Thursday, January 15, 2009

65 - AIIMS MAY 2006 paper - part 16


151. After how many days of ovulation embryo implantation occurs? 
1. 3-5 days 
2. 7-9 days 
3. 10-12 days 
4. 13-15 days 

Ans. -1 

152. hCG is secreted by : 
1. Trophoblast cells. 
2. Amniotic membrane 
3. Fetal yalk sac 
4. Hypothalamus 

Ans. -3 

153. Estrogen administration in a menopausal woman increase the: 
1. Gonadotophin secretion. 
2. LDL-cholesterol 
3. Bone mass 
4. Muscle mass 

Ans. -4 

154. The sensitivity of the uterine musculature is: 
1. Enhanced by progesterone 
2. Enhanced by oestrogen 
3. Inhibited by oestrogen 
4. Enhanced by oestrogen and inhibited by progesterone 

Ans. -2 

155. In those mammasl which are seasonal breeder, the females are receptive only once a year, the cycle is termed as: 
1. Follicular 
2. Estrous 
3. Menstrual 
4. Luteal 

Ans. -1 

156. A patient with Acute Psychosis, who is on haloperidol 20 mg/day for last 2 days, has an episode characterized by tongue protrusion, oculogyric crisis, stiffness and abnormal posture of limbs and trunk without loss of consciousness for last 20 minutes before presenting to casualty. This improved within a few minutes after administration of diphenhydramine HCl. The most likely diagnosis is: 
1. Acute Dystonia 
2. Akathisia 
3. Tardive Dyskinesia 
4. Neuroleptic Malignant Syndrome 

Ans. -2 

157. A 30 year old man who was recently started on haloperidol 30 mg/day developed hyperpyrexia, muscle rigidity, akinesia, mutism, sweating, tachycardia and increased blood pressure. The investigations showed increased WBC count, increased Creatinine Phosphokinase. There is no history of any other drug intake or any signs of infection. The most likely diagnosis is : 
1. Drug overdose 
2. Neuroleptic Malignant Syndrome 
3. Drug induced Parkinsonism 
4. Tardive Dyskinesia 

Ans. -* 

158. True stereopsis is perceived due to the following: 
1. Overlay of contours 
2. Motion parallax 
3. Bi-nasal disparity 
4. Linear perspective 

Ans. -4 

159. A middle aged person reported to Psychiatric OPD with complains of fear of leaving home, fear of traveling alone and fear of being in a crowd. He develops marked anxiety with palpitations and swelling if he is in these situations. He often avoids public transport to go his place of work. The most likely diagnosis is: 
1. Generalised anxiety disorder 
2. Schizophrenia 
3. Personality disorder 
4. Agoraphobia 

Ans. -1 

160. HIAA is a metabolite of : 
1. Serotonin 
2. Dopamine 
3. Epinephrine 
4. Histamine 

Ans. -3

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