Neet ss importance mcq


#1

Alpha thalassemia is due to

  1. Deletion of beta genes
    2. Deletion of alpha genes (ANS)
  2. Increase in alpha/delta chains
  3. Insertion of Amino acids in alpha chains

Dystrophic epidermolysis bullosa is caused by a mutation of?

  1. Alpha 6 integrin
    2. Collagen 7 (ANS)
  2. Laminin 4
  3. Keratin 14

Condition promoting adipocere formation

  1. Dry and hot
    2. Hot and humid ` (ANS)
  2. Dry & optimum
  3. Moist & optimum

Toxin involved in the streptococcal toxic shock syndrome PJC

1. pyrogenic exotoxin (ANS)
2. erythrogenic toxin
3. hemolysin
4. M Protien

Not true about mucinous cystadenoma pancreas

1. Microcystic adenoma (ANS)
2. Lined by columnar epithelium
3. Pre malignant
4. Focus of ovarian stroma in it

The syndrome of inappropriate antidiuretic hormone is characterized by the following

1. Hyponatremia andurine sodium excretion >20meq/l (ANS)
2. Hypernatremia andurine sodium exeretion < 20meq/l.
3. Hyponatremia and hyperkalemia
4. Hypernatremia and hypokalemia

All of the following are done in behavior therapy to increase a behavior except:

1. Punishment (ANS)
2. Operant conditioning
3. Negative reinforcement
4. Reward

Which of the following is not true about JRA?

  1. Fever
  2. Uveitis
  3. Rheumatoid nodules
    4. Raynaud’s phenomenon (ANS)

Atrial fibrillation is seen in all except

1. Ventricular Septal defect (ANS)
2. Constrictive pericarditis
3. Myocardial infarction
4. Atrial septal defect

Heparin is the commonly used anticoagulant in cardiac surgery. All of the following are true about heparin except

1. Weakest acid found in living things (ANS)
2. Most commercial preparations of heparin now utilize pig intestinal slimes
3. Act via Antithrombin activation
4. Produce thrombocytopenia

In tuberous sclerosis, the lesion is

  1. Adenoma malignum
    2. Adenoma sebaceum (ANS)
  2. Café au lait spots
  3. Axillary freckling

In Conn’s syndrome, all the following are seen except

  1. Hypokalemia
  2. Hypernatremia
  3. Hypertension
    4. Edema (ANS)

True statement regarding clomiphene citrate is?

1. Enclomiphene is an anti estrogenic (ANS)
2. Increases pregnancy rate 3 times
3. Incidence of twin pregnancy is 5%
4. Shown to increase fertility in oligospermic males in RCT

The use of which one of the following may cause cardiomyopathy

1. Adriamycin (ANS)
2. Carboplatin
3. Dactinomycin
4. Etoposide

All are true about incontinentia pigmenti except?

  1. X linked dominant disorder
    2. 100% ophthalmic involvement(ANS)
  2. Skin pigmentation present

A 10 month old baby previously normal becomes unconscious on crib. The external appearance of genitalia was normal except hyperpigmentation. Blood glucose was 30mg%. What is the most probable diagnosis

  1. 21 hydroxylase deficiency
    2. Familial glucocorticoid deficiency (ANS)
  2. Hyperinsulism
  3. Cushings syndrome

Vasomotor centre of medulla is associated with?

1. Acts with the cardiovagal centre to maintain B.P. (ANS)
2. Independent of corticothalamic inputs
3. Influenced by baroreceptors not chemoreceptors
4. Essentially silent in sleep

All the following statements about purification of water are true except

1. Presence of clostridial spores indicate recent contamination (ANS)
2. Coliforms must not be detectable in any 100ml sample of drinking water
3. Sodium thiosulphate is used to neutralize chlorine
4. Coliforms may be dtected by multiple tube method and indole production at 44 degrees

In Conn’s syndrome, all the following are seen except

  1. Hypokalemia
  2. Hypernatremia
  3. Hypertension
    4. Edema (ANS)

Acquired extra –cranial infection that causes aqueductal stenosis is

  1. Bacterial endocarditis
    2. Mumps (ANS)
  2. Measles
  3. Staphylococcal septicemia

Angiotensin II causes all except

  1. Stimulates release of ADH
  2. Increases thirst.
    3. Vasodilation (ANS)
  3. Stimulates aldosterone release.

Infraclavicular pulmonary lesion in TB?

  1. Gohns focus
    2. Assman focus (ANS)
  2. Simons focus
  3. Puhl sign

A 15 year old boy feels that the dirt has hung onto him whenever he passes through the dirty street. This repetitive thought causes much distress and anxiety. He knows that there is actually no such thing after he has cleaned once but he is not satisfied and is compelled to think so. This has led to social withdrawal. He spends much of his time thinking about the dirt and contamination. This has affected his studies also. The most likely diagnosis is

1. Obsessive compulsive disorder (ANS)
2. Conduct disorder
3. Agarophobia
4. Adjustment disorder

Vasomotor centre of medulla is associated with?

1. Acts with the cardiovagal centre to maintain B.P.(ANS)
2. Independent of corticothalamic inputs
3. Influenced by baroreceptors not chemoreceptors
4. Essentially silent in sleep

Gleason score grading false is

1. Gleason score range between 1-10 (ANS)
2. Higher grade has got worse prognosis
3. Helps in staging the tumor
4. Grade determines further management

Spleen projects into folowing space of peritoneal cavity

  1. Paracoloic gutter
  2. Infracolic compartment
  3. Left subhepatic space
    4. Greater sac (ANS)

Kaposi’s sarcoma can affect

  1. Skin
  2. Mouth
  3. GIT
    4. All are correct (ANS)

All are true regarding cystic fibrosis except?

  1. It is caused by CFTR gene mutation
    2. Defect lies in Calcium channel (ANS)
  2. Autosomal Recessive
  3. Mutation in delta f508 mutation

Which among the following is false regarding familial adenomatous polyposis?

1. Autosomal recessive inheritance (ANS)
2. Screening done by sigmoidoscopy
3. Polyps develop in late adulthood
4. Epideral cyst may occur with osteoma

Which among the following is not a feature of Horner’s syndrome?

  1. Ptosis
  2. Miosis
  3. Heterochromia iridis
    4. Apparent exophthalmos (ANS)

False about congenital rubella

  1. Ig G is diagnostic
  2. Most commonly associated with CVS anomalies, cataract and hearing loss
  3. Surgery for laryngeal subglotic stenosis
    4. High risk if infected after 16 weeks(ANS)

Which is true about BCG?

  1. Distilled water is used as diluent
  2. Site for injection is cleaned with spirit
  3. Mantoux test positive in 6 weeks
    4. WHO recommends Danish 1331 for vaccine production (ANS)

Central dot sign seen in

1. Caroli disease (ANS)
2. Primary sclerosing cholangitis
3. Liver hematoma
4. Budd chiari syndrome

After digestion by restriction endonucleases DNA strands can be joined again by?

  1. DNA polymerase
    2. DNA ligase (ANS)
  2. DNA topoisomerase
  3. DNA gyrase

A 10 month old baby previously normal becomes unconscious on crib. The external appearance of genitalia was normal except hyperpigmentation. Blood glucose was 30mg%. What is the most probable diagnosis

  1. 21 hydroxylase deficiency
    2. Familial glucocorticoid deficiency (ANS)
  2. Hyperinsulism
  3. Cushings syndrome