Comparative Nervous System Practice Questions

Question 1

Which parasite is most characteristically known for its larval forms residing primarily in muscle tissue?

Accepted Answer

Trichinella spiralis

Answer

Taenia solium

Answer

Echinococcus granulosus

Answer

All of the options

Question 2

Which of the following statements correctly describes Group B sympathetic postganglionic nerve fibers?

Accepted Answer

Myelinated fibers associated with the autonomic nervous system.

Answer

Myelinated fibers that are parasympathetic postganglionic.

Answer

Unmyelinated fibers primarily conveying pain.

Answer

Myelinated fibers that are sympathetic postganglionic.

Question 3

The mechanism of hearing and memory, include all, EXCEPT:

Accepted Answer

Recruitment by multiplication of neurons

Answer

Spatial Reorganization of synapse

Answer

Changes in level of neurotransmitter at synapse

Answer

Increasing protein synthesis

Question 4

Which of the following statements about Helminths is false?

Accepted Answer

Body cavity is present in trematodes

Answer

Alimentary canal is complete in Nematodes

Answer

Nematodes have separate sexes

Answer

Alimentary canal is present but incomplete in trematodes

Question 5

What structures are derived from the neural crest?

Accepted Answer

All of the options

Answer

Melanocytes

Answer

Dental papillae

Answer

Adrenal medulla

Question 6

Sensory supply of the palm is from which nerves?

Accepted Answer

Ulnar nerve and Median nerve

Answer

Median nerve and Radial nerve

Answer

Radial nerve and ulnar nerve

Answer

Musculocutaneous nerve and Radial nerve

Question 7

Which nerve gives sensory supply to the region marked with an arrow?

Accepted Answer

Radial nerve

Answer

Median nerve

Answer

Ulnar nerve

Answer

Posterior interosseous nerve

Question 8

All are true about the triangle marked green except:

Accepted Answer

Medial border is formed by tendon of abductor pollicis longus and extensor pollicis brevis

Answer

Localised pain in this area after fall on outstretched hand indicates fracture of scaphoid

Answer

Cephalic vein in this area is used to make Ciminobrescia fistula in hemodialysis

Answer

Superficial branch of radial nerve runs to provide innervation to 3.5 digits

Question 9

Malleus and incus are derived from?

Accepted Answer

1st Arch

Answer

3rd Arch

Answer

4th Arch

Answer

2nd Arch

Question 10

At 30 days of intrauterine life, what is the expected developmental milestone?

Accepted Answer

Optic vesicle appears

Answer

Heart starts beating

Answer

Cerebellum develops

Answer

Pinna appears

Comparative Nervous System — MCQs

Comparative Nervous System — MCQs

Want unlimited practice?