Anatomy MCQs Set2 with key

1.The intricately and prodigiously looped system of veins and arteries that lie on the surface of the epididymis is known as :
A. Choroid plexus
B. Tuberal plexus
C. Pampiniform plexus
D. Pectiniform septum
Correct answer : C. Pampiniform plexus

2.Infection / inflammation of all of the following causes, enlarged superficial inguinal lymph nodes except :

A. Isthmus of uterine tube
B. Inferior part of anal canal
C. Big toe
D. Penile urethra
Correct answer : D. Penile urethra
Lymphatic drainage of urethra
Penile urethra – deep inguinal lymph nodes
Prostatic urethra and membranous urethra  - Internal iliac nodes
Entire female urethra – Internal iliac nodes

 

 

3.While exposing the kidney from behind, all of the following nerves are liable to injury except:

A. Lateral cutaneous nerve of thigh
B. Ilioinguinal nerve
C. Subcostal nerve
D. Iliohypogastric nerve


Correct answer : A. Lateral cutaneous nerve of thigh
Posterior relations of the kidney:
Diaphragm
Medial and lateral arcuate ligaments
Muscles:
Psoas major
Quadratus lumborum
Transversus abdominis
Subcostal vessels
Nerves:
Subcostal nerve
Iliohypogastric nerve
Ilioinguinal nerve
12th rib (11th rib and 12th ribs in left kidney)

 

 

 

4.An inhaled foreign body is likely to lodge in the right lung due to all of the following features except:

A. Right lung is shorter and wider than left lung
B. Right principal bronchus is more vertical than the left bronchus
C. Tracheal bifurcation directs the foreign body to the right lung
D. Right inferior lobar bronchus is in continuation with the principal bronchus
Correct answer : A. Right lung is shorter and wider than left lung
An foreign body is more likely to get lodged in the right lung as the right bronchus is wider, …

 

 

5.After radical mastectomy there was injury to the long thoracic nerve. The integrity of the nerve can be tested at the bedside by asking the patient to :

A. Shrug the shoulders
B. Raise the arm above the head on the affected side
C. Touch the opposite shoulder
D. Lift a heavy object from the ground
Correct answer : B. Raise the arm above the head on the affected side
Long thoracic nerve (Nerve of Bell) supplies the serratus anterior muscle
Serratus anterior rotates the inferior angle of scapula laterally during abduction of the arm above the …

 

 

6.Barr body is found in the following phase of the cell cycle:

A. lnterphase
B. Metaphase
C. G1 phase
D. Telophase
Correct answer : A. lnterphase

 

 

7.All of the following physiological processes occur during the growth at the epiphyseal plate except:

A. Proliferation and hypertrophy
B. Calcification and ossification
C. Vasculogenesis and erosion
D. Replacement of red bone marrow with yellow marrow
Correct answer : D. Replacement of red bone marrow with yellow marrow

 

 

 

8.The type of joint between the sacrum and the coccyx is a

A. Symphysis
B. Synostosis
C. Synchondrosis
D. Syndesmosis
Correct answer : A. Symphysis

 

 

9.The following statements concerning chorda tympani nerve are true except that it:

A. Carries secretomotor fibers to submandibular gland
B. Joins lingual nerve in infratemporal fossa
C. ls a brach of facial nerve
D. Contains postganglionic parasympathetic fibers
Correct answer : D. Contains postganglionic parasympathetic fibers
Chorda tympani nerve contains preganglionic parasympathetic fibers. It synapses in the submandibular ganglion.

 

 

10.The superior oblique muscle is supplied by:

A. 3th cranial nerve
B. 4th cranial nerve
C. 5th cranial nerve
D. 6th cranial nerve


Correct answer : B. 4th cranial nerve (Trochlear nerve)