When saliva production decreases, such as in xerostomia
A) Caries formation is reduced B) Saliva becomes more alkaline
C) Caries risk increases dramatically D) None of the above
C
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An ________ is a medical doctor who can perform eye examinations and eye surgery, and prescribe medications, eyeglasses, and contact lenses.
A. ophthalmologist B. optometrist C. otologist D. entomologist
Answer the following statement(s) true (T) or false (F)
1. There is no damage from ionizing radiation interaction between x-ray photon and cell. 2. The effect of ionizing radiation on the master molecule can result in chromosome damage. 3. The threshold aspect of the dose-effect relationship graph is depicted by the diagonal line originating along the y-axis and not at the intersection point of the x and y-axis. 4. When interaction does occur causing a direct or indirect effect on the cell, there is a high probability of cellular repair. 5. The absorbed dose equivalent (ADE) is a measurement of the biological effect of different types of radiation measured in the unit of rem (or Sievert).
A patient with acute chest discomfort took two of his prescribed nitroglycerin tablets and is now experiencing a pounding headache. However, he tells you that he is still experiencing chest discomfort. You should suspect that:
A. his prescribed nitroglycerin has lost its potency. B. the nitroglycerin has caused severe hypotension. C. he has stable angina, but still requires transport. D. he is experiencing ongoing myocardial ischemia.
Add the fractions. 2 3/8 + 1/7 =
Fill in the blank(s) with the appropriate word(s).