Development of the Vertebral Column Practice Questions

Question 1

Which of the following statements provides the MOST COMPLETE description of sclerotome function during vertebral development?

Accepted Answer

The sclerotome surrounds the notochord and the neural tube during development.

Answer

The notochord forms the nucleus pulposus.

Answer

The sclerotome contributes to the formation of vertebral bodies.

Answer

The sclerotome surrounds the notochord.

Question 2

All are TRUE about intervertebral disc, EXCEPT:

Accepted Answer

Rich vascular supply

Answer

Prolapse is most common in lumbosacral region

Answer

Nucleus pulposus is a remnant of notochord

Answer

Annulus fibrosus is made up of fibrocartilage

Question 3

Which of the following conditions is least likely to cause posterior scalloping of the vertebrae?

Accepted Answer

Aortic aneurysm

Answer

Astrocytoma

Answer

Neurofibromatosis

Answer

Ependymoma

Question 4

Which of the following is least likely to be associated with progressive congenital scoliosis?

Accepted Answer

Wedge vertebra

Answer

Hemivertebra

Answer

Unilateral unsegmented vertebra with bar

Answer

Block vertebra

Question 5

What constitutes a spinal motion segment?

Accepted Answer

A disc and the vertebrae above and below, including their interlocking facet joints.

Answer

A disc and the facet joints at that level.

Answer

A vertebral body and the disc above.

Answer

A section of the spine involved in a physiological curve with the similar function (i.e. thoracic kyphosis).

Question 6

Which of the following parts of the vertebral canal shows the first secondary curve to develop?

Accepted Answer

Cervical Vertebral Canal

Answer

Lumbar Vertebral Canal

Answer

Thoracic Vertebral Canal

Answer

Sacral Vertebral Canal

Question 7

During embryological development, failure of the urorectal septum to completely separate the cloaca results in which of the following congenital anomalies?

Accepted Answer

Persistent cloaca

Answer

Imperforate anus

Answer

Cloacal exstrophy

Answer

Rectovaginal fistula

Question 8

The lower two thirds of the following hematoxylin and eosin stained specimen is similar in appearance to which of the following structures?

Accepted Answer

Intervertebral disk

Answer

Articular disk

Answer

Pinna

Answer

Epiphyseal growth plate

Question 9

Nucleus pulposus develops from: (AIIMS May 2018)

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 10

In a diving accident that severed the spinal cord below the sixth cervical vertebra, which of the following muscles would be affected?

Accepted Answer

Latissimus Dorsi

Answer

Deltoid

Answer

Infraspinatus

Answer

Levator Scapulae

Development of the Vertebral Column — MCQs

Development of the Vertebral Column — MCQs

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