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PTRS 710 Exam 3 > Hand > Flashcards

Flashcards in Hand Deck (51):
1

Palmaris Brevis Function

Aid in palmar gripping

2

Abductor Pollicis Brevis Origin

Flexor retinaculum
Scaphoid
Trapezium

3

Abductor Pollicis Brevis Insertion

Base of 1st phalanx

4

Abductor Pollicis Brevis Function

Abducts thumb and CMC Opposition of thumb

5

Abductor Pollicis Brevis Innervation

Median

6

Flexor Pollicis Brevis Origin

Flexor retinaculum
Scaphoid
Trapezium

7

Flexor Pollicis Brevis Insertion

Base of 1st phalanx

8

Flexor Pollicis Brevis Function

Flexes thumb, CMC/MCP
Opposition of Thumb

9

Flexor Pollicis Brevis Innervation

Median
Possibly ulnar

10

Opponens Pollicis Origin

Flexor retinaculum
Scaphoid
Trapezium

11

Opponens Pollicis Insertion

1st metacarpal

12

Opponens Pollicis Function

Opposition of thumb (flexion and medial rotation of 1st MCP/CMC joint)

13

Opponens Pollicis Innervation

Median

14

Abductor Digiti Minimi Origin

Pisiform

15

Abductor Digiti Minimi Insertion

Base of 5th proximal phalanx

16

Abductor Digiti Minimi Function

Abducts 5th digit
Flex 5th proximal phalanx

17

Abductor Digiti Minimi Innervation

Ulnar

18

Flexor Digit Minimi Brevis Origin

Hook of hamate
Flexor retinaculum

19

Flexor Digit Minimi Brevis Insertion

Base of 5th proximal phalanx

20

Flexor Digit Minimi Brevis Function

Flexes 5th MCP joint

21

Flexor Digit Minimi Brevis Innervation

Ulnar

22

Opponens Digiti Minimi Origin

Hook of hamate
Flexor retinaculum

23

Opponens Digiti Minimi Insertion

Medial border of 5th metacarpal

24

Opponens Digiti Minimi Function

Flex and laterally rotate 5th MCP bone

25

Opponens Digiti Minimi Innervation

Ulnar

26

1st and 2nd Lumbrical Origin

FDP tendons

27

1st and 2nd Lumbrical Insertion

Lateral side of extensor expansion

28

1st and 2nd Lumbrical Function

Flexes MCP joint
Extends 2&3 IP joint

29

1st and 2nd Lumbrical Innervation

Median

30

3rd and 4th Lumbrical Origin

FDP tendons

31

3rd and 4th Lumbrical Insertion

Lateral side of extensor expansion

32

3rd and 4th Lumbrical Function

Flexes MCP joint
Extends 4&5 IP joint

33

Adductor Pollicis Origin

Capitate
2 & 3 MC

34

Adductor Pollicis Insertion

Medial side of base of 1st proximal phalanx

35

Adductor Pollicis Function

Adducts thumb

36

Adductor Pollicis Innervation

Ulnar

37

Dorsal Interossei Origin

From MCs

38

Dorsal Interossei Insertion

Extensor expansion
Base of proximal phalanx

39

Dorsal Interossei Function

Abducts digits
Helps lumbrical function

40

Dorsal Interossei Innervation

Ulnar

41

Palmar Interossei Origin

From MCs

42

Palmar Interossei Insertion

Extensor expansion
Base of proximal phalanx

43

Palmar Interossei Function

Adducts digits
Helps lumbrical function

44

Palmar Interossei Innervation

Ulnar

45

Flexor Digitorum Superficialis Origin

Central compartment

46

Flexor Digitorum Superficialis Insertion

Anterior aspect of base of middle phalanx

47

Flexor Digitorum Superficialis Innervation

Median

48

Flexor Digitorum Profundus Origin

Central compartment

49

Flexor Digitorum Profundus Insertion

Base of distal phalanx

50

Flexor Digitorum Profundus Innervation

Median - 2&3
Ulnar - 4&5

51

Flexor Pollicis Longus Innervation

Median