The dose required to produce the desired effect on 50% of the subjects tested is:
A. the maximal dose.
B. the lethal dose.
C. ED50.
D. LD50.
Answer: C
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You are treating a patient with suspected heat cramps. Your medical director has issued standing orders for such treatment given the high number of heat-related emergencies to which your service routinely responds in the summer months. Regarding these standing orders, which of these instructions would seem most appropriate?
A) Mix one teaspoon salt in one quart of water and administer half of a glass every 15 minutes B) Make and administer a saltwater solution by combining Gatorade with one teaspoon of salt C) Administer salt tablets every 15 minutes until the cramping subsides D) Have the patient drink one glass of cold tap water every 15 minutes until he has to urinate
It is possible to place the image receptor close to the mandibular molars and still achieve a parallel relationship between the image receptor and the long axes of the teeth
Indicate whether the statement is true or false
_________, commonly called athlete's foot, is which of the following fungal diseases?
a. Candidiasis b. Tinea pedis c. Tinea corporis d. Tinea unguium
The national average cost of a drug product to a pharmacy is known as the
A. cost-benefit analysis. B. net cost. C. markup. D. average wholesale price.