【用戶】pOTential 國考過

【年級】高二下

【評論內容】本題正解為(A) 屈趾長肌（flexor digitorum longus）足部蚓狀肌（lumbricals）有四條近端附著於屈趾長肌（flexor digitorum longus）肌鍵遠端附著於2-5指伸趾肌鍵屈曲2-5趾的蹠趾關節(metatarsophalangeal joints, MTP joints)，伸直趾間關節在學習解剖時，不難注意到上下肢的神經骨骼肌肉有一些對應性和相似性（並非全部，但大致可以幫助我們理解），蚓狀肌（lumbricals）是一個很好的例子！！ 起點終點神經支配手部蚓狀肌屈指深肌（flexor digitorum profundus）2-5指伸指肌鍵擴張外緣(Lateral sides of extensor expansions of 2nd-5th digits)橈側一半：正中神經尺側一半：尺神經足部蚓狀肌屈趾長肌（flexor digitorum longus）2-5指伸趾肌鍵擴張內緣(Medial aspect of expansion over lateral four digits)內側一半：內蹠神經外側一半：外蹠神經注意：內蹠神經及外蹠神經皆為脛神經分枝參考資料：Moore's clinical oriented anotomy 7th ed p.612 p.776-p.777

【用戶】terminator812

【年級】研一下

【評論內容】二、足肌分群、名稱、位置、起止點、作用與神經支配重點整理解剖學-小腿與足部肌肉群-高點醫護網 (get.com.tw)肌群名稱OriginInsertionActionNerve 支配足背肌伸趾短肌Extensor digitorum brevisSuperior surface of anterior calcaneusFour tendons into proximal phalanx of big toe and long extensor tendons to toes 2, 3 and 4Extends toes when foot fully dorsiflexedDeepperoneal nerve伸拇長肌Extensor hallucis longusBase of distal phalanx of great toeExtends big toe and foot ； Inverts foot and tightens subtalar joints足底肌內側群外展拇肌Abductor hallucisMedial process of posterior calcaneal tuberosity & flexor retinaculumMedial aspect of base of proximal phalanx of big toeFlexes & abducts big toe; Supports med longitudinal archMedial plantar N屈拇短肌Flexor hallucis brevisCuboid, lateral cuneiform and tibialis posterior insertion over the two remaining cuneiformsFlexes MTP joint of big toe ; Supports med longitudinal arch內收拇肌Adductor hallucisOblique head :base of 2, 3, 4 MTs;Transverse head: plantar MT ligament & deep transverse ligamentAdducts & flexes MTP jnt of big toe ； Supports transverse arch外側群外展小趾肌Abductor digiti minimiMedial and lateral processes of posterior calcaneal tuberosityLateral side of base of proximal phalanx of 5th toe and 5th MTFlexes and abducts 5th toe; Supports lateral longitudinal archLaterior plantar N屈小趾短肌Flexor digiti minimi brevisBase of 5th MT and sheath of peroneus longusFlexes MTP of little toe中間群屈趾短肌Flexor digitorum brevisMedial process of posterior calcaneal tuberosityFour tendons to four lateral toes to borders of middle phalanx; t endon of flexor digitorum longus pass through themFlexes lat four toes, Supports medial and lateral longitudinal archesMedial plantar N足底方肌（= 蹠方肌）Quadratus plantaeLateral head: tuberosity of calcaneus;medial head:medial side of calcaneusLateral borderof long flexor tendonsLateral plantar N蚓狀肌LumbricalsLateral : cleft between the four tendons of flexor digitorum longus.Medial : medial aspect of 1st tendonDorsal extensor expansionExtend toes at IP jnts and flex MTP jointsFirst: medial plantar N (L4,5).2~4: deep branch of lateral plantar N (S2,3)骨間蹠側肌I interossei-plantar of footInferomedial shafts of 3rd , 4th and 5th MTsMedial sides of bases of proximal phalanges with slips to dorsal extensor expansions of 3rd, 4th and 5th toesAdduct 3rd 4th and 5th toes to axis of 2nd toe ； Assist lumbricals in extending IP joints while flexing MTP jointslateral plantar N骨間背側肌 Interossei-dorsal of footBipennate from inner aspects of shafts of all MTsBases of proximal phalanges and dorsal extensor expansions of medial side of 2nd toe and lateral sides of 2nd , 3rd,and 4th toesAbduct 2nd , 3rd and 4th toes from axis of 2nd toe ； Assist lumbricals in extending IP joints while flexing MTP joints

【用戶】pOTential 國考過

【年級】高二下

【評論內容】本題正解為(A) 屈趾長肌（flexor digitorum longus）足部蚓狀肌（lumbricals）有四條近端附著於屈趾長肌（flexor digitorum longus）肌鍵遠端附著於2-5指伸趾肌鍵屈曲2-5趾的蹠趾關節(metatarsophalangeal joints, MTP joints)，伸直趾間關節在學習解剖時，不難注意到上下肢的神經骨骼肌肉有一些對應性和相似性（並非全部，但大致可以幫助我們理解），蚓狀肌（lumbricals）是一個很好的例子！！ 起點終點神經支配手部蚓狀肌屈指深肌（flexor digitorum profundus）2-5指伸指肌鍵擴張外緣(Lateral sides of extensor expansions of 2nd-5th digits)橈側一半：正中神經尺側一半：尺神經足部蚓狀肌屈趾長肌（flexor digitorum longus）2-5指伸趾肌鍵擴張內緣(Medial aspect of expansion over lateral four digits)內側一半：內蹠神經外側一半：外蹠神經注意：內蹠神經及外蹠神經皆為脛神經分枝參考資料：Moore's clinical oriented anotomy 7th ed p.612 p.776-p.777

【用戶】terminator812

【年級】研一下

【評論內容】二、足肌分群、名稱、位置、起止點、作用與神經支配重點整理解剖學-小腿與足部肌肉群-高點醫護網 (get.com.tw)肌群名稱OriginInsertionActionNerve 支配足背肌伸趾短肌Extensor digitorum brevisSuperior surface of anterior calcaneusFour tendons into proximal phalanx of big toe and long extensor tendons to toes 2, 3 and 4Extends toes when foot fully dorsiflexedDeepperoneal nerve伸拇長肌Extensor hallucis longusBase of distal phalanx of great toeExtends big toe and foot ； Inverts foot and tightens subtalar joints足底肌內側群外展拇肌Abductor hallucisMedial process of posterior calcaneal tuberosity & flexor retinaculumMedial aspect of base of proximal phalanx of big toeFlexes & abducts big toe; Supports med longitudinal archMedial plantar N屈拇短肌Flexor hallucis brevisCuboid, lateral cuneiform and tibialis posterior insertion over the two remaining cuneiformsFlexes MTP joint of big toe ; Supports med longitudinal arch內收拇肌Adductor hallucisOblique head :base of 2, 3, 4 MTs;Transverse head: plantar MT ligament & deep transverse ligamentAdducts & flexes MTP jnt of big toe ； Supports transverse arch外側群外展小趾肌Abductor digiti minimiMedial and lateral processes of posterior calcaneal tuberosityLateral side of base of proximal phalanx of 5th toe and 5th MTFlexes and abducts 5th toe; Supports lateral longitudinal archLaterior plantar N屈小趾短肌Flexor digiti minimi brevisBase of 5th MT and sheath of peroneus longusFlexes MTP of little toe中間群屈趾短肌Flexor digitorum brevisMedial process of posterior calcaneal tuberosityFour tendons to four lateral toes to borders of middle phalanx; t endon of flexor digitorum longus pass through themFlexes lat four toes, Supports medial and lateral longitudinal archesMedial plantar N足底方肌（= 蹠方肌）Quadratus plantaeLateral head: tuberosity of calcaneus;medial head:medial side of calcaneusLateral borderof long flexor tendonsLateral plantar N蚓狀肌LumbricalsLateral : cleft between the four tendons of flexor digitorum longus.Medial : medial aspect of 1st tendonDorsal extensor expansionExtend toes at IP jnts and flex MTP jointsFirst: medial plantar N (L4,5).2~4: deep branch of lateral plantar N (S2,3)骨間蹠側肌I interossei-plantar of footInferomedial shafts of 3rd , 4th and 5th MTsMedial sides of bases of proximal phalanges with slips to dorsal extensor expansions of 3rd, 4th and 5th toesAdduct 3rd 4th and 5th toes to axis of 2nd toe ； Assist lumbricals in extending IP joints while flexing MTP jointslateral plantar N骨間背側肌 Interossei-dorsal of footBipennate from inner aspects of shafts of all MTsBases of proximal phalanges and dorsal extensor expansions of medial side of 2nd toe and lateral sides of 2nd , 3rd,and 4th toesAbduct 2nd , 3rd and 4th toes from axis of 2nd toe ； Assist lumbricals in extending IP joints while flexing MTP joints