Muscles of Upper Limb

Question 1

Answer 1

Trapezius

Elevates and retracts scapula

Question 2

Answer 2

Trapezius

Question 3

Answer 3

Rhomboids

Elevate and Retract Scapula

Question 4

Answer 4

Levator Scapulae

Elevates Scapulae

Question 5

Answer 5

Pectoralis Minor

Protacts and Depresses Scapula

Question 6

Answer 6

Serratus Anterior

Protracts and Depresses Scapula

Question 7

Answer 7

Quadratus Lumborum

Question 8

=

Answer 8

Pectoralis Major

Flexes and Adducts Arm/Humerus

Question 9

Answer 9

Latissimus Dorsi

Extends and Adducts Arm

Question 10

Answer 10

Deltoid

Abducts, Flexes, and Extends Arm

Question 11

Answer 11

Coracobrachialis

Flexes and Adducts Arm

Question 12

Answer 12

Teres Major

Extends and Adducts Arm

Question 13

Answer 13

Subscapularis

Medially Rotates Arm

“Wind-Up” Pitch

Question 14

Answer 14

Supraspinatus

Abducts Arm

“Delivery of Pitch”

Question 15

Answer 15

Infraspinatus

Laterally rotates arm

“Slow After Pitch”

Question 16

Answer 16

Teres Minor

Laterally Rotates Arm

“Finish Pitch”

Question 17

Answer 17

Biceps Brachii

Anterior Side; Flex the Forearm/Elbow Joint

Question 18

Answer 18

Brachialis

Anterior Side; Flex the Forearm/Elbow Joint

Question 19

Answer 19

Brachioradialis

Anterior Side; Flex the Forearm/Elbow Joint

Anatomic View

Question 20

Answer 20

Triceps Brachii

Posterior; Extend the Forearm/Shoulder Joint

Question 21

Anconeus

Answer 21

Posterior Side; Extend the Forearm/Elbow Joint

Question 22

Answer 22

Supinator

Supinates the forearm

Question 23

Answer 23

Pronator Teres

More Superficial

Question 24

Answer 24

Pronator Quadratus

Deep

Question 25

Flexors Function

Answer 25

Flex Wrist, MP Joints, or IP Joints

Question 26

Answer 26

Flexor Retinaculum

Band of Dense CT and Hold Flexor Tendons Close To Bone

Question 27

Answer 27

Flexor Carpi Radialis

Flexes Wrist and Abducts Hand

Question 28

Answer 28

Palmaris Longus

Flexes Wrist

Question 29

Answer 29

Flexor Carpi Ulnaris (Pinky Side)

Flexes Wrist and Adducts Hand

Question 30

Answer 30

Flexor Digitorum Superficialis

Flexes Wrist and Flexes Digits 2-5 at the MP and PIP Joints

MP = Metacarpal-Phalangeal

PIP = Proximal Interphalangeal

Question 31

Answer 31

Flexor Digitorum Profundus

Flexes Wrists and Digits 2-5 at the MP, PIP, and DIP Joints

DIP = Distal Interphalangeal

Question 32

Answer 32

Flexor Pollicis Longus

Flexes Wrist, MP joint, IP Joint of Thumb

Question 33

Supinators of the forearm

Answer 33

Supinator and Biceps Brachii

Question 34

Extensors of the Forearm Function

Answer 34

Extend wrist, MP Joints, and/or IP Joints

Question 35

Answer 35

Extensor Retinaculum

Question 36

Answer 36

Extensor Carpi Radialis Longus

Extends wrist and abducts hand

Question 37

Answer 37

Extensor Carpi Radialis Brevis

Extends wrist and abducts hand

Question 38

Answer 38

Extensor Digitorum

Extends Wrist and Extends digits 2-5 at MP, PIP, and DIP joints

Question 39

Answer 39

Extensor Carpi Ulnaris

Extends wrist and adducts hand

Question 40

Answer 40

Extensor Pollicis Longus

Extends Thumb

Question 41

Answer 41

Extensor Pollicis Brevis

Extends Thumb

Question 42

Answer 42

Abductor Pollicis Longus

Abducts Thumb

Question 43

Answer 43

Thenar

Moves the thumb

Question 44

Answer 44

Hypothenar

Movies the Little Finger

Question 45

Midplamar Muscles Function

Answer 45

Moves fingers 2-5; All of these muscles FLEX the MP joints and EXTEND the PIP/DIP Joints

Question 46

Answer 46

Lumbricals

Adducts Fingers

Question 47

Answer 47

Palmar Interossei

Also Adduct Fingers

Question 48

Answer 48

Doral Interossei

Adducts Fingers