What is the largest single source of radiation exposure for the average person in the U.S.?
a. radon
b. medical X-rays
c. cosmic
d. nuclear medicine
e. consumer products
a
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An adult cell that is reprogrammed to be pluripotent is called a(n):
A. embryonic stem cell. B. induced pluripotent stem cell. C. germ layer pluripotent stem cell. D. pluripotent stem cell. E. regenerative pluripotent stem cell.
A person is 100 pounds and five feet tall. What
does their BMI say about them?
a. they are overweight b. they are borderline obese c. they are obese d. they are not overweight or obese e. they are extremely obese
Characteristics of the human papilloma virus include all except
A) multiple strains, most of which cause asymptomatic infections. B) have a high mutation rate, meaning vaccine development is challenging. C) ubiquitous—virtually all sexually active individuals will become infected at some point. D) easily spread through any kind of sexual contact. E) promote cell division in epithelial cells.
During quiet inhalation, which respiratory muscles contract?
a) diaphragm and external intercostals b) diaphragm and internal intercostals c) internal and external intercostals d) diaphragm and external obliques e) diaphragm and internal obliques