Cells called ________ survey our bodies and gobble up bacteria and wounded and dead cells.
A) natural killer cells
B) macrophages
C) neutrophils
D) lymphocytes
About what percentage of adults have food allergies?
A) 5
B) 10
C) 15
D) 20
Infection with what bacterium can cause hearing loss and/or brain damage?
A) Staphylococcus aureus
B) Streptococcus pneumoniae
C) Escherichia coli
D) Borrelia burgdorferi
Deer ticks and blacklegged ticks are vectors for what bacteria?
A) Tinea pedis
B) Mycobacterium tuberculosis
C) Treponema pallidum
D) Borrelia burgdorferi
The only way to avoid contracting West Nile Virus is to avoid
A) unwashed vegetables.
B) undercooked meat.
C) mosquito bites.
D) unprotected sex.
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Which disease causes the lymph nodes and tonsils to become enlarged?
A) Mononucleosis
B) Lyme disease
C) Meningitis
D) Pneumonia
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Checking your body for ________ after a hike in the woods is the best way to prevent Lyme disease.
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In 1980, more than 800 people developed toxic shock syndrome, and 38 died from it. This outbreak was linked to
A) the use of a highly absorbent tampon.
B) wrestling mats that were not adequately sanitized.
C) contaminated beef used by a large restaurant chain.
D) mosquito infestations during a particularly humid summer.
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All of the following may raise a woman's risk of contracting PID except
A) having a pelvic exam.
B) douching.
C) having an IUD inserted.
D) having multiple sex partners.
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All of the following are reasons for using the term sexually transmitted infection EXCEPT
A) some people infected with STIs may not immediately develop any apparent health problems.
B) the person who contracts the infection is capable of transmitting it to a partner.
C) infected persons may develop pain, blisters, or other indications of disease.
D) some STIs have the capacity to remain latent.
The Gardasil vaccine is recommended to prevent
A) herpes.
B) chlamydia.
C) human papillomavirus.
D) gonorrhea.
A chancre is associated with which disease?
A) HIV
B) human papillomavirus (HPV)
C) syphilis
D) gonorrhea
A possible outcome of pelvic inflammatory disease (PID) is
A) cancer.
B) infertility.
C) rheumatic fever.
D) opportunistic diseases.
All of the following may raise a woman's risk of contracting PID EXCEPT
A) having a pelvic exam.
B) douching.
C) having an IUD inserted.
D) having multiple sex partners.
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Cardiovascular disease is the leading cause of adult mortality in the United States, causing more than
A) 2 in 10 deaths.
B) 3 in 10 deaths.
C) 4 in 10 deaths.
D) 5 in 10 deaths.
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Rhinoviruses typically cause
A) colds.
B) herpes sores.
C) tuberculosis.
D) genital warts.
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Malaria is typically transmitted through the bites of infected ________.
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Which type of blood cell is NOT produced from myeloid stem cells?
a. basophils
b. B lymphocytes
c. eosinophils
d. erythrocytes
e. neutrophils
Question 2
Which two animals listed below do NOT contain an actual circulatory system?
a. grasshopper and fish
b. grasshopper and hydra
c. hydra and fish
d. sponge and fish
e. sponge and hydra
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