movements

Question 1

The 2nd and 3rd CMC joints have a motion of __ or less.

Answer 1

2 degrees

Question 2

The 4th CMC joint has ___ to ___ of dorso-volar movement.

Answer 2

10 to 15

Question 3

The 5th CMC joint is the most flexible, with ___ to ___ of motion

Answer 3

25 to 30

Question 4

Synovial condyloid joints between the heads of the metacarpal bones and the base of the proximal phalanges of the digits with __

Answer 4

2 DOF

Question 5

what are the interphalangeal (IP) joints classified as

Answer 5

hinge joints with 1 DOF

Question 6

PIP flexion ROM

Answer 6

120

Question 7

DIP flexion ROM

Answer 7

90

Question 8

Thumb IP hyperextension ROM

Answer 8

5-10

Question 9

In semiflexion, approximately ___ degrees of abd/add can occur

Answer 9

5-10

Question 10

MCP thumb flexion ROM

Answer 10

45-60

Question 11

MCP hyperextension

Answer 11

0-20

Question 12

IP flexion of the thumb

Answer 12

90

Question 13

Extrinsic Muscles

Answer 13

Extensor Digitorum
Extensor Indicis
Extensor Digiti Minimi
Extensor Pollicis Longus
Extensor Pollicis Brevis
Abductor Pollicis Longus
Flexor Digitorum Superficialis
Flexor Digitorum Profundus
Flexor Pollicis Longus

Question 14

Intrinsic Muscles groups

Answer 14

central, hypothenar and thenar

Question 15

central muscle group

Answer 15

Four Lumbricals
Three Palmar Interossei
Four Dorsal Interossei
Adductor Pollicis

Question 16

Thenar Muscles

Answer 16

Opponens Pollicis
Abductor Pollicis Brevis
Flexor Pollicis Brevis

Question 17

Hypothenar Muscles

Answer 17

Opponens Digiti Minimi
Abductor Digiti Minimi
Flexor Digiti Minimi Brevis
Palmaris brevis

Question 18

Flexion of Digits 2 to 5

Answer 18

FDS
FDP
Lumbricals
Dorsal interossei
Palmar interossei
Flexor digiti minimi

Question 19

Abduction of Digits 2 to 5

Answer 19

Dorsal interossei
Abductor digiti minimi (digit V)

Question 20

Extension of Digits 2 to 5

Answer 20

Ext. digitorum
Ext. digiti minimi
Ext. indicis
Lumbricals
Dorsal interossei
Palmar interossei

Question 21

Adduction of Digits 2 to 5

Answer 21

Palmar interossei

Question 22

Opposition of Digits V

Answer 22

Opponens digiti minimi

Question 23

Flexion of Thumb

Answer 23

FPL
FPB

Question 24

Extension of Thumb

Answer 24

EPL
EPB

Question 25

Adduction of Thumb

Answer 25

Adductor pollicis

Question 26

Abduction of Thumb

Answer 26

Abductor pollicis longus
Abductor pollicis brevis

Question 27

Opposition of Thumb

Answer 27

Opponens pollicis

Question 28

Wrist Flexion: a combined effort by

Answer 28

Flexor Carpi Radialis
Flexor Carpi Ulnaris
Palmaris Longus
Flexor Digitorum Superficialis
Flexor Digitorum Profundus
Flexor Pollicis Longus

Question 29

Wrist Extension: a combined effort by

Answer 29

Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
Extensor Carpi Ulnaris
Extensor Digitorum
Extensor Digiti Minimi
Extensor Pollicis Longus
Extensor Pollicis Brevis
Extensor Indicis

Question 30

Wrist Adduction and abduction is a synergistic combination of

Answer 30

wrist flexors and extensors result in adduction and abduction

Question 31

Wrist Adduction: a combined effort by

Answer 31

Flexor Carpi Ulnaris
Extensor Carpi Ulnaris

Question 32

Wrist Abduction: a combined effort by

Answer 32

Flexor Carpi Radialis
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
Abductor Pollicis Longus

Question 33

Wrist flexion and extension ROM

Answer 33

85

Question 34

the radio-carpal joint is what type?

Answer 34

This is an condyloid (ellipsoid) join

Question 35

the mid-carpal joint is what type?

Answer 35

a synovial planar (plane) joint between the proximal and distal rows of carpal bones (except pisiform).

Question 36

the intercarpal joint is what type?

Answer 36

a group of small synovial planar joints between the proximal or distal carpal bones.