Module 9

The herpes virus associated with infectious mononucleosis is

Epstein-Barr virus (EBV)

Which of the following is true of the common cold?

It may be caused by any of more than 200 different viruses.

The most effective approach to avoiding STDs is

abstinence

Vaccines confer ______ immunity.

active

Which of the following describes the body's recognition of a relatively harmless substance as a dangerous antigen and subsequent mounting of an immune response?

allergic reaction

Antibodies have complementary surface markers that work with ______ like a lock and key.

antigens

A disease in which an individual's immune system attacks his or her own body's cells is called a(n)

autoimmune disease

Generally, antibiotics are useful against

bacteria

Chlamydia is the most prevalent ______ STD.

bacterial

Gonorrhea is best described as a sexually transmitted disease

caused by a bacterium that usually affects mucous membranes.

Which of the following are chemical messengers released by immune system cells that help amplify and coordinate the immune response?

cytokines

Lyme disease is transmitted by

deer ticks

Human immunodeficiency virus (HIV)

disables the immune function of the CD4 T cells.

Gonococcal conjunctivitis is an inflammation of the mucous membrane lining the

eyelids

Which of the following is linked to the development of cervical cancer?

genital HPV infection

Which of the following increases the inflammatory response and secretion of mucus following exposure to an allergen?

histamine

The family of viruses that causes genital warts is

human papillomavirus

Swollen lymph nodes are an indication of

infection

Which of the following viruses has a vaccine available?

influenza

Meningitis is an infection of the

membranes covering the brain and spinal cord

Neutrophils, macrophages, dendritic cells, and natural killer cells are part of the ______ response to invading pathogens.

natural

An organism that causes disease is a(n)

pathogen

An infection that progresses from the vagina and cervix to infect the pelvic cavity and fallopian tubes is called

pelvic inflammatory disease

A highly contagious parasitic STD is

pubic lice

The body's first line of defense against invasion of organisms is

skin

A chancre is a sign of

syphilis

Molds, mushrooms, and yeasts belong to what classification?

Fungi

Genital herpes is most often caused by

HSV-2

Most ulcers are caused by

Helicobacter pylori infection

Which country has the highest STD rate of any developed nation?

United States