REVIEW OF THE WRISTExtensor IndicisPowerPoint PresentationFlexor Digitorum SuperficialisWhat muscle inserts on palmar surface at the base of the 5th metacarpal and the pisiform?Name the action at the wristPalmarisWhat nerve passes through the carpal tunnel?Slide 9Extensor Carpi UlnarisPhalangesExtensor Pollicus BrevisAbductor pollicus longusExtensor carpi radialis brevisExtensor Carpi Radialis LongusSlide 16Extensor DigitorumName the action at the fingersWhat muscle inserts on the dorsal surface at the base of the 5th metacarpal?Flexor Carpi UlnarisSlide 21Slide 22Flexor Carpi RadialisName the boneExtensor Pollicis LongusMetacarpals 1 through 5Extensor Digiti MinimiSlide 28What group of muscle originate from the lateral epicondyle?Flexor Digitorum ProfundusSlide 31Flexor Pollicus LongusSlide 33While doing push-ups, the wrist is typically in what position?Slide 35Slide 36Slide 37REVIEW OF THE WRISTBones, Actions/Movements, and MusclesExtensor IndicisDorsalOrigin: Distal, posterior ulnaInsertion: middle and distal phalanxes of the second phalangeActions: Extension of the 2nd fingerWeak wrist extension1Trapezium2Lunate3Trapezoid42nd Metacarpal5Proximal Phalanx of the 4th PhalangeFlexor Digitorum SuperficialisPalmarOrigin: medial condyle of the humerusulnar head - medial coronoid arearadial head - radial tuberosity areaInsertion: split tendons attach to the sides of the middle phalanx of the four fingers (palmar surface)Actions: flexion of elbow, wrist and fingersWhat muscle inserts on palmar surface at the base of the 5th metacarpal and the pisiform?Flexor carpi ulnarisName the action at the wristFlexionUlnar flexion or adductionPalmarisPalmarOrigin: Medial epicondyleInsertion: Palmar aponeurosisAction: flexion of the wristWhat nerve passes through the carpal tunnel?Median nerve1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. Styloid processScaphoidLunateTriquetrumPisiformTrapeziumTrapezoidCapitateHamateMetacarpalsProximal phalangeMiddle phalangeDistal phalangeExtensor Carpi UlnarisDorsal origin: lateral condyle of the humerusinsertion: base of the 5th metacarpalaction: extension of the elbow and wrist; adduction of the wristPhalanges?Distal planax of the 4th finger?Middle phalanax of the 2nd finger?Proximal phalanx of the thumb or 1st fingerExtensor Pollicus BrevisAbductor pollicus longusExtensor carpi radialis brevisExtensor Carpi Radialis LongusDorsalorigin: lateral condyle of the humerusinsertion: base of the 2nd metacarpal (dorsal side) action: extension of elbow and wrist; abductionName the boneElbowWristName the boneRadiusUlnaExtensor DigitorumDorsal origin: lateral condyle of the humerusinsertion: middle and distal phalanges of the four fingers (dorsal side) action: extension of the elbow, wrist and fingersName the action at the fingersFlexionAdbuctionWhat muscle inserts on the dorsal surface at the base of the 5th metacarpal?Extensor carpi ulnarisEXTENSOR because it is on the dorsal surface.CARPI because it inserts on a metacarpal (or carpal) boneULNAR because it inserts to the medial side (5th metacarpal) of the wrist.Flexor Carpi UlnarisPalmarOrigin: medial condyle of the humerusInsertion: pisiform, base of the 5th metacarpalAction: flexion of the elbowflexion of the wristadduction of the wrist?Action at her wrists?Action at his wrists?FlexionAdduction2. Nerve ?3. Nerve ?1. Structure?1. Flexor retinaculum2. Median Nerve3. Ulnar NerveFlexor Carpi RadialisPalmarOrigin: medial condyle of the humerusInsertion: base of the 2nd and 3rd metacapals (palmar surface) Action:flexion of the elbowflexion of the wristabduction of the wrist?Name the boneElbowWristName the boneRadiusUlnaExtensor Pollicis LongusDorsal origin: upper posterior surface of the ulna insertion: base of the last phalanx of the thumb (dorsal side) action: extension of the wrist and thumb palpation: most prominent on the dorsal side of the handMetacarpals 1 through 5?2nd metacarpalExtensor Digiti MinimiDorsalOrigin: Lateral epicondyle of the humerusInsertion: Base of the middle and distal phalanxes of the 5th phalangeActions: Extension of the 5th fingerWeak wrist extension???Distal Phalanx of Thumb4th MetacarpalHamateWhat group of muscle originate from the lateral epicondyle?Extensor muscles.Flexor Digitorum ProfundusPalmarOrigin: Upper, medial surface of the ulnaInsertion: split tendons attach to distal phalanx of the four fingersActions: flexion fingers and wristArtery ?Artery ?Nerve ?RadialUlnarUlnarFlexor Pollicus LongusPalmarOrigin: middle anterior surface of the radius Insertion:base of the distal phalanx of the thumb (palmar surface) Actions: flexion of wrist and thumb1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. ScaphoidLunateTriquetrumPisiformTrapeziumTrapezoidCapitateHamateMetacarpalsProximal phalangeMiddle phalangeDistal phalangeWhile doing push-ups, the wrist is typically in what position?ExtensionFlexor carpi radialis Flexor carpi ulnarisExtensor carpi radialis longus and brevisExtensor digitorumExtensor carpi