Powerpoints

Question 0

What is the function of the distal radio-ulnar joint?

Answer 0

help transmit loads from hand to forearm

Question 1

What is the purpose of the TFCC?

Answer 1

binds radius and ulna together

Question 2

What are the normal ranges for ulnar and radial deviation?

Answer 2

ulnar deviation: 20-30 degrees

radial deviation: 10-20 degrees

Question 3

What is contained in the first dorsal compartment?

Answer 3

EPB and APL

Question 4

What is contained in the second dorsal compartment?

Answer 4

ECRL and ECRB

Question 5

What is contained in the third dorsal compartment?

Answer 5

EPL

Question 6

What is contained in the fourth dorsal compartment?

Answer 6

ED and EI

Question 7

What is contained in the fifth dorsal compartment?

Answer 7

EDM

Question 8

What is contained in the sixth dorsal compartment?

Answer 8

ECU

Question 9

What is associated with lateral epicondylitis?

Answer 9

pain with wrist extension, weak grip

Question 10

What muscles is most commonly involved with lateral epicondylitis?

Answer 10

ECRB

Question 11

What is associated with wrist drop?

Answer 11

trouble extending wrist; radial nerve damage

Question 12

What is associated with DeQuervain’s Syndrome?

Answer 12

inflammation of the 1st compartment

Question 13

How would you test for DeQuervain’s Syndrome?

Answer 13

make a fist with thumb to palm and perform ulnar deviation

pain is indicitive

Question 14

What is the function of the wrist?

Answer 14

provides stable base for hand to function

promotes gripping; assists with positioning for fine motor activities

Question 15

What are the motions of the radiocarpal joint?

Answer 15

flexion/extension, radial/ulnar deviation, and circumduction

Question 16

What are the motions of the intercarpal joints?

Answer 16

flexion/extension and radial deviation

Question 17

What are the ligaments at the wrist joint?

Answer 17

anterior/posterior ligaments and radial/ulnar collateral ligaments

Question 18

What is the purpose of the anterior/posterior ligaments of the wrist?

Answer 18

help strengthen joint capsule

Question 19

Where is the ulnar collateral ligament of the wrist?

Answer 19

ulnar styloid process to triquetrum

Question 20

Where is the radial collateral ligament of the wrist?

Answer 20

radial styloid process to scaphoid

Question 21

What are the ligaments at the midcarpal joint?

Answer 21

anterior, posterior, and interosseous ligaments

Question 22

What passes through the Guyon’s canal?

Answer 22

ulnar nerve and artery

Question 23

What supplies the MCP joint?

Answer 23

deep digital arteries from superficial palmar arches

Question 24

When are collateral ligaments of the MCP joint taut?

Answer 24

70-90 degrees flexion

Question 25

When are collateral ligaments of the PIP joint taut?

Answer 25

25 degrees flexion

Question 26

What are the ligaments of the CMC thumb joint?

Answer 26

radial and ulnar collateral; anterior and posterior oblique; intermetacarpal

Question 27

What are the ligaments of the MCP thumb joint?

Answer 27

collateral and palmar ligaments

Question 28

The superficial ulnar artery gives rise to what structure?

Answer 28

superficial palmar arch

Question 29

What arises from the superficial palmar arch?

Answer 29

3 common digital arteries;

common palmar, palmar metacarpal, proper palmar digital

Question 30

What structures are part of the extensor mechanism?

Answer 30

ORL, ED, lumbricals, and interossei

Question 31

When is the ORL taut?

Answer 31

during DIP flexion, which pulls PIP into flexion

Question 32

What happens when extending the PIP joints?

Answer 32

pulls DIP via ORL into extension