Back Practice Questions

Question 1

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

Question 2

In anterior spinal artery syndrome which of the following is spared

Accepted Answer

Posterior columns

Answer

Lateral spinothalamic tract

Answer

Anterior spinothalamic tract

Answer

Corticospinal tract

Question 3

Which artery is the major supply of the medial surface of the cerebral hemisphere?

Accepted Answer

Anterior cerebral artery

Answer

Posterior cerebral artery

Answer

Middle cerebral artery

Answer

Posterior inferior cerebellar artery

Question 4

Which of the following types of nerve fibers are primarily responsible for transmitting slow, dull, and chronic pain sensations?

Accepted Answer

C fibers

Answer

A-alpha fibers

Answer

A-beta fibers

Answer

A-delta fibers

Question 5

A 22-year-old man develops the insidious onset of low back pain improved with exercise and worsened by rest. There is no history of diarrhea, conjunctivitis, urethritis, rash, or nail changes. On examination, the patient has loss of mobility with respect to lumbar flexion and extension. He has a kyphotic posture. Which test or group of tests would be most supportive of your suspected diagnosis?

Accepted Answer

An elevated sedimentation rate, a mild anemia on CBC, positive HLA-B27 in blood and sclerosis of the sacroiliac joints on plain films of the back.

Answer

Lumbosacral x-rays showing vertebral joint space narrowing and osteophyte formation at various levels.

Answer

A positive rheumatoid factor, anti-CCP, and an elevated C-reactive protein level.

Answer

MRI of the lumbosacral spine showing spinal compression fractures associated with bony destruction.

Question 6

Which artery supplies the ductus deferens?

Accepted Answer

Deferential artery

Answer

Cremasteric artery

Answer

Inferior epigastric artery

Answer

Vesical artery

Question 7

Which bone connects the sternum to the scapula?

Accepted Answer

Clavicle

Answer

First rib

Answer

Manubrium

Answer

Second rib

Question 8

Nucleus pulposus develops from: (AIIMS May 2018)

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 9

All cartilage is covered by perichondrium, except

Accepted Answer

Fibrocartilage

Answer

Hyaline

Answer

Elastic

Answer

All types of cartilage are covered by perichondrium.

Question 10

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).

Back

Study Resources

Lessons

Questions

Flashcards

Lessons

Vertebral Column

Spinal Cord and Meninges

Back Muscles and Fasciae

Vertebral Joints and Ligaments

Vasculature of the Back

Innervation of the Back

Clinical Aspects of Back Disorders

Applied Anatomy of the Back

Surface Anatomy of the Back

Development of the Vertebral Column

Practice Questions

Flashcards

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