UE Neurology

Question 1

What Cervical N leads to Rhomboid Maj/Min and Levator Scapulae

Answer 1

C5

Question 2

What Cervical N leads to Serratus Anterior M.

Answer 2

C5, C6, C7

Question 3

What Cervical N leads to Supraspinatus M. And Infraspinatus M. And Subclavius M

Answer 3

C5/C6

Question 4

What Cervical N leads to Pectoralis Maj. M.

Answer 4

C5 - 8 and T1

Question 5

What Cervical N leads to Pectoralis Minor M.

Answer 5

C8/T1

Question 6

What Cervical N leads to Teres Major and Subscapularis M.

Answer 6

C5/C6

Question 7

What Cervical N leads to Latissimus Dorsi M.

Answer 7

C6 - 8 and T1

Question 8

What Cervical N leads to Coracobrachialis, Biceps Brachii, and Brachialis

Answer 8

C5 - 7

Question 9

What Cervical N leads to Deltoid M and Teres Minor

Answer 9

C5/6

Question 10

The superior trunk is innervated by what Cervical Nerves

Answer 10

C5/6

Question 11

The Middle Trunk is innervated by what cervical nerves

Answer 11

C7

Question 12

The inferior trunk is innervated by what

Answer 12

C8/T1

Question 13

The lateral cord is innervated by what cervical N.

Answer 13

C5 - 7

Question 14

The posterior cord is innervated by what cervical N.

Answer 14

C5 - 8 and T1

Question 15

The medial cord is innervated by what Cervical nerve

Answer 15

C8/T1

Question 16

Injury to the superior part of the brachial pelxus typically affect what cervical nerves and presents as what clinically

Answer 16

C5/6

Presents an adducted and medially rotated arm and extended albow, known as erb-duchene palsy

Question 17

Injury to the inferior brachial plexus results from what and causes what clinically

Answer 17

Results from increasing the angle between the trunk and the upper limb

Presents as claw hand or klumpke paralysis

Question 18

Compression of the cords of the brachial plexus results from what and presents as what

Answer 18

Prolonged periods of working with the upper limbs extended over the head

Presents as pain radiating down the arm, loss of sensation

Question 19

What will happen with injury to the musculocutaneous N.

Answer 19

Due to blunt force trauma

Will paralyze the anterior brachial muscles

Question 20

Injury to the Median N. In the wrist results in what

Answer 20

An adducted thumb and thenar eminence atrophy, known as Ape’s hand

Question 21

What are the three common places for Ulnar Injury and how does this present

Answer 21

Posterior to medial humeral epicondyle

Between ulnar and humeral heads of the flexor capri ulnaris M (cubital canal)

At the wrist of the hand

Claw hand

Question 22

What is handlebar neuropathy

Answer 22

Pain and weakness on the medial side of the hand when pressure is applied to the Ulnar N. Via the hamulus of the hamate

Question 23

Injury to the radial N. Results in what

Answer 23

Wrist drop

Question 24

The dorsal scapular N. Innervates what

Answer 24

Rhomboid maj/min. And levator scapulae M.

Question 25

The long thoracic nerve innervates what M.

Answer 25

The serratus Anterior M.

Question 26

The suprascapular N. Innervates what muscles

Answer 26

Supraspinatus and infraspinatus M.

Question 27

The subclavian N. Innervates what

Answer 27

The subclavius M.

Question 28

The lateral cord is comprised of what trunks

Answer 28

The superior and middle trunks

Question 29

The lateral pectoralis N. Comes off of what cord and innervates what muscle

Answer 29

Comes off of the lateral cord and innervates the pectoralis Major M.

Question 30

The posterior cord is made up of what trunks

Answer 30

Inferior, middle, and superior trunks

Question 31

The medial cord is made up of what trunks

Answer 31

Inferior trunk

Question 32

The musculocutaneous N. Is made up of what cord

Answer 32

Lateral cord

Question 33

The median N. Is made up of what cord

Answer 33

Lateral and medial cord

Question 34

The ulnar N. Is made up of what cords

Answer 34

Medial cord