23) Partial or complete obstruction of some part of the cardiovascular system by a foreign body transported by the blood stream is termed as:

24) Caisson's discase is caused by:

1- The following is a central muscle relaxant acting through stimulation of a2- receptors in CNS:

19) The major factors predisposing to thrombogenesis include all of the following except:

2- Succinylcholine:

3- Release of calcium from sarcoplasmic reticulum of skeletal muscle is prevented by:

4- Concerning skeletal muscle relaxants, which of the following is INCORRECT:

5- Prolonged apnea is sometimes seen in patients who have undergone an operation. Which of the following muscle relaxants could be the cause?

6- The underlying cause of the prolonged apnea resulting from succinylcholine is:

7-A 30 year-old female is being prepared for anesthesia before exploratory surgery for a mass in her neck.In addition to using an inhalation anesthetic, which one of the following drugs is given to cause complete paralysis of the skeletal muscles?

8- patient having normal hepatic & renal functions was given a bolus I.V. dose of a NM blocker with duration of action should have lasted for 5-10 min. Instead, the patient required mechanical ventilation for 8 hours. Which statement is correct?

9- Which of the following drugs is effective in the management of malignant hyperthermia?

10- Which of the following drugs could produce hyperkalemia leading to cardiac arrest especially in patients with excessive burns?

11- Which drug is most often associated with hypotension caused by histamine release?

Drugs useful in treatment of hypertension include the following EXCEPT

Which of the following siphat-blockers used mainly in essential hypertension:

Propranolol is contraindicated in:

Propranolol can produce the following EXCEPT

All the following adverse effects can be produced by beta-blockers EXCEPT

Propranolol is useful in all of the following EXCEPT