Which of the following is not true regarding sickle-cell disease?
A. It is caused by a recessive allele that modifies the structure of hemoglobin.
B. It is due to a hereditary hemoglobin defect.
C. It is advantageous in that it can protect carriers against malaria.
D. It is a cause of malaria.
E. It is a cause of anemia.
D. It is a cause of malaria.
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What happens to testosterone as a man ages?
A. It increases as men get older. B. It does not change as men get older. C. It decreases as men get older. D. Age does not determine whether testosterone increases or decreases.
The glenoid cavity of the ________ articulates with the head of the ________.
A. scapula; humerus B. humerus; scapula C. scapula; sternum D. sternum; humerus E. radius; humerus
Clenching the fingers to make a fist, then relaxing and straightening them is an example of ________ followed by ________.
A. extension; hyperextension B. abduction; adduction C. extension; flexion D. adduction; abduction E. flexion; extension
A lesion can include all of the following EXCEPT a(n) ________.
A. wound B. injury C. single infected patch of skin D. infected follicle