exam 46: Microbiology and Disease

Bacteria that grow best in the presence of oxygen are referred to as ________.

One strategy to reduce the incidence of drug-resistant microorganisms is to use ________ carefully.

Organisms that neither help nor harm the host or are beneficial, creating a barrier against pathogens, are called resident normal ________.

In addition to their shape, bacteria are commonly classified by how they react to certain stains. The most common staining procedure in use today is the ________ stain, a method of staining that differentiates bacteria according to the chemical composition of their cell walls.

Which of the following are characteristics of viruses?

Which of the following is an agent that kills microorganisms or suppresses their growth?

Which of the following is an example of a microorganism that is classified a prokaryotic cell?

Which of the following is a virus that infects and gradually destroys components of the immune system, resulting in AIDS?

An organism that lives on or in another organism and uses that other organism to the detriment of the host organism is a(n) ________.

Which of the following microorganisms cause infections such as strep throat, certain types of pneumonia, and rheumatic fever?

Which of the following is an organism that lives on or in another organism and uses that other organism for its nourishment, or for some other advantage, to the detriment of the host organism?

A microorganism capable of causing disease is a ____.

Which of the following is a parasitic disease?

The gelatin-like substance derived from seaweed that gives a culture medium its consistency is called

An acute, often fatal, infectious bacterial disease caused by the introduction of pathogenic spores, which enter the body through a contaminated puncture wound, is____.

Mary has come to the medical office complaining of an infection involving her left great toenail. Which of the following tests will the practitioner order for this condition?

Stained bacteria that lose the purple color when the decolorizer is added and pick up the red color of the safranin are referred to as ________ bacteria.

What disorder is a complication of a strep infection manifested by inflammation of the heart tissue?

The study of microorganisms is called ________.

Beneficial bacteria found in the body that perform functions such as producing vitamins are called ____.