palm of hand

Question 1

palmar aponeruosis

Answer 1

distal attachment of palmaris longs

covers central compartment of hand

Question 2

palmaris longus attachments

Answer 2

medial epicondyle of humorous

inserts into palmar aponeurosis

Question 3

palmaris longus innervation

Answer 3

median nerve c7-8

Question 4

palmaris longus actions

Answer 4

tighten palmar aponeurosis at wrist

weakly flex arm at elbow

Question 5

thenar emminience

what is it madeof
-what do these look like

Answer 5

muscular swelling at base of thumb

flexor policis brevis-most medial-mostly under flexor pollicis brevis

abductor policis brevis-fattest,most superior, 2nd most medial

opponens pollicis-inferior to abductor pollicis longus and most lateral

Question 6

hypothenar eminence

Answer 6

muscular swlling at base of pinky

abductor digiti minimi-most medial

flexor digititi minimi previs-more lateral to abductor digiti minmi

palmaris brevis-largest-more superficial than other two

Question 7

Ulnar nerve and artery

position to each other

where do they pass

Answer 7

nerve is medial to artery

pass lateral to pisiform bone

Question 8

superficial palmar arterial arch

Answer 8

distal branch of ulnar artery

Question 9

terminal division of ulnar nerve

Answer 9

deep -motor

suerficial-sensory

Question 10

whats under flexor retinaculum

-what happens if you continue on path

Answer 10

carpal tunnel

9 tendons and median nerve

median nerve becomes recurrent branch when enters thenar muscles

Question 11

FDS tendon and FDP tendon releationship

Answer 11

FDS splits and attaches to sides of second phalanx to allow FDP tendon to reach distal phalanx

Question 12

flexor digitorum superficialis attachments

Answer 12

humorous head-medial epicondyle
ulnar head-coronoid process

both-insert into sides of middle phalanges of 2nd to 5th digits

Question 13

flexor digitorum superficialis innervation

Answer 13

median nerve c8-t1

Question 14

flexor digitorum superficialis actions

Answer 14

flex hand at wrist

flex 2nd to 5th digits at MCP and PIP joints

weakly flex forarm at elbow

Question 15

flexor digitorum profundus attachments

Answer 15

two thirds of flexor surface of ulna and from interosseous membrane

inserts into palmar surface of distal phalanges of 2nd to 5th digits

Question 16

flexor digitorum profundus innervtion

Answer 16

median nerve and ulnar nerve

both c8-t1

Question 17

flexor digitorum profundus actions

Answer 17

flex hand at wrist

flex 2nd to 5th digits at MCP, PIP, and DIP joints

Question 18

lumbricals attachments

Answer 18

1st-radial side of tendon of flexor digitorum proudness
-goes to dorsal digital expansion of 2nd digit

2nd originates from radial side of tendon of flexor digitoum profudus
-inerts into dorsal digital expansion of 3rd digit

3rd lumbrical-possiblly two heads that originate from medial and lateral sides of tendon of flexor digitorum profudus
-inserts onto dorsal ditigal expansion of 4th digit

4th-possbily two heads from medial and lateral sides of tendon of flexor digitorum proudness
-inserts onto dorsal digital expansion of 5th digit

Question 19

lumbricals innervation

Answer 19

1st/2nd-median nerve c8-t1

3rd/4th-ulnar nerve c8-t1

Question 20

lumbricals actions

Answer 20

flex 2nd to 5th digits at MCP joints

extend 2nd to 5th digits at PIP and DIP joints

Question 21

abductor pollicis brevis attachemnts/where is it

Answer 21

in thenar comparment

originates from scaphoid and trapezium bones and from flexor retinaculum

inserts into base of proximal phanlax of thumb via radial sesamoid

Question 22

abductor pollicis brevis innervation

Answer 22

median nerve c8-t1

Question 23

abductor pollicis brevis action

Answer 23

abduct thumb at CMC joint

Question 24

flexor pollicis brevis where is it/attachments

Answer 24

thenar comparment

deep head-capatiate and trapezium bones of wrist
superficial head-flexor retinaculum

both insert into base of proximal phalanx via radial seasamod

Question 25

flexor pollicis brevis innervation

Answer 25

median nerve c8-t1

Question 26

fleor pollicis brevis actions

Answer 26

flex thumb at CMC joint

Question 27

opponens policies where is it/attachments

Answer 27

thenar comparment trapezium bone of wrist radial border of 1st metacarpal

Question 28

opponens policis innervation

Answer 28

median nerve c8-t1

Question 29

opponens pollicis actions

Answer 29

opponse thumb at CMC joint

Question 30

abductor digiti minimi attachemtns/where is it

Answer 30

hypothenar from pisiform bone of wrist inseert ot ulnar base of proximal phalanx of 5h digit and onto dorsal digital expaion of 5th digit

Question 31

abductor digiti minimi innervation

Answer 31

ulnar nerve c8-t1

Question 32

abductor digiti minimi actions

Answer 32

flex and abduct pinky at MCP joint extend pinky at PIP and DIP joints

Question 33

flexor digit minimi bravis attachemtns/where is it

Answer 33

hypothenar hook of hamate and flexor retinaculum inserts into base of proximal phalanx of the 5th digit

Question 34

flexor digit minimi bravis innervation

Answer 34

ulnar nerve c8-t1

Question 35

flexor digit minimi bravis actions

Answer 35

flex little finger at MCP joint

Question 36

Opponens digiti minimi attachemtns/where is it

Answer 36

hypothenar hook of hamate and flexor retinaculum ulnar borer of 5th metacarpal

Question 37

Opponens digiti minimi innervation

Answer 37

ulnar nerve c8-t1

Question 38

Opponens digiti minimi actions

Answer 38

draw pinky to palmar direction

Question 39

what is in webspace between thumb and index finger

Answer 39

adductor pollicis muscle first dorsal interosseous muscle