Anatomy - Anatomy Of The Back 1

Question 1

A newborn is identified as having back problems at birth. At this stage of development what regions of the spine are present to make up the primary curve ?

A. Cervical and lumbar regions
B. Cervical and thoracic
C. Thoracic and sacral

Answer 1

C. Thoracic and sacral ( kyphosis

Question 2

What two joints are present in the vertebral columns ?

A. Synovial and fibrous
B. Fibrous and intervertebral
C. Intervertebral and zygapophyseal
D. Intervertebral and synovial

Answer 2

C. Intervertebral and zygapophyseal

Question 3

What type of joint is specific to the cervical vertebrae ?

A. Zygapophyseal
B.intervertebral
C. Uncoverterbral

Answer 3

C. Uncovertebral

Question 4

In which part of the vertebral column are intervertebral joints not present ?

A. Cervical
B. Sacral
C.lumbar

Answer 4

B. Sacral

Question 5

A patient presents with back pain. Investigations give a diagnosis of a slipped disc. Which part of the intervertebral disc is damaged ?

A.nucleus purposes
B.animus fibrosus
C. Pedicles
D. Lamina

Answer 5

A. Nucleus pulposus

Question 6

What is a spinal nerve formed from and what does it form ?

A. Dorsal and ventral rami, dorsal and ventral roots

B. Sensory fibres and motor fibres

C. Dorsal and ventral rami, and mixed nerve

D. Dorsal and ventral roots and dorsal and ventral rami

Answer 6

D. Dorsal and ventral roots and dorsal and ventral rami

Question 7

What fibres make up dorsal and ventral rami ?

A . Sensory and motor
B. Sensory
C. Motor
D. Intermediate

Answer 7

A. Sensory and motor

Question 8

What nerves innervated the skin and deep muscles of the back ?

A. Anterior rami
B. Posterior rami
C. Spinal nerves
D. Costocervical nerves

Answer 8

B. Posterior rami

Question 9

What do the anterior rami of spinal nerves form in all regions except the thoracic region where they form intercostal nerves ?

A. Plexuses

B. Nerve roots

C. Canals

D. Dorsal rami

Answer 9

A. Plexuses

Question 10

Extrinsic superficial back muscles are part of the posterior axioappendicular group and move the upper limb.What muscles make up the superficial extrinsic back muscle group ?

A.teres minor, teres major, subscapularis

B. Infraspinatous, Supraspinatous, teres minor , subscapularis

C. Levator scapulae, rhomboids, lattisimus dorsi

Answer 10

C. Levator scarpulae, rhomboids, lattisimus dorsi

Question 11

Which back muscles make up the intermediate extrinsic group ?

A. Serratus posterior superior And inferior
B. Teres major and minor
C. Infraspinatous and Supraspinatous

Answer 11

A. Serratus posterior superior and inferior

Question 12

Patient presents with shortness of breath. Examination shows that the patient cannot sufficiently elevate the ribs which muscle of the intermediate extrinsic group is responsible for this action ?

A. Serratus posterior superior

B. Serratus posterior inferior

C. Teres minor

Answer 12

A.SPS

Question 13

What nerves are the intermediate extrinsic back muscles innervated by ?

A. Musculocutaneous 
B.median 
C. Radial 
D.axillary 
E. Anterior Rami

Answer 13

E. Anterior rami

Question 14

Which spinous process is visible at the top of the back as a prominent mark known as the vertebra prominens?

A.c8
B.c7
C. T1
D.t2

Answer 14

B.c7

Question 15

A patient requires a lumbar puncture. Which anatomical feature indicated the l3-l4 interspace where this is performed ?

A.vertebra prominens
B. Level of iliac crests
C. Central spine

Answer 15

B . Level of iliac crests