Competitive Exams: Medical Science MCQs (Practice-Test 123 of 135)

    • Assertion (A): In cross-sectional studies, information pertains to the probability of a case being present rather than the risk of a case developing.
    • Reason (R): Cross-sectional studies examine the characteristics of interest as they exist in a defined population at a given time.
    1. Both A and R are true and R is the correct explanation of A

    2. Both A and R are 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

    • Assertion (A): All healthy blood donors should be screened for HIV.
    • Reason (R): Duration of asymptomatic stage in AIDS cases ranges between 7 to 10 years.
    1. Both A and R are true and R is the correct explanation of A

    2. Both A and R are 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

  1. In children, the head of femur is supplied by all of the following arteries EXCEPT?

    1. Nutrient artery

    2. Medical circumflex artery

    3. Artery of the ligamentum teres

    4. Obturator artery

  2. Which one of the following forms the posterior relation of the left atrium?

    1. Trachea

    2. Oesophagus

    3. Pulmonary trunk

    4. Azygos vein

  3. Primary lymph nodes draining the lymphatics from the tunus of the stomach would include the

    1. Pancreatico-splenic nodes

    2. Right gastric nodes

    3. Left gastric nodes

    4. Hepatic nodes

  4. Which one of the following structures is NOT situdated between the neck of the first rib and apex of the lung?

    1. First posterior intercostals vein

    2. Superior intercostals artery

    3. Thoracic duct

    4. Sympathetic trunk

  5. What is the correct sequence of the following groups of lymph nodes through which lymph from the lung passes?

    1. Tracheobronchial nodes.

    2. Bronchopulmonary nodes.

    3. Bronchomediastinal nodes.

    Select the correct answer using the codes given below:

    1. 1, 3, 2

    2. 3, 2, 1

    3. 2, 3, 1

    4. 2, 1, 3

  6. Which of the following are true about spleen?

    1. It has rich efferent lymph vessels.

    2. It is a hemopoitic organ in the newborn.

    3. It is a store-house of iron in the adult.

    4. It is a centre of lymphocyte production.

    Select the correct answer using the codes given below:

    1. 1 and 2

    2. 2 and 3

    3. 1, 3 and 4

    4. 2 and 4

  7. Consider the following statements: Accessory spleens may occur at

    1. the tail of pancreas.

    2. hilum of spleen and its mesentery.

    3. omentum and mesentery of small bowel.

    4. ovary and testes.

    Of these statements

    1. 1, 2 and 3 are correct

    2. 1 and 3 are correct

    3. 2 and 4 are correct

    4. 1, 2, 3 and 4 correct

  8. Lymphatic drainage of uterus reaches all the following lymph nodes EXCEPT

    1. External iliac nodes

    2. Lateral aortic nodes

    3. Deep inguinal nodes

    4. Obturator nodes

  9. Consider the following statement regarding angle of anteversion of uterus:

    1. It is the angle between the vagina and cervix.

    2. It is the angle between the body and vervix.

    3. This angle is 90o

    4. This angle is 125o

    Of these statements

    1. 1 and 4 are correct

    2. 1 and 3 are correct

    3. 2 and 3 correct

    4. 2 and 4 are correct

  10. In the adrenal gland, androgens are produced by the cells in the

    1. zona glomerulosa

    2. Zona reticularis

    3. Zona fasciculate

    4. medulla

  11. Circulus arteriosus In the above diagram of Circulus arteriosus, the blood vessel labeled E supplies the

    1. Internal capsule

    2. Leg area of the motor cortex

    3. Choroids plexus of the third ventricle

    4. putamen

  12. Match List I with List II and select the correct answer:

    List-I (Function) List-II (Cortical area)
    1. Conjugate deviation

    2. Auditory reception

    3. Speech

    4. Olfaction

    1. Cortical Area 8

    2. Cortical Area 28

    3. Cortical Area 42

    4. Cortical Area 32

    5. Cortical Area 44

    • A
    • B
    • C
    • D
      • 2
      • 3
      • 5
      • 4
      • 3
      • 1
      • 4
      • 2
      • 1
      • 3
      • 2
      • 5
      • 1
      • 3
      • 5
      • 2
  13. Match List I (Organ) with List II (Cell Type) and select the correct answer:

    List-I List-II
    1. Testes

    2. Skin

    3. Parotid

    4. Thyroid

    1. Intercalated duct cell

    2. follicular epithelial cell

    3. Leydig cell

    4. Langerhans cell

    • A
    • B
    • C
    • D
      • 3
      • 4
      • 1
      • 2
      • 3
      • 4
      • 2
      • 1
      • 4
      • 3
      • 1
      • 2
      • 4
      • 3
      • 2
      • 1