Download RUHS MBBS 1st year Anatomy Paper I 2021 February Question Paper

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1111A1+1111A2

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23-02-2021

I-MBBS

(This question paper consists of 2 pages)

First M.B.B.S. (Main) Examination (New Scheme)

February - 2021

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Human Anatomy

Paper-I

Time: Three Hours

Maximum Marks: 100

Attempt all questions in both sections

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(Use separate answer book for each section)

Section-A

1. Fill in the blanks: 6 x 1 = 06
   1. Red nucleus is situated at __________ level of mid brain.
   2. __________ nerve injury leads to wrist drop.
   3. The length of auditory tube in adult person in __________ mm.

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   4. Hyoid bone develops from __________ and __________ arches.
   5. Nasolacrimal duct open into __________ meatus.
   6. Broca's Area is located in __________ gyrus.
2. Answer the following MCQ: 4 x 1 = 04
   1. Lowest projection of ligamentum denticulum lies at which level of spinal nerves-
      1. T9-T10

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      2. T12-L1
      3. S2-S3
      4. S4-S5
   2. Rotator cuff is formed by all except-
      1. Supraspinatus

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      2. Infraspinatus
      3. Teres major
      4. Subscapularis
   3. Recurrent laryngeal nerve supplies all muscles, except-
      1. Posterior cricoarytenoid

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      2. Oblique arytenoids
      3. Lateral cricoarytenoid
      4. Cricothyroid
   4. Which of the following air sinuses is first to develop?
      1. Maxillary

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      2. Ethmoidal
      3. Frontal
      4. Sphenoidal

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3. A young female comes to OPD with history of fall on the shoulder having deformity in her right arm hangs by the side, it is adducted and medially rotated and her right forearm is extended and pronated. 3 x 5 = 15
   1. What is the site of injury and involved nerve roots?
   2. Names the muscles paralysed.
   3. What are the disability due to it?
4. Write short notes on (Any five): 5 x 2 = 10
   1. Spina bifida

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   2. Nasal septum
   3. Autosomal Recessive Inheritance
   4. Spermio genesis
   5. Pyramidal tract
   6. Secondary cartilaginous joints

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5. Explain briefly (Any three): 3 x 5 = 15
   1. Circle of Wills
   2. Tympanic membrane
   3. Lymphatic drainage of breast

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   4. Deltoid muscle.

Section-B

6. Describe PAROTID GLAND under the following headings: 4 x 5 = 20
   1. Gross anatomy
   2. Relations

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   3. Nerve supply
   4. Clinical anatomy
7. Write short notes on (Any five): 5 x 2 = 10
   1. Ciliary Ganglion
   2. Median cubital vein

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   3. Floor of fourth ventricle
   4. Development of tongue
   5. Branches of external carotid artery
   6. Structure forming placental barrier

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8. Explain briefly (Any four): 4 x 5 = 20
   1. Lateral medullary syndrome
   2. Internal capsule
   3. Styloid apparatus
   4. Microanatomy of palatine tonsil
   5. Ulnar nerve in hand

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