Similar questions:
Alteration of the intestinal flora by some chemotherapeutic agents can interfere with reabsorption of a contraceptive steroid thus preventing the recirculation of the drug through the enterohepatic circulation. Which of the following can interfere with this mechanism?
1. Codeine.
2. Penicillin V.
3. Acetaminophen
4. Tetracycline.
(2) and (4)
NDEB released questions part 2 set 12
Epinephrine in a local anesthetic solution will
1. decrease absorption of the anesthetic.
2. assist hemostasis at the site of injection.
3. prolong the action of the anesthetic agent.
4. assist in post-operative healing.
(1) (2) (3)
NDEB released questions part 2 set 12
Which of the following pharmacokinetic change(s) occur(s) with aging?
1. Absorption is altered by a decrease in the gastric pH.
2. Metabolism is decreased by a reduced liver mass.
3. Distribution is altered by a decrease in total body fat.
4. Excretion is reduced because of lessened renal blood flow.
(2) and (4)
NDEB released questions part 2 set 13
Epinephrine in a local anaesthetic solution will
1. prevent rapid absorption of the anaesthetic.
2. assist haemostasis at the site of injection.
3. prolong the action of the anaesthetic agent.
4. assist in post-operative healing.
(1) (2) (3)
NDEB released questions part 2 set 15
The main functions of fat soluble vitamins are:
1. Vitamin E is an important antioxidant.
2. Vitamin A is important in the formation of visual purple.
3. Vitamin D promotes intestinal calcium and phosphate absorption.
4. Vitamin K catalyzes the synthesis of prothrombin.
5. Vitamin A maintains the integrity of mucous membranes.
All of the above.
NDEB released questions set 6
Vasoconstrictors in a local anesthetic solution
1. retard absorption.
2. increase duration of action.
3. permit smaller volumes to be used.
4. have low toxicity when given intravenously.
(1) (2) (3)
NDEB released questions set 7
Which of the following pharmacokinetic change(s) occur(s) with aging?
1. Absorption is altered by a decrease in the gastric pH.
2. Metabolism is decreased by a reduced liver mass.
3. Distribution is altered by a decrease in total body fat.
4. Excretion is reduced because of lessened renal blood flow.
(2) and (4)
NDEB released questions set 9
Epinephrine in a local anesthetic solution will
1. decrease absorption of the anesthetic.
2. assist hemostasis at the site of injection.
3. prolong the action of the anesthetic agent.
4. assist in post-operative healing
(1) (2) (3)
NDEB released questions set 9
Alteration of the intestinal flora by some chemotherapeutic agents can interfere with reabsorption of a contraceptive steroid thus preventing the recirculation of the drug through the enterohepatic circulation. Which of the following can interfere with this mechanism?
1. Codeine.
2. Penicillin V.
3. Acetaminophen
4. Tetracycline.
(2) and (4)
NDEB released questions set 13
Epinephrine (vasoconstrictor) is included in local anesthetics for the following reasons:
1. It prolongs the duration of action
2. It reduces toxicity
3. It reduces the rate of vascular absorption
4. lt provides a hemostatic effect to reduce bleeding at injection site
All of the above
Anesthetics set 1
The main functions of fat soluble vitamins are:
1. Vitamin E is an important antioxidant.
2. Vitamin A is important in the formation of visual purple.
3. Vitamin D promotes intestinal calcium and phosphate absorption.
4. Vitamin K catalyzes the synthesis of prothrombin.
5. Vitamin A maintains the integrity of mucous membranes.
All of the above.
Planets 30
Which of the following pharmacokinetic change(s) occur(s) with aging?
1. Absorption is altered by a decrease in the gastric pH.
2. Metabolism is decreased by a reduced liver mass.
3. Distribution is altered by a decrease in total body fat.
4. Excretion is reduced because of lessened renal blood flow.
(2) and (4)
Planets 29
Alteration of the intestinal flora by some chemotherapeutic agents can interfere with reabsorption of a contraceptive steroid thus preventing the recirculation of the drug through the enterohepatic circulation. Which of the following can interfere with this mechanism?
1. Codeine.
2. Penicillin V.
3. Acetaminophen.
4. Tetracycline.
(2) and (4)
Planets 27
Which of the following drugs act by inhibiting renal reabsorption of sodium?
ChlorothiazideCardiovascular
Propranolol (Inderal) can be useful in the treatment of hypertension because it blocks
a. Alpha-1 adrenergic receptors
b. Sodium reabsorption in the kidney
c. The release of renin from juxtaglomerular cells
d. The release of norepinephrine from nerve terminals
e. The reflex tachycardia seen with the use of other
antihypertensives
(c) and (e) only
Cardiovascular
0 explanations
Explanations are useful to guide through learning process and confirm that the correct answer is indeed correct.
Only registered users can add explanations