Hand & Wrist

Question 1

Bony Landmarks: Abductor Digiti Minimi

Answer 1

Pisiform to Ulnar Side of the Base of Proximal Phalanx of 5th Digit

Question 2

Bony Landmarks: Abductor Pollicis Brevis

Answer 2

Tubercle of Trapezium & the Transverse Carpal Ligament to

Radial Side of the Base of the Proximal Phalanx of the Thumb

Question 3

Bony Landmarks: Adductor Pollicis

Answer 3

Capitate, 2nd & 3rd metacarpals (oblique head)
The Palmar Aspect of 3rd metacarpal (transverse head)

To base of Proximal Phalanx of Thumb

Question 4

Bony Landmarks: Dorsal Interossei

Answer 4

Adjacent sides of the metacarpals

to the proximal phalangeal bases & dorsal digital expansions of digits 2-4

Question 5

Bony Landmarks: Flexor Digiti Minimi Brevis

Answer 5

Hamate to Ulnar Side of the base of the proximal phalanx of the 5th digit

Question 6

Bony Landmarks: Flexor Pollicis Brevis

Answer 6

Transverse Carpal Ligament & Trapezium

To Radial side of the base of the proximal phalanx of thumb
**The deep head blends with Opponens Pollicis

Question 7

Bony Landmarks: Lumbricals

Answer 7

Tendons of the flexor Digitorum profundus

To the radial side of the dorsal digital expansions of digits 2-5

Question 8

Bony Landmarks: Opponens Digiti Minimi

Answer 8

Hook of the Hamate to

Ulnar margin of the shaft of the 5th metacarpal

Question 9

Bony Landmarks: Opponens Pollicis

Answer 9

Transverse Carpal Ligament & Trapezium

To palmar surface of the 1st metacarpal

Question 10

Bony Landmarks: Palmar Interossei

Answer 10

Palmar Aspects of Metacarpals 2, 4 & 5

To the digital expansions of digits 2, 4 & 5

Question 11

Action: Palmar Interossei

Answer 11

Adducts & Flexes (meta)
Extends (inter)

Of 2, 4 & 5

Question 12

Action: Opponens Pollicis

Answer 12

Opposition of thumb to 5th digit

Question 13

Action: Opponens Digiti Minimi

Answer 13

Opposition of 5th digit to thumb

Question 14

Action: Lumbricals

Answer 14

Flexes (meta)
Extends (inter)

Of Digits 2-5

Question 15

Action: Flexor Pollicis Brevis

Answer 15

Flexes (meta) Thumb

Question 16

Action: Flexor Digit Minimi Brevis

Answer 16

Flexes (meta) 5th Digit

Question 17

Action: Dorsal Interossei

Answer 17

Abducts & Flexes (meta)
Extends (inter)

Question 18

Action: Adductor Pollicis

Answer 18

Adducts Thumb

Question 19

Action: Abductor Pollicis Brevis

Answer 19

Abducts Thumb

Question 20

Action: Abductor Digiti Minimi

Answer 20

Abducts 5th digit

Question 21

Innervation: Abductor Digiti Minimi

Answer 21

Deep Branch of Ulnar Nerve (C8-T1)

Question 22

Innervation: Abductor Pollicis Brevis

Answer 22

Recurrent Branch of the Median Nerve (C6-T1)

Question 23

Innervation: Adductor Pollicis

Answer 23

Deep Branch of Ulnar Nerve (C8-T1)

Question 24

Innervation: Dorsal Interossei

Answer 24

Deep Branch of Ulnar Nerve (C8-T1)

Question 25

Innervation: Flexor Digiti Minimi Brevis

Answer 25

Deep Branch of Ulnar Nerve (C8-T1)

Question 26

Innervation: Flexor Pollicis Brevis

Answer 26

Recurrent Branch of Median Nerve (C6-T1) — Superficial Head
Deep Branch of Ulnar Nerve (C8-T1) — Deep Head

Question 27

Innervation: Lumbricals

Answer 27

Median Nerve - 1st & 2nd Lumbricals (C7-T1)
Deep Branch of Ulnar Nerve - 3rd & 4th Lumbricals (C8-T1)

Question 28

Innervation: Opponens Digiti Minimi

Answer 28

Deep Branch of Ulnar Nerve (C8-T1)

Question 29

Innervation: Opponens Pollicis

Answer 29

Recurrent Branch of Median Nerve (C6-T1)

Question 30

Innervation: Palmar Interossei

Answer 30

Deep Branch of Ulnar Nerve (C8-T1)