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The mosquito-borne disease caused by four species of the Plasmodium parasite is ________.

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malaria

Hepatitis B vaccinations are not recommended for children.

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The ability that a person has from birth to fight infection is ________ immunity, consisting of physical barriers, chemical barriers, and internal elements.

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Worldwide, ________ is the second leading cause of death among children under age 5, killing an estimated 700,000 million children per year.

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B cells monitor the blood and tissue fluids.When stimulated, they mature to produce ________, proteins that circulate in the blood and bind to specific antigens, triggering events that destroy them.

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Current practice calls for all sexually active women to receive Pap screening every three years from age 21 to 30, and then every five years from age 30 to 65.

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In the chain of infection, the ________ is a place where a larger pool of infectious organisms survive or live in a community.

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Megan suffers from candidiasis, a vaginal yeast infection.Which type of microorganism has infected Megan?


A) fungus
B) protozoa
C) virus
D) bacteria

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Which of the following statements regarding tuberculosis is FALSE?


A) Urbanization and swelling cities have contributed to the spread of tuberculosis.
B) Treatment for tuberculosis that is not drug-resistant requires six to nine months of medication.
C) Resistant tuberculosis is becoming a concern worldwide.
D) People with HIV infection have no greater risk than the general population for active tuberculosis.

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If a microorganism causes an illness in a human, then the organism is called an infectious agent, or ________.

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Most new cases of hepatitis C are associated with blood transfusions.

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The chain of infection involves six general concepts.The ________ is an organism or person in which an infectious agent lives.

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When a tick transfers Lyme disease from a deer to a human, the tick is considered the ________ in the chain of infection.


A) host
B) vector
C) reservoir
D) infectious agent

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Human immunodeficiency virus (HIV) causes acquired ________ syndrome (AIDS).

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Frederico has painful sores on his penis.Which sexually transmitted disease does Frederico most likely have?


A) herpes simplex
B) gonorrhea
C) hepatitis C
D) chlamydia

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Diseases that occur when the immune system begins to recognize components of the body as foreign and starts a self-destructive process are called ________ diseases.

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________ is the most common cause of skin infections.(Provide the full name for this answer.)

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Staphyloco...

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Proteins produced by B cells that bind to specific antigens and trigger events that destroy them are called ________.

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antibodies

Less than 100 organisms are associated with food-related illnesses.

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After an infection or immunization, memory cells develop and can lead to a rapid response if the same organism is encountered by the body again.The person is said to have


A) been treated.
B) innate immunity.
C) resistance.
D) immunity.

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D

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