Who is at most risk to develop legionnaires' disease?
a. 65-year-old transplant recipient
b. 14 year old swimming in a lake
c. 90 year old living in an apartment complex
d. Newborn baby to a mother infected with hepatitis
A
The disease can affect anyone, but principally affects those who are susceptible due to age, ill-ness, immunosuppression or other risk factors, such as heavy smoking. The clinical manifestations following infection with a particular species are primarily caused by differences in the host's immune response and perhaps by inoculum size; the same Legionella spp. gives rise to different expressions of disease in different individuals.
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Which stage of an acute infectious disease occurs between the time the organism begins to grow in the host and the appearance of disease symptoms?
A) acute period B) decline period C) infection D) incubation period
During sexual arousal, the _____ secrete a small amount of a clear alkaline fluid, which appears as droplets at the tip of the penis before ejaculation occurs.
A. vas deferens B. seminal vesicles C. Cowper's glands D. interstitial cells.
Which hormone prepares the uterus to receive and nourish a fertilized egg?
A) Progesterone B) Insulin C) FSH D) Oxytocin E) Luteinizing hormone (LH)
Members of the genus Mycobacterium are said to be ________-________ because basic fuchsin dye cannot be removed even with acid-alcohol treatment.
Fill in the blank(s) with the appropriate word(s).