Exam Paper : All India Institute of Medical Sciences M.D MD/MS Entrance Exam November 2005 University Question paper

Q1. Which of the following signs is not suggestive of a cervical spinal cord injury ?
A) Flacidity.
B) Increased rectal sphincter tone.
C) Diaphragmatic breathing.
D) Priapism.

Q2) With regard to Ketamine, all of the following are true except
A) It is a direct myocardial depressant.
B) Emergence phenomena are more likely if anticholinergic premedication is used.
C) It may induce cardiac dysarrythmias in patients receiving tricyclic antidepressants.
D) Has no effect on intracranial pressure
Q3) Placement of a double lumen tube for lung surgery is best confirmed by:
a) EtCo2 ?
b) Airway pressure measurement
c) Clinically by auscultation
d) Bronchoscopy

4. The most common cause of hypoxia during one lung ventilation is:
a) Malposition of the double lumen tube.
b) Increased shunt fraction
c) Collapse of one lung
d) Soiling of lung by secretions.
5. A head injured patient, who opens eyes to painful stimulus, is confused and localizes to pain. What is his Glasgow coma Score?
a) 7
b) 9
c) 11
d) 13

6. The outcome following resuscitation of a cardiac arrest is worsened if during resuscitation patient is given:
a) Ringer's Lactate
b) Colloids
c) 5% Dextrose
d) Whole blood transfusion
7. A 5 year old child is suffering from cyanotic heart disease. He is planned for corrective surgery. The induction agent of the choice would be:
a) Thiopentone
b) Ketamine
c) Halothane
d) Midazolam

8. A 30-year-old woman with coarctation of aorta is admitted to the labour room for elective caesarean section. Which of the following is the anaesthesia technique of choice:
a) Spinal anaesthesia
b) Epidural anaesthesia
c) General anaesthesia
d) Local anaesthesia with nerve blocks.
9. Which of the following is not a cardiovascular monitoring technique:
a) Transesophageal echocardiography
b) Central venous pressure monitoring
c) Pulmonary artery catheterization
d) Capnography

10. A 6 month old child is suffering from patent ductus arteriosus (PDA) with congestive cardiac failure. Ligation of ductus arteriosus was decided for surgical management. The most appropriate inhalational anaesthetic agent of choice with minimal haemodynamic alteration for induction of anaesthesia is:
a) Sevoflurane
b) Isoflurane
c) Enflurance
d) Halothane

11. A 45 year old woman, presenting with the history of diplopia and dysphagia worsening as the day progrsses, can be diagnosed to have:
a) Thyrotoxicosis
b) Myasthenia gravis
c) Muscular dystrophy
d) Brain tumor

12. The most sensitive and practical technique for detection of myocardial ischemia in the perioperative period is:
a) Magnetic Resonance Spectroscopy
b) Radio labeled lactate determination
c) Direct measurement of end diastolic pressure
d) Regional wall motion abnormality detected wth the help of 2 D transoesphagealechocardiography

13. While introducing the Swan-ganz catheter, its placement in the pulmonary artern can be identified by the following pressure tracing:
a) Diastolic pressure is lower in PA than in RV
b) Diastolic pressure is higher in PA than in RV.
c) PA pressure tracing has diacrotic notch from closure of pulmonary valve.
d) RV pressure tracing for plateau and sharp drop in early diastole.

14. A 63 year old man presents with a triad of angina, syncope and congestive heart failure. Which of the following valvular heart lesion can be suspected?
a) Mitral stenosis
b) Tricuspid regurgitation
c) Aortic stenosis
d) Aortic regurgitation.

15. In the treatment of severe bradycardia, all of the following can be the best modality of treatment except:
a) Atropine
b) Pacing
c) Isoproterenol
d) Ditiazem

16. All of the following statements about the splenic artery are true except that it:
a) Has a tortuous course
b) Is a branch of the coelic trunk
c) Has branches that anastomose freely within the spleen
d) Supplies the greater curvature of stomach.

17. All of the following statement about the vagus nerve are true except that it:
a) Supplies heart and lung
b) Carries postganglionic parasympathetic fibers.
c) Innervates right two third of transverse colon.
d) Stimulates peristalsis & relaxes sphincters.

18. All of the following structures pass through the superior aperture of throax except:
a) Right recurrent laryngeal nerve
b) Left common carotid artern
c) Left sympathetic trunk
d) Thoracic duct

19. The vertebal artery traverses all of the following except:
a) Foramen magnum
b) Subarachnoid space
c) Intervertebral foramen
d) Foramen transversarium

20. Which of the following among axillary lympth nodes is a terminal group ?
a) Pectoral
b) Central
c) Lateral
d) Apical
21. The distribution of random blood glucose measurements from 50 first year medical students was found to have a mean of 3.0 mmol/litre with a standard deviation of 3.0 mmol/litre. Which of the following is a correct statement about the shape of the distribution of random blood glucose in these first year medical students?
a) Since both mean and standard deviation are equal, it should be a symmetric distribution
b) The distribution is likely to be positively skewed
c) The distribution is likely to be negatively skewed.
d) Nothing can be said conclusively.

22. In an investigation to study the effect of smoking on renal cell cancer, it is observed that 30 of the 50 patients were smokers as compared to 10 out of 50 control subjects. The odd ratio of renal cancer associated with smoking will be:
a) 3.0
b) 0.33
c) 6.0
d) 0.16
23. A chest physician observed that the distribution of forced expiratory volume (FEV) in 300 smokers had a median value of 2.5 litres with the first and third quartiles being 1.5 and 4.5 litres respectively. Based on this data how many persons in the smaple are expected to have a FEV between 1.5 to 4.5 litres ?
a) 75
b) 150
c) 225
d) 300

24. If the distribution of intra-ocular pressure (IOP) seen in 100 glaucoma patients has an average 30 mm with a SD of 10 what is the lower limit to the average IOP that can be expected 95% of times?
a) 28
b) 26
c) 32
d) 25

25. A diagonstic test for a particular disease has a sensitivity of 0.90 and specificity of .90. A single test is applied to each subject in the population in which the diseased population is 10%. What is the probability that a person positive to this test, has the disease?
a) 90%
b) 81%
c) 50%
d) 91%

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