Most people are believed to have which of the following ratios of fast-twitch to slow-twitch muscle fibers?
a. 60% to 40%
b. 50% to 50%
c. 20% to 80%
d. 40% to 60%
b
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Answer the following statements true (T) or false (F)
1. Men have a higher percentage of essential fat than women. 2. Most of the fat in the body is stored in fat cells called adipose tissue. 3. Between 20% and 30% of Americans are overweight or obese. 4. Diabetes interferes with the processing of insulin in the pancreas, causing a buildup of glucose in the bloodstream. 5. Although obesity is linked with a number of diseases, such as diabetes and even erectile dysfunction, there is little connection between obesity and cancer.
Vaccines are MOST readily made against
A. bacteria because their cell walls remain relatively unchanged from generation to generation. B. fungi because several species of fungi are commensals therefore priming the immune response to readily produce antibodies to the new vaccine. C. helminths because they are large organisms and make for easy targets. D. prions because they are new microbe so there is much research effort to stop prion related diseases. E. viruses, particularly RNA viruses, because their cell receptors are unchanging and bind human cell receptors.
Which one of the following best describes leukemia?
A. benign disease of the lymph system B. malignant disease of the white blood cells C. nonmelanoma skin cancer D. benign disorder of glucose metabolism
____ remains voluntary for prescribers, but under Medicare Part D prescribers will be given incentives for adopting it.
A. Bar code scanning B. E-prescribing C. prescription writing D. networking