Which is true?
A. Occipital lobe is a part of the cerebral cortex
B. Medulla is a part of limbic system
C. Hypothalamus is a part of brainstem
D. All of the above
Correct answer : A. Occipital lobe is a part of the cerebral cortex
Brainstem consists of midbrain, pons and medulla. Limbic system consists of Hippocampus, Amygdala, Fornix, Mammillary body, Septal nuclei and the limbic lobe (Parahippocampal gyrus, Cingulate gyrus, Dentate gyrus)

Mechanism of development of edema in nephrotic syndrome is?
A. Sodium and water retention
B. Loss of proteins
C. Hyperlipidemia
D. Increased venous pressure
Correct answer : B. Loss of proteins
(Repeat AIIMS Nov 2010)
Explanation: In nephrotic syndrome, there is loss of proteins through the glomeruli. This results in hypoalbuminemia and decreased plasma oncotic pressure. Thus fluid moves into the extravascular compartment – development of edema.

Active partner in lesbianism is known as:
A. Bugger
B. Femme
C. Dyke
D. Catamite
Correct answer : C. Dyke
A preferentially active lesbian (who is most often a transvestite or transsexual) is known as a butch or dyke, while the usual passive agent is called a femme.
Ref: Textbook of Forensic Medicine and Toxicology : Principles and Practice, By Krishan Vij – 5/e, p322 (accessed via google books)

More than one codon coding for same amino acid is known as?
A. Degeneracy
B. Transcription
C. Mutation
D. Frame shift mutation
(Repeat AIIMS Nov 11, Nov 06)
Correct answer : A. Degeneracy

Which scientific principle is the basis for thermodilution method used in measurement of cardiac output?
A. Hagen-poisseuille principle
B. Stewart-hamilton principle
C. Bernoulli’s principle
D. Universal gas equation
Correct answer : B. Stewart-hamilton principle
The volume of blood in the heart and lungs can be measured, by the Stewart-Hamilton principle, as the product of cardiac output and the mean transit time from right atrium to the aortic root.
Ref: http://circ.ahajournals.org/content/33/3/347.abstract
Transpulmonary thermodilution uses the Stewart-Hamilton principle.
Ref: http://en.wikipedia.org/wiki/Cardiac_output

Choking is seen in?
a. Revolver
b. Pistol
c. Shotgun
d. Sports rifle
Correct answer : c. Shotgun
In firearms, a choke is a tapered constriction of the gun barrel’s bore at the muzzle end, almost always used with shotguns. The purpose is to decrease the spread of the shot in order to gain better range and accuracy.
Ref: http://en.wikipedia.org/wiki/Choke_(firearms)

Bracket calcification is seen in?
a. Meningioma
b. Sturge Weber syndrome
c. Tuberous sclerosis
d. Lipoma of corpus callosum
Correct answer : d. Lipoma of corpus callosum
The bracket sign refers to a radiographic appearance seen with the tubulonodular variety of pericallosal lipoma. It reflects calcification seen at the periphery of the midline lipoma. It is best seen on coronal imaging, and historically was identified on frontal radiographs.
Ref: http://radiopaedia.org/articles/bracket-sign
Tramline calcification is a feature of Sturge-Weber syndrome, and describes the pattern of calcification seen on skull radiology.
www.gpnotebook.co.uk/simplepage.cfm?ID=-1227882448
Sturge weber syndrome: CT scans show the tramline gyriform calcification of …

Gallow’s traction is used for ?
a) Fracture shaft of femur
b) Fracture neck of femur
c) Fracture humerus
d) Fracture tibia
(Repeat AIIMS Nov 2010)
Correct answer : a) Fracture shaft of femur
Gallow’s traction is used in infants and children with femoral fractures.
Indications Gallows Traction

Child must weigh less than 12 kg
Femoral fractures
Skin must be intact

Ref: http://www0.sun.ac.za/ortho/webct-ortho/general/trac/trac-2.html

Entrance examination for admission to Post Graduate courses in All India Institute of Medical Sciences – July 2012 Session will be conducted on May 6th 2012 (Sunday)
The notification and prospectus is available at www.aiimsexams.org
Last date of submission of application is 8th April 2012
Applications can be submitted online
The exam will consist of 200 multiple choice questions
Each correct answer is awarded 4 marks
Each wrong answer is awarded 1 negative mark

Click here to go to AIIMS May 2012 Online application form – www.aiimsexams.org
Know the secrets of AIIMS PG Toppers:

Interview with Dr. Jineesh V …

AIIMS PG entrance May 2012 will be conducted on 6th May 2012 (Sunday). Candidates can now apply online at www.aiimsexams.org. Last date for online registration of application is 8th April 2012. Admit cards will be made available online on 25th April 2012. Results are expected to be published on 29th May 2012.
All the final results will be displayed on the Notice Board of Examination Section of AIIMS and will also be available on internet at www.aiims.ac.in, www.aiims.edu and www.aiimsexams.org. Result of individual candidate will NOT be informed on telephone.
Application Fee: General / …