Competitive Exams: Medical Science MCQs (Practice-Test 83 of 135)

  1. Consider the following statements: Genetic Code is:

    1. overlapping

    2. degenerate

    3. unambiguous

    4. universal

    Which of the statement given above are correct?

    1. 2 and 3 only

    2. 1 and 2 only

    3. 2, 3 and 4 only

    4. 1, 2, 3 and 4

  2. In case of normoblasts, the condensation reaction of Succinyl CoA and glycine to form delta-amino levulinic acid

    1. Cytoplasm

    2. Mitochondria

    3. Microsome

    4. Nucleus

  3. Hexose monophosphate shunt has great importance in cellular metabolism because it produces:

    1. NADH + H +

    2. NADPH + H +

    3. FMNH2

    4. FADH2

  4. The palatine tonsil is supplied by:

    1. Facial nerve

    2. Glossopharyngeal nerve

    3. Cranial accessory nerve

    4. Vagus nerve

  5. The following structures from the stomach bed except:

    1. Splenic artery

    2. Pancreas

    3. Superior mesenteric vein

    4. Left kidney

  6. The following are the branches of splenic artery except:

    1. Pancreatic

    2. Left gastroepiploic

    3. Short gastric

    4. Right gastroepiploic

  7. The chief source of blood supply to the sinoatrial node is from:

    1. The right coronary artery

    2. Anterior interventricular branch of left coronary artery

    3. Posterior interventricular branch of right coronary artery

    4. The circumflex branch of left coronary artery

  8. With reference to cardiac base, consider the following statements:

    1. It faces the back and to the right.

    2. It is formed by the right atrium and the right ventricle.

    3. It lies opposite the sixth to ninth thoracic vertebra in erect posture.

    Which of the statements given above are correct?

    1. 1 and 2 only

    2. 2 and 3 only

    3. 1 and 3 only

    4. 1, 2 and 3

  9. Cervix uteri is drained by the following lymph nodes except:

    1. External iliac

    2. Internal iliac

    3. Sacral

    4. Superficial inguinal

  10. Consider the following statements: The fibre components of inferior cerebellar peduncle are

    1. dorsal spinocerebellar

    2. olivocerebellar

    3. ventral spinocerebellar

    Which of the statements given above are correct?

    1. 1 and 2, only

    2. 2 and 3 only

    3. 1 and 3, only

    4. 1, 2 and 3

  11. Match List-I (Damage/paralysis) with List-II (Effect/symptom) and select the correct answer using the code given below the lists:

    List-I List-II
    1. Damage to auriculotemporal nerve

    2. Damage to cervical sympathetic nerve

    3. Facial nerve paralysis

    4. Trochlear nerve paralysis

    1. Flattening of nasolabial fold

    2. Ptosis

    3. Diplopia

    4. Dryness of mouth

    • A
    • B
    • C
    • D
      • 3
      • 1
      • 2
      • 4
      • 4
      • 1
      • 2
      • 3
      • 3
      • 2
      • 1
      • 4
      • 4
      • 2
      • 1
      • 3
  12. The Oculomotor nerve supplies the following extraocular muscles except:

    1. Superior rectus

    2. Inferior rectus

    3. Superior oblique

    4. Inferior oblique

  13. The blood-testis barrier is formed by:

    1. Interstitial cells of Leydig

    2. Myofibroblasts

    3. Sertoli cells

    4. Peritubular myoid cells

  14. The following fibres pass through the posterior limb of internal capsule except:

    1. Frontopontine

    2. Anterior thalamic radiation

    3. Corticospinal

    4. Corticorubral

    • Assertion (A): In Kwashiorkor, adequate carbohydrate intake aggravates hypoalbuminemia.
    • Reason (R): Insulin secretion in response to carbohydrate intake favours movement of amino acids into the muscles rather than the liver for protein synthesis.
    1. Both A and R are individually true and R is the correct explanation of A

    2. Both A and R are individually true but R is not the correct explanation of A

    3. A is true but R is false

    4. A is false but R is true