Muscle Origins- Lecture Unit 2 Exam

Question 1

Trapezius- O

Answer 1

1) Superior Nuchel Line/Occiput
2) External Occipital Protuberance
3) Ligamentum Nuchae
4) Spines of the Thoracic Vertebrae

Question 2

Rhomboid Major- O

Answer 2

Spine/Upper Thoracics

Question 3

Rhomboid Minor- O

Answer 3

Spine/Lower Cervical & T1

Question 4

Levator Scapula- O

Answer 4

Transverse Processes/Upper Cervical Vertebrae

Question 5

Latissimus Dorsi- O

Answer 5

1) Spines/Lower Thoracic and Lumbar Vertebrae
2) Thoracodorsal Fascia
3) Crest of the Ilium
4) Lower Ribs

Question 6

Serratus Anterior- O

Answer 6

Upper Ribs

Question 7

Deltoid- O

Answer 7

1) Anterior/Clavicular Portion from Clavicle
2) Middle/Acromial Portion from the Acromion process of scapula
3) Posterior/Spinous Portion

Question 8

Supraspinatous- O

Answer 8

Supraspinous fossa/Scapula

Question 9

Infraspinatus- O

Answer 9

Infraspinous fossa/Scapula

Question 10

Subscapularis- O

Answer 10

Subscapular Fossa/Scapula

Question 11

Teres Major- O

Answer 11

Inferior Angle/Scapula

Question 12

Teres Minor- O

Answer 12

Axillary Border/Scapula

Question 13

Biceps Brachii- O

Answer 13

Short Head: Coracoids Process/Scapula

Long Head: Supraglenoid Tubercle/Scapula

Question 14

Coracobrachialis- O

Answer 14

Coracoid Process/Scapula

Question 15

Brachialis- O

Answer 15

Shaft/humerus

Question 16

Triceps Brachii- O

Answer 16

Long Head: Infraglenoid Tubercle/Scapula
Lateral Head: Shaft/Humerus
Medial Head: Shaft/Humerus

Question 17

Pronator Teres- O

Answer 17

1) Medial Epicondyle/Humerus

2) Coronoid Process/Ulna

Question 18

Flexor Carpi Radialis- O

Answer 18

Medial Epicondyle/Humerus

Question 19

Palmaris Longus- O

Answer 19

Medial Epicondyle/Humerus

Question 20

Flexor Carpi Ulnaris- O

Answer 20

1) Medial Epicondyle/Humerus

2) Olecranon Process/Ulna

Question 21

Flexor Digitorum Superficialis- O

Answer 21

Medial Epicondyle/Humerus

Question 22

Flexor Digitorum Profundus- O

Answer 22

Shaft/Ulna

Question 23

Flexor Pollicis Longus- O

Answer 23

Shaft/Radius

Question 24

Pronator Quadratus- O

Answer 24

Shaft/Ulna

Question 25

Brachioradialis- O

Answer 25

Lateral Supracondylar Ridge/Humerus

Question 26

Extensor Carpi Radialis Longus- O

Answer 26

Lateral Epicondyle/Humerus

Question 27

Extensor Carpi Radialis Brevis- O

Answer 27

Lateral Epicondyle/Humerus

Question 28

Extensor Digitorum (Maximus)- O

Answer 28

Lateral Epicondyle/Humerus

Question 29

Extensor Digitorum Minimi- O

Answer 29

Lateral Epicondyle/Humerus

Question 30

Extensor Carpi Ulnaris- O

Answer 30

Lateral Epicondyle/Humerus

Question 31

Supinator- O

Answer 31

1) Lateral Epicondyle/Humerus

2) Supinator crest/Ulna

Question 32

Abductor Pollicis Longus- O

Answer 32

Shaft/Ulna and Radius

Question 33

Extensor Pollicis Brevis- O

Answer 33

Shaft/Radius

Question 34

Extensor Pollicis Longus- O

Answer 34

Shaft/Ulna

Question 35

Extensor Indicis- O

Answer 35

Shaft/Ulna

Question 36

Anconeus- O

Answer 36

Lateral Epicondyle/Humerus

Question 37

Abductor Pollicis Brevis- O

Answer 37

Trapezium and Scaphoid

Question 38

Opponens Pollicis- O

Answer 38

Trapezium

Question 39

Flexor Pollicis Brevis- O

Answer 39

Trapezium, Trapezoid, & Capitate Bones

Question 40

Adductor Pollicis- O

Answer 40

1) Trapezoid, Capitate, 2nd & 3rd Metacarpals (Oblique Head)

2) 3rd Metacarpal (Transverse Head)

Question 41

Abductor Digiti Minimi- O

Answer 41

Pisiform

Question 42

Flexor Digiti Minimi- O

Answer 42

Hamate

Question 43

Opponens Digiti Minimi- O

Answer 43

Hamate

Question 44

Lumbricales- O

Answer 44

Tendons of the Flexor Digitorum Profundus muscle

Question 45

Dorsal Interossei- O

Answer 45

2nd, 3rd, & 4th metacarpals

Question 46

Palmar Interossei- O

Answer 46

2nd, 3rd, 4th, & 5th metacarpals