Lecture 3: Upper limb muscles

Question 1

5 finger method to muscles of the arm that attach to the medial condyle

Answer 1

Thumb = Pronator teres
Index = Flexor Carpi Radialis 
Middle = Palmaris Longus
Ring = Flexor digitorum Superficialis 
Pinky = Flexor carpi Ulnaris

Question 2

Size and shape of the arm

Answer 2

Depends on the size of the brachialis muscle

Curls in the pronate postion (Revese curls) will work on this muscle.

Question 3

Palmar Fossa

Answer 3

Protects hand from puncture

Question 4

Palmaris longus

Answer 4

Missing in 16% of people, function with it out

Tenses the fassa can be moved to repair liagmanets

Question 5

Biceps brachii and supanator muscles

Answer 5

Work together to supinate the hand

Question 6

Flexor Retinaculum

Answer 6

If cut or torn will bow string the tendons

Question 7

Sever tendons of the hand

Answer 7

Cuts around the finger or palm will send tendons into the forearm as they contract.

Question 8

Saltue Muscle

Answer 8

Adductor Polliscis

Question 9

Tiny muscles of the palm

Answer 9

Help pull on tendons and deal with fine finger movement

Question 10

Posterior arm

Answer 10

lateral epipcondyle for all muscles

All extend and one supinates

Question 11

Two tenonds for the index finger

Answer 11

Extensor indicis and extensor digitorum

Question 12

9 tendons of the hand

Answer 12

front and back

Question 13

Anatomical Snuff box

Answer 13

Pull the thumb up and back, and a pocket will develop

Radial artery is in the pocket

Question 14

Hypertrophy

Answer 14

Get bigger in size as you are active

Question 15

Atrophy

Answer 15

Muscles shrink when not in use

Question 16

Abductor pollicis longus

Answer 16

Hitchhiker thumb

Question 17

5 Superficial muscles at the lateral epicondyle

Answer 17

Extensor carpi radialis longus
Extensor carpi radialis brevis
Extensor digitorum communis
Extensor Digiti Minimi 
Extesnor Carpi Ulnaris

Question 18

5 deep posterior muscles, Proximal to distal supinator

Answer 18

Abductor pollicis longus
Extensor pollicis brevis: Inserts on proximal phalanx
Extensor Pollicis Longus: Inserts on the distal phalax
Extensor Indicis