Day 15/16 appendicular

Question 1

What are the 7 muscles that move the scapula?

Answer 1

trapezius (pulls spine up)

serratus anterior (protraction and upward rotation of scapula)

levator scapulae
(elevates the scapula)

Rhomboid minor
(adducts and performs downward rotation) 

Rhomboid Major 
(adducts and performs downward rotation)

Pectoralis minor

subclavius

Question 2

what are 7 mescules that also function with the muscles that move the arm but have no contact with arm?

Answer 2

levator scapulae
perctoralis minor
rhomboid minor rhomboid major 
serratus anterior
subclavius
trapezius

Question 3

Muscles that move the arm:

5 muscles that move the arm and the movement they perform? (anterior)

Answer 3

subscapularis: medial rotation

coracobrachialis : adduction, flexion

deltoid: abduction (flexion, med rotation extension and lateral rotation)

pectoralis major: flex abducts and medial rotation

biceps brachii: flexion

Question 4

Muscle that move the arm (posterior) and what they do

Answer 4

Supraspinatus: abduction
Infraspinatus: lateral rotation
Subscapularis : medial rotation
Teres Major: extension and medial rotation
Teres Minor : adduction and lateral rotation
Triceps Brachii: extension
Latissimus dorsi: extension, adduction, medial rotation
Deltoid posterior fibres : extension

Question 5

what muscles insert into the inter tubercular groove?

Name a movement where they (or two) are synergists, and a movement that they antagonists.

Answer 5

Pectoralis major
Latissimus Dorsi
Teres Major

Synergists: Adduction, medial rotation
Antagonists: flexion/extension

Question 6

3 bony articulations in the elbow and what movements

Answer 6

humeroulnar (flex/extend) humeroradial (felt/extend), proximal radioulnar (supinate/pronate)

Question 7

purpose of ante brachial interosseous membrane?

Answer 7

coordinate proximal and distal RD joints movements

Question 8

ligaments in elbow (three)

Answer 8

radial collateral, ular collateral, annular

Question 9

muscles for flexion of forearm

Answer 9

biceps brachii, brachialis, brachioradialis *****not coracobrachialis

Question 10

does the brachioradialis affect the hand?

Answer 10

no it inserts on the head of the radius

Question 11

two main extensors of the forearm

Answer 11

anconeus and triceps brachii

Question 12

muscles that extend the hand at the wrist

Answer 12

extensor carpi radialis longus
extensor carpi ulnas
extensor carpi radialis brevis
extensor digitorum

Question 13

muscles that supinate the hand and their insertion

Answer 13

insert on radial tuberosity, biceps brachii and supinator

Question 14

muscles that pronate the hand and where to they insert

Answer 14

pronator teres (inserts on radius below tuberosity, pronator quadratum (ulna to radius distal end)

Question 15

muscles for flexion of the hand at the wrist

Answer 15

flexor digitorum superficialis
flexor digitorum profundus 
flexor carpi radialis
flexor carpi ulnaris 
palmaris longus

Question 16

three carpals we need to know

Answer 16

scaphoid, lunate, trapezium

Question 17

wrist joints: what and what type

Answer 17

radio carpal= condylar

inter carpal = planar joints

Question 18

joints in hand

Answer 18

interphalangeal
metacarpophanlangeal
carometacarpal

Question 19

which groups of muscles are involved in making a fist good for a punch?

Answer 19

flexors and extensors

Question 20

intrinsic hand muscles for MCP joints how and IP joints how?

Answer 20

flex MCP and extend IP

Question 21

how many dorsal interossie muscles? how many palmar?

Answer 21

3 palmar 4 dorsal

Question 22

thenar eminence?

Answer 22

muscles of the thumb

Question 23

hypothenar eminence?

Answer 23

muscles of the pinky

Question 24

what muscles groups allow adduction and abduction of the the hand?

Answer 24

abduction=radial extensors and flexors

adduction = ulnar extensors and flexors