Misc.

Question 1

Proximal attachment of Dorsal Interossei?

Answer 1

Adjacent sides of metacarpal (Bipennate)

Question 2

Distal attachment of Dorsal Interossei

Answer 2

Digits 2-4 Bases of Proximal Phalanges ; Extensor expansions

Question 3

Proximal attachment of Palmar Interossei

Answer 3

PALMAR surface of 2nd 4th and 5th metacarpal as UNIPENNATE

It doesn’t need to attach to the 3rd metacarpal because the 3rd digit cannot be adducted

Question 4

Distal attachment of Palmar Interossei

Answer 4

Base of PROXIMAL phalanx and Extensor expansions of digit 2, 4, 5

Question 5

Adductor Pollics Proximal Attachment

Answer 5

Oblique head: Base of 2nd and 3rd metacarpals; Capitate adjacent carpal bones

Transverse head: Shaft of 3rd metacarpal

Question 6

Adductor Pollicis Distal Attachment

Answer 6

Proximal Phalanx of thumb

Question 7

Lumbricals proximal attachment

Answer 7

Lateral 2 tendons of FDP as Unipennate

Medial 3 tendons of FDP as Bipennate

Question 8

Distal Attachment of lumbricals

Answer 8

RADIAL SIDE of extensor expansions of digit 2-5

Question 9

Flexor digitorum superficialis Proximal attachment

Answer 9

Humero-ulnar head: Medial Epicondyle, Coronoid Process of Ulna

Radial head: Anterior Radius

Question 10

Flexor Digiti Minimi Proximal attachment

Answer 10

Hook of hamate

Flexor Retinaculum

Question 11

Flexor digiti minimi AND abductor digit Minimi distal attachment?

Answer 11

Base of 5th proximal phalange

(What pinky muscle attaches to the 5th metacarpal?)

Question 12

Proximal attachment of Abductor Digiti Minimi?

Answer 12

Pisiform

(he is small so he gets abducted)

Question 13

Extensor Indicis PROXIMAL and DISTAL ATTACHMENT?

Answer 13

Posterior surface of ulna AND Interosseous Membrane

Extensor Expansion of 2nd digit

Question 14

Abductor Pollicis Longus proximal attachment?

Answer 14

Posterior ULNA RADIUS and interosseous membrane

Question 15

Distal attachment of Abductor Pollicis Longus?

Answer 15

BASE of 1st metacarpal

Question 16

Extensor pollicis brevis proximal attachment

Answer 16

Posterior surface of radius and interosseous membrane

Question 17

Extensor pollicis brevis distal attachment

Answer 17

Base of proximal phalanx of thumb

Question 18

Extensor pollicis longus proximal attachment

Answer 18

Posterior Ulna and interosseus membrane

Question 19

Distal attachment of the Extensor Pollicis Longus

Answer 19

Base of distal phalanx of thumb

Question 20

Opponens Digiti Minimi proximal attachment

Answer 20

Hook of Hamate

Flexor Retinaculum

Question 21

Opponens Digiti Minimi distal attachment

Answer 21

Medial Border of 5th metacarpal

Question 22

Flexor Digitorum Profundus Proximal Attachment

Answer 22

Proximal ulna and interosseous membrane

Question 23

Flexor Digitorum Profundus Distal Attachment

Answer 23

Medial Part: Base of distal phalax of digit 4 and 5

Lateral Part: Base of distal phalanx digits 2 and 3

Question 24

Flexor Pollicis Longus Proximal attachment

Answer 24

Anterior radius and and adjacent interosseous membrane

Question 25

Distal attachment of Flexor pollicis longus

Answer 25

Base of distal phalanx of thumb

Question 26

Pronator Quadratus Proximal and Distal attachment?

Answer 26

Proximal: Anterior distal Ulna Distal: Anterior distal Radius

Question 27

Distal attachment of Opponens Pollicis

Answer 27

1st metacarpal

Question 28

What carpals articulate with the radius?

Answer 28

Scaphoid and Lunate

Question 29

What carpal articulates with the thumb?

Answer 29

Trapezium

Question 30

Proximal attachment of Flexor Carpi Ulnaris

Answer 30

Posterior Ulna and Medial Epicondyle (common flexor tendon)

Question 31

Pronator Teres proximal attachment

Answer 31

Coronoid process of ulna AND medial epicondyle

Question 32

what travel through the interosseous membrane?

Answer 32

Anterior Interosseous Nerve

Question 33

Underrated Anconeus action?

Answer 33

Abducts ulna during pronation also assists with elbow extension and elbow stabilitity

Question 34

What forms the cubital fossa?

Answer 34

Brachioradialis Pronator teres Supinator and brachialis Imaginary line between two epicondyles, forming ceiling

Question 35

What goes through the cubital fossa?

Answer 35

* Biceps Tendon * Brachial Artery * Median Nerve * *Median cubital vein

Question 36

3 Actions of the biceps?

Answer 36

Short head prevents dislocation Supination Elbow Flexion

Question 37

Biceps Brachii Proximal and Distal attachment?

Answer 37

Short head: Corcoid process Long head: Supraglenoid Tubercle Distal attachment: Tuberosity of radius and fascia of forearm via bicipital aponeurosis

Question 38

Brachioradialis Action

Answer 38

Flex the elbow in midpronated position (humerolnar joint) Assists to pronate and supinate the forearm when these movements are resisted/from end range (humeroradial joint)

Question 39

Brachialis Proximal and Distal attachment

Answer 39

Distal half of anterior Humerus -> Ulna Tuberosity and coronoid process of ulna

Question 41

What two Carpi Muscles are active during fist clinching?

Answer 41

Extensor Carpi Radialis Longus Extensor Carpi Ulnaris

Question 42

Flexor Carpi Ulnaris Proximal and Distal attachments

Answer 42

PROXIMAL: Humeral head: Common flexor tendon from medial epicondyle of humerus Ulnar head: Posterior ulna DISTAL: Pisiform, hook of the hamate, and base of 5th metacarpal