Upper Extremity Flashcards
(9 cards)
1
Q
Terminology
Carpi
Digitorum / Digit
Policis
Indices
Minimi
Longus
Brevis
A
Wrist
Finger / Digit
Thumb
Index finger
Little finger
Long
Short
2
Q
muscle flexors
Flexor digitorumsuperficialis vs. flexor digitorum profundus
A
FDS: flex up to PIP
FDP: flex up to DIP
3
Q
miscellaneous muscles
Lumbricals
A
IP extension
+
MCP flexion
(DEEP)
4
Q
miscellaneous muscles
Interossei
A
Finger abduction
+
Finger adduction
(superficial)
5
Q
Intrinsic vs Extrinsic muscles
A
Intrinsic: w/in the hand
-flexion of MCP’s
-extension of PIP’s
6
Q
Glenohumeral Rhythm
A
Shoulder abduction:
- Humerus - up to 90 degrees
- Scapular rotation - after 90 degrees
7
Q
Tendons vs Ligaments
A
Tendonds: connect muscle to bone
-poorly vascularized - supsceptible to contraction
Ligaments: connect bone to bone
8
Q
Rotator Cuff
A
conjoined muscle tendons
(glenohumeral joint capsule)
9
Q
A
