Quiz: 10-Intraoperative complications

1- Which of the following mechanisms is most responsible for hypoxia in the recovery room?

A a)Ventilation/ perfusion mismatch B b) hypoventilation C c) hypoxic gas mixture D d) Intracardiac shunt

2- The development of hypoxemia within 10 minutes of endotracheal intubation must be assumed to be due to esophageal intubation UNLESS

A a )The tube can be visualized passing through the vocal cords and there is a normal waveform by capnography B b) Bilateral breath sounds can be auscultated in the presence of chest wall expansion. C c) There is normal chest wall compliance with hand- bag ventilation D d) There is an absence of breath sounds over the stomach

3- Sudden decreased end tidal CO2 in general anesthesia causes:

A a)Cardiac arrest B b) Pulmonary hypertension C c) Malignant hyperthermia D d) Malignant extubation

4- In sever hypoxemia which one of the following is common in children as

A a) Tachycardia. B b) hypertension. C c) Bradycardia. D d) Arrhythmia

5- Inadequate ventilation and impaired gas exchange cause:

A a) hypercapnia. B b) hypoxemia. C c) hypocapnia. D d)Both a and b

6- Inadequate partial pressure of oxygen in

A a) hypoxia B b) .b) hypoxemia C c) с) Нуросарпіа. D d) d) All.

7- Intraoperative hypotension is, MAP less than:

A a) 15% of baseline B b) 20% of baseline. C c) 25% of baseline D d) 35% of baseline

8. Which of the following techniques is not true regarding management of intraoperative hypotension:

A a) Large bore IV. Line. B b) Reduce volatile agent. C c)Elevate head- end and foot end down. D d) Administer vasoconstrictors

9- The common contributor to anesthЕТic complications is:

A a) human error. B b) Equipment failure. C c) Respiratory disease D d) Airway devices.

10- hypoxemia is a condition in which partial pressure of 02 become:

A a Below 60 mmhg B b) Below 70 mmhg C c) Below 80 mmhg D d) Below 40 mmhg

:11- Following are the causes of bradycardia except:

A a) Opioid. B b) Propofol C c) Neostigmine. D d)Atropine.

12- Which of the following not the cause of hypotension during anesthesia:

A a) head up position. B b) Raised intrathoracic pressure. C c)hypercapnia. D d) hypovolemia.

13- The most frequent cause of delayed emergence in the postanesthesia care unit is

A a) Residual anesthЕТic agents B b) hypoventilation C c) hypotension D d) hypothermia

14 One of the methods to measure changes in the levels of consciousness during anesthesia is

A a)Auditory Evoked Potential B b)Visual Evoked Potential C c)Tactile Evoked Potentia D d) Speech Evoked Potential

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