Upper Limb Basics

Question 1

The movement occuring at the carpometacarpal joints of 2 to 5 digits:

Answer 1

Sliding Movement (gliding joint)

Question 2

Movement at the metacarpophalangeal joints are

Answer 2

Flexion , Extension, Abduction , Adduction Circumduction ( ellipsoid joint)

Question 3

Interpahalngeal joints

Answer 3

Hinge joint ( flexion and extension)

Question 4

Rotator cuff include

Answer 4

Mnemonic( Some Stood In The Mine)
1. Subscapularis
2. Supraspinatus
3.Infraspinatus
4.Teres Minor

Question 5

Skelatal framework of Axillary Inlet

Answer 5

1. LATERAL MARGIN OF RIB 1
2. SUPERIOR MRAGIN OF SCAPULA
3. POSTERIOR SURFACE OF CLAVICLE
4. MEDIAL SURFACE OF CORACOID PROCESS OF SCAPULA

Question 6

Abduction of arm is used for testing

Answer 6

Myotome C5

Question 7

Dermatome C5 is tested on

Answer 7

Upper lateral regin of the arm for spinal cord C5

Question 8

Spinal cord level C6

Answer 8

Palmar pad of thumb

Question 9

Spinal cord level C8

Answer 9

Pad of the little finger

Question 10

Testing C8

Answer 10

Pad of little Finger

Question 11

Skin on the medial aspect of elbow is used for test

Answer 11

Spinal cord level T1

Question 12

Flexion of the forearm at elbow joint is controlled by

Answer 12

C6

Question 13

Extension of forearm at elbow jont is controlled by

Answer 13

Spinal level C7

Question 14

Flexion of the fingers is controlled by

Answer 14

C8 spinal cord level

Question 15

Tap on the tendon of biceps in the cubital fossa mainly tests for

Answer 15

Spinal cord level C6

Question 16

Tap on the tendon of triceps posterior to the elbow tests mainly for

Answer 16

C7

Question 17

All muscles of Anterior compartment of the arm are innervated by

Answer 17

Musculocutaneous Nerve

Question 18

Median nerve innervates the anterior compartment of the forearm except

Answer 18

•Flexor of wrist ( flexor carpi ulnaris)
•Medial half of one flexor of the fingers ( Flexor digitorum profundus )
[These two are innervated by ulnar Nerve]

Question 19

Muscles innervated by ulnar nerve are

Answer 19

▪︎Most intrinsic muslces of hand with the excpetion of •[THENAR MUSCLES AND TWO LATERAL LUMBRICALS ( innervated by Median Nerve ) ]

Question 20

Posterior compartment of Arm and forearm are innervated by

Answer 20

RADIAL NERVE

Question 21

Skin over the anterolateral side of forearm is innervated by

Answer 21

Musculocutaneous Nerve

Question 22

•Palmar surface of lateral three and one-half digits
•Palmar surface of medial one and one half digits

Answer 22

• Median Nerve
• Ulnar Nerve
Respectively

Question 23

Skin over the posterior surface of forearm and dorsolateral surface of Hand

Answer 23

Radial Nerve

Question 24

Axillary nerve ( supplying the DELTOID MUSCLE with is an abductor of humerus at Shoulder joint

Answer 24

Passes around the surgical neck ( posterior aspect of upper part of humerus )

Question 25

Radial nerve supplying all extensor muscles of Upper limb

Answer 25

Passes diagonally around the posterior surface of the middle of the Humerus in the RADIAL GROOVE

Question 26

Ulnar nerve innervating the hand

Answer 26

Passes posteriorly around the medial epicondyle of humerus on the distal end of humerus