Keratin is a durable protein that makes which skin layer waterproof and resistant to bacteria and viruses?

A. Hypodermis
B. Arrector pili
C. Epidermis
D. Subcutaneous
E. Dermis


Answer: C

Health Professions

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Chronic wounds contain:

A. high levels of MMPs and low levels of TIMPs. B. low levels of MMPs and high levels of TIMPs. C. low levels of MMPs and low levels of TIMPs. D. high levels of MMPs and high levels of TIMPs.

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________ is the process of determining the correctness of the assumptions and governing equations implemented in a model when applied to the entire class of problems.

A) Validation B) Evaluation C) Experimentation D) Verification

Health Professions

Which of the following media is differential but not selective?

A) Chocolate agar B) MacConkey agar C) Thayer-Martin agar D) None of the above E) A and C

Health Professions

When communicating with a patient with a visual impairment, 

A. find a quiet area to talk. B. talk down to the patient. C. use a normal speaking voice. D. try to minimize background noise.

Health Professions