1st ray - Study guides, Class notes & Summaries

ABFAS TEST QUESTIONS /BASIC SCIENCE LATEST UPDATE ANSWERED CORRECTLY How many muscles are associated with the 1st MPJ? - ANSWER-6 all together: 2 Extrinsic (EHL, FHL) 4 intrinsic (EHB, FHB, abductor hallucis, adductor hallucis) What makes up the 1st ray? - ANSWER-1st metatarsal & medial cuneiform How does the axis of the 1st Ray run? - ANSWER-Axis runs from anterolateral/slightly plantar to posteromedial/slightly dorsal and is angled about 45 degrees from both the frontal and sagittal p...

Diastasis for Lisfranc = a fracture is present - 2-5 mm of diastasis between 1st and second mt base Chronic lisfrancs--->ct=1 mm diastasis between 1st and 2nd mt or an increase of more than 15 degrees in the tarso-metatarsal joint signs of Lisfranc on x-ray (3) - fleck sign (1 and 2 met bases) first ray elevated arch flattens MC direction Lisfranc displaces - Dorsal/plantar and Lateral When to sx correct lisfranc - >2mm displaced wait 14 days if too much edema

52 yo man - 6 hrs after onset of severe, epigastric abd pain > began at cocktail party > was there for 4 hrs - 3 martinis, lot of food PMHx: HLD (statin) 100.4F 104/min 150/92 mmHg PE: diffuse tenderness over upper quadrants BL - esp epigastrium; no guarding/rebound labs: WBC WNL, BR 3 (direct 2.4), alk phos 210, AST 325, ALT 360, amylase 1200, lipase 600 most likely cause of symptoms? - ANSWER-common bile duct obstruction choledocholithiasis = stone in CBD lipase high so th...

ABFAS Basic Science Exam Questions and Answers All Correct How many muscles are associated with the 1st MPJ? - Answer-6 all together: 2 Extrinsic (EHL, FHL) 4 intrinsic (EHB, FHB, abductor hallucis, adductor hallucis) What makes up the 1st ray? - Answer-1st metatarsal & medial cuneiform How does the axis of the 1st Ray run? - Answer-Axis runs from anterolateral/slightly plantar to posteromedial/slightly dorsal and is angled about 45 degrees from both the frontal and sagittal planes wit...

ABFAS Exam Questions with Correct Answers Diastasis for Lisfranc = a fracture is present - Answer-2-5 mm of diastis betwen 1st and second mt base Chronic lisfrancs--->ct=1 mm diastasis betwen 1st and 2nd mt or an increase of more than 15 degrees in the tarso-metatarsal joint signs of lisfranc on xray - Answer-fleck sign (1 and 2 met bases) first ray elevated arch flattens MCC direction lisfranc displaces - Answer-Dorsal and Lateral When to sx correct lisfranc - Answer->2mm d...

it is the bouncing back of the light into the same medium it has been travelling after striking a surface - correct answer Reflection a line perpendicular to the surface at thhe point of incidence - correct answer normal the ray that strikes the surface - correct answer incident ray the angle between the incident ray and the normal - correct answer angle of incidence The angle between the reflected ray and the normal - correct answer angle of reflection the ray that rebo...

ABFAS EXAM QUESTIONS WITH CORRECT ANSWERS GRADED A+ Diastasis for Lisfranc = a fracture is present 2-5 mm of diastis betwen 1st and second mt base Chronic lisfrancs--->ct=1 mm diastasis betwen 1st and 2nd mt or an increase of more than 15 degrees in the tarso-metatarsal joint signs of lisfranc on xray fleck sign (1 and 2 met bases) first ray elevated arch flattens MCC direction lisfranc displaces Dorsal and Lateral When to sx correct lisfranc >2mm displaced wait 1...

ABFAS TEST QUESTIONS /BASIC SCIENCE LATEST UPDATE ANSWERED CORRECTLY How many muscles are associated with the 1st MPJ? - ANSWER 6 all together: 2 Extrinsic (EHL, FHL) 4 intrinsic (EHB, FHB, abductor hallucis, adductor hallucis) What makes up the 1st ray? - ANSWER 1st metatarsal & medial cuneiform How does the axis of the 1st Ray run? - ANSWER Axis runs from anterolateral/slightly plantar to posteromedial/slightly dorsal and is angled about 45 degrees from both the frontal and sa...

Varus - Inward angulation of the distal segment of a bone or joint, as in bowlegs Valgus - Outward angulation of the distal segment of a bone or joint, as in knock-knees Hallux Valgus Deformity - AKA BUNION a progressive foot deformity in which the first MTP joint is affected and is often accompanied by significant functional disability and foot pain Hallux 2 bones & Joint separating them: - AKA BIG TOE 1) Distal Phalanx 2) Proximal Phalanx Interphalangeal Joint (I...