Monday, March 17, 2008

New MCQ's

1-A 43 year old woman came with a large abscess in the middle of the right posterior triangle of the neck. The physician incised and drained the abscess. Five days later the patient noticed that she could not extend her right hand above her head to brush her hair. Which of the following are the signs and symptoms of additional harm?

1. Damage to scalenus medius

2. Injury to suprascapular nerve

3. Cut to spinal part of accessory nerve

4. Spread of infection to shoulder joint

Answer

3. Cut to spinal part of accessory nerve


2-Referred pain from all of the following conditions may be felt along the inner side of right thigh, except:

1. Inflamed pelvic appendix

2. Inflamed ovaries

3. Stone in pelvic Ureter

4. Pelvic abscess

Answer

4. Pelvic abscess

3-All of the following development events are dependent on the production of maternal or fetal glucocorticoid, except

1. Induction of thymic involution

2. Production of surfactant by type II alveolar cells

3. Functional thyroid

4. Functional hypothalamopituitary axis

Answer

3. Functional thyroid


4-All of the following are the components of the white pulp of spleen, except :

1. Periarteriolar lymphoid sheath.

2. B cells.

3. Antigen presenting cells.

4. Vascular sinus.

Answer

4. Vascular sinus


All of the following cell types contain the enzyme telomerase which protects the length of telomeres at the end of chromosomes, except :

1. Germinal

2. Somatic.

3. Haemopoetic.

4. Tumour.

Answer

2. Somatic.

Microsatellite sequence is:

1. Small satellite.

2. Extra chromosomal DNA.

3. Short sequence (2-5) repeat DNA.

4. Looped-DNA.

Answer

3. Short sequence (2-5) repeat DNA.

Euchromatin is the region of DNA that is relatively:

1. Uncondensed.

2. Condensed.

3. Overcondensed.

4. Partially condensed.

Answers

1. Uncondensed.

The long and short arms of chromosomes are designated respectively as :

1. p and q arms.

2. m and q arms.

3. q and p arms.

4. l and s arms.

Answer

3. q and p arms.


Prenatal diagnosis at 16 weeks of pregnancy can be performed using all of the following, except:

1. Amniotic fluid.

2. Maternal blood.

3. Chorionic villi.

4. Fetal blood.

Answer

4. Fetal blood.


Polar bodies are formed during :

1. Spermatogenesis.

2. Organogenesis.

3. Oogenesis.

4. Morphogenesis.

Answer

3. Oogenesis.



Mitochondrial DNA is :

1. Closed circular.

2. Nicked circular.

3. Linear.

4. Open circular.

Answer

1. Closed circular.


In a family, the father has widely spaced eyes, increased facial hair and deafness. One of the three children has deafness with similar facial features. The mother is normal. Which one of the following is most likely pattern of inheritance in this case ?

1. Autosomal dominant.

2. Autosomal recessive.

3. X-linked dominant.

4. X-linked recessive.

Answer

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A child with a small head, minor anomalies of the face including a thin upper lip, growth delay, and developmental disability can have all of the following, except:

1. A chromosomal syndrome.

2. A teratogenic syndrome.

3. A Mendelian syndrome.

4. A polygenic syndrome.

Answer

4. A polygenic syndrom


IT IS NOT THE END BE READY FOR MORE!!!! Coming soon.