Please match the diseases with their most common portal of exit.
Common warts, fungal infections
A) Respiratory tract (aerosols)
B) GI tract (saliva droplets)
C) Exudates from skin lesions
D) GI tract (diarrhea)
E) Reproductive tract (semen)
F) Blood through a contaminated needle
C) Exudates from skin lesions
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Which of the following lists the female reproductive structures that sperm will pass through on their way to fertilize an oocyte, in the correct order?
a. cervix.. vagina..oviduct...ovary b. cervix...oviduct...vagina...uterus c. uterus...cervix...vagina...ovary d. vagina...cervix...uterus....oviduct
Scientists use the term "theory" when discussing the theory of gravity because ________
a. it is better to be vague than to be proven wrong b. they anticipate finding locations where things fall up c. not all scientists are convinced about the reality of gravity d. a theory is the term used to describe a hypothesis that is very thoroughly tested
All of the following are diameters of cells that would be resolved in a microscope with a limit of resolution of 0.2 µm except
A. 0.3 µm. B. 0.2 mm. C. 0.2 µm. D. 2.0 µm. E. 0.1 µm.
What is a reliable method of ensuring the safety of milk?
A) Decontamination B) Pasteurization C) Sanitization