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United States (323,897)
BMS 301 (47)
Lecture

Anatomical snuffbox, intrinsics of hand, thenar muscles, hypothenar muscles, lumbricals, interossei

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Department
Biomedical Science
Course
BMS 301
Professor
Mark Frasier
Semester
Fall

Description
5 December Anatomical snuffbox Between tendons of extensor pollicis brevis and extensor pollicis longus Dished-out area Contains radial artery and scaphoid bone Intrinsics of hand Primarily ulnar nerve 3 groups Thenar muscles (associated with thumb) Thenar eminence beneath thumb Hypothenar muscles (associated with pinky) Short muscles – lumbricals and interossei muscles Thenar muscles primarily median nerve, hypothenar and short muscles primarily ulnar nerve Thenar muscles Adductor policis Deepest nd rd 2 and 3 metacarpals → proximal phalanx of digit 1 Ulnar nerve Not part of thenar eminence Adduct thumb Grasping muscle Opponens pollicis Deepest in thenar eminence st Flexor retinaculum → 1 metacarpal Median nerve Abductor pollicis brevis Flexor retinaculum → proximal phalanx of digit 1
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