MDS PREP
Which of the following is NOT an action of bile salts?
1) Emulsification of fat
2) Facilitation of fat absorption
3) Neutralization of stomach acid
4) Conjugation of bile acids
Physiology
Answer: 3
Bile salts are involved in the emulsification and absorption of fat, not in neutralizing stomach acid.
Which of the following genetic conditions is MOST likely to be the cause of a child born with a small head, small eyes, six fingers on each hand, and congenital heart defects?
1) Trisomy 13
2) Trisomy 18
3) Trisomy 21
4) XXY
General Pathology Answer: 1
Trisomy 13 is associated with congenital anomalies such as a small head, small eyes, and congenital heart defects.
It is better to select the shade of the composite
1) Under a bright light when the teeth are dry
2) Under a bright normal sunlight in the month when teeth are wet
3) Under a bright sunlight using a shade guide
4) Under a bright light after placing the rubber dam
Conservative Dentistry
Answer: 2
The microorganisms present in periapical region after a tight sealing obturation
1. Dei out & eliminated by body
2. Reach oral cavity through the defects in filling
3. Multiply to flare up the disease
4. Eliminated by zinc oxide
Endodontics
Answer: 1
For the removal of root apex from the maxillary sinus, one should block the following nerves
1) First division of trigeminal nerves
2) Second division of trigeminal nerve
3) Third division of trigeminal nerve
4) Infraorbital nerve
Oral Surgery
Answer: 2
Drug which reaches maximum concentration in gingival fluid is
1) Tetracycline
2) Penicillin
3) Erythromycin
4) Sulphonamide
Periodontics
Answer: 1
Which of the following may be a feature of acromegaly?
1. Large tongue
2. Micrognathia
3. Hypoglycaemia
4. Crowded teeth
Oral Pathology
Answer: 1
A large tongue is a common feature of acromegaly.