Create
Learn
Share

Foot Osteology

rename
ajkim1's version from 2015-06-08 00:05

Section

Question Answer
Anatomical division of the footTarsus, metatarsus, phalanges, sesamoids
Number of bones in the foot28
Biomechanical division of the footMedial and lateral portion/column
Flexible portion of the footMedial column
Rigid portion of the footLateral column
Surgical division of the footForefoot, midfoot, rearfoot
Joint between the rearfoot and midfootMidtarsal joint/transverse tarsal joint/Chopart's joint
Joint between the forefoot and midfootLisfranc's joint/tarsometatarsal joint
Short bonesTarsal and sesamoid bones
Long bonesMetatarsal and phalangeal bones
Structure of short bones and sesamoid bonesOuter shell of cortical bone with a central region of cancellous/trabecular bone
Structure of long bonesShaft is a thick ring of cortical bones and the epiphyses are a thin shell of cortical bone with a central region of cancellous/trabecular bone
Only tarsal bone that has no muscular attachmentsTalus
Superior surface of the body of the talusTrochlea
Small triangular facet at the posterolateral aspect of the superior body of the talus articulates withInferior transverse ligament of the tibiofibular syndesmosis
Roughened apex of lateral surface of body of the talusLateral process of the talus
Ledge of bone that projects posteriorly from posterior surface of the body of the talusPosterior process
Posterior process of the talus is divided into a medial and lateral tubercle by a groove forTendon of FHL
Between the medial and lateral tubercle of the posterior process of the talus, which is bigger?Lateral
Accessory ossicle posterior to the lateral tubercle of the posterior process of the talusOs trigonum
Enlarged lateral tubercle of the posterior process of the talusSteida's process/Trigonal process
Orientation of the neck of the talusConstricted and directly anteriorly/medially from the body; 10-20 degrees from the longitudinal axis of the body
Groove on inferior surface of the neck of the talusSulcus tali
Sulcus tali courses in a _____ directionAnterolateral
Sulcus tali opens into _____Sinus tarsi of the talus
Sulcus tali combines with _____ to form the tarsal canalCalcaneal sulcus
3 facets on the inferior surface of the head of the talusMiddle facet for calcaneus, anterior facet for calcaneus, facet for spring ligament
Head of the talus is located in the space between the _____ and the _____Sustentaculum tali; Tuberosity of the navicular
Angle of talar torsion is the angle between the _____ and the _____Longitudinal axis of the head of the talus; Transverse plane (40 degrees)
Area of sparse bony trabecular in the calcaneusNeutral triangle
Fibrofatty tissue that is occupies the rough posterior portion of the superior surface of the calcaneus; separates the tendon calcaneus from the ankle jointKager's fat pad
3 facets on the superior surface of the calcaneusPosterior talar facet, middle talar facet, anterior talar facet
Calcaneal sulcus is located between the _____ and _____ facetsPosterior; Middle
Calcaneal sulcus courses in a _____ directionAnterolateral
Calcaneal sulcus opens into _____Sinus tarsi of the calcaneus
Calcaneal sulcus combines with _____ to form the tarsal canal
The middle facet of the superior surface of the calcaneus is on the _____Superior surface of the sustentaculum tali
Anterior facet and the region below itAnterior process of the calcaneus
Measurement of calcaneal fracturesBohler's angle
Between the medial and lateral process of the calcaneal tuberosity, which is bigger?Medial
Bony projection from the anterior aspect of the medial process of the calcaneal tuberosityHeel spur/infracalcaneal exostosis
Inflammation of the attachment of the central portion of the plantar aponeurosis to the medial process of the calcaneal tuberosityPlantar fasciitis
Groove for _____ on the inferior aspect of the sustentaculum tali/talar shelfTendon of FHL
Located near the center of the lateral surface of the calcaneusRetrotrochlear eminence
Located anterior to the retrotrochlear eminenceFibular trochlea/peroneal tubercle/trochlear process
Groove superior to the fibular trochlea is for the _____ and the groove inferior is for the _____Tendon of FB; Tendon of FL
Located superior to the retrotrochlear eminenceFibular spine
Upper 1/3 of the posterior surface of the calcaneusSmooth for a bursa for the tendo calcaneus
Middle 1/3 of the posterior surface of the calcaneusRough for attachment of tendo calcaneus
Lower 1/3 of the posterior surface of the calcaneusRough and part of the WB portion of the calcaneus
Anterior aspect of the inferior surface of the cuboidFibular sulcus
Fibular sulcus of the cuboid is a groove for the _____Tendon of FL
Posterior boundary of the fibular sulcusFibular ridge ends laterally in a tuberosity
Beak-like process at the posteromedial aspect of the cuboidBeak of the cuboid/coronoid process/calcaneal process of the cuboid
Medial surface of the cuboidOval articular facet in the center for the 3rd cuneiform
Beginning of the fibular sulcus on the lateral side of the cuboidFibular notch
Bounds the fibular notch posteriorlyTuberosity of the cuboid
Accessory bone on the tuberosity of the cuboidOs peroneum
Medial facet of the anterior surface of the cuboidQuadrilateral in shape for the base of the 4th MT
Lateral facet of the anterior surface of the cuboidTriangular in shape with its apex lateral for the base of the 5th MT
Inferior surface of the navicular has a groove for the _____Plantar component of the tendon of TP
Medial surface of the navicularTuberosity of the navicular
Accessory ossicle located posterior to the tuberosity of the navicularOs tibiale externum/prehallux
Inferior surface of the 1st cuneiform has a tuberosity at the anterior aspect for the attachment of the _____ and _____Tendons of TA and FL
Inferior surface of the 1st cuneiform has a tuberosity at the posterior aspect for the attachment of the _____Main portion of the tendon of TP
Smooth oval impression at the anteroinferior aspect of the medial surface of the 1st cuneiform is for the _____Tendon of TA
Lateral surface of the 1st cuneiformL-shaped articular facet at the posterior and superior border for the 2nd cuneiform, oval articular facet at the anterosuperior aspect for the base of the 2nd MT
Accessory ossicle at the intercuneiform fossa at the posteromedial aspectOs intercuneiform
Medial surface of the 2nd cuneiformL-shaped articular facet at the posterior and superior border for the 1st cuneiform
Lateral surface of the 2nd cuneiformElongated articular facet at the posterior border for the 3rd cuneiform
Cuneiforms largest to smallest1>3>2
Medial surface of the 3rd cuneiformElongated articular facet along the posterior aspect for the 2nd cuneiform, 2 small facets separated by a rough area at the anterior border for the base of the 2nd MT
Lateral surface of the 3rd cuneiformOval articular facet at the posterosuperior aspect for the cuboid, small articular facet at the anterosuperior aspect for the base of the 4th MT
Cuneiform whose posterior surface is not completely articular3rd cuneiform
Disarticulated lengths of the MTs2>3>5>4>1
Distal projection of the MTs2>3>1>4>5 or variant is 2>1>3>4>5
Heads of the MTs articulate with _____ and _____Bases of the proximal phalanx; plantar plates
Convex articular surfaces of heads of MTs extend further _____Plantarly
Between the medial and lateral plantar condyles of the heads of the MTs, which is larger?Lateral
Depressed region of the superior surface proximal to the articular surface of the heads of the MTsAnatomical neck where the capsule attaches
Proximal to the anatomical neck are 2 tubercles which are attachments for the _____Collateral MTP ligaments
Proximal to the tubercles on the superior surface of the head of the MTsSurgical neck
Landmark for performing osteotomiesSurgical neck
Plantar surfaces of the lesser MT heads have a longitudinal groove for the tendons of _____ and _____FDL;FDB
Ridge that separates 2 grooved facets for the sesamoids of the 1st MTCrista
The inferior surface of the base of the 1st MT has a tubercle at the medial aspect for the _____Tendon of TA
The inferior surface of the base of the 1st MT has an oval depression surrounded by a ridge at the lateral aspect for the _____tendon of FL
Location of nutrient foramen of 1st MTLateral surface of the shaft
Medial surface of the base of the 2nd MTOval articular facet for the 1st cuneiform
Lateral surface of the base of the 2nd MT2 facets separated by a rough area, each is divided by a ridge into 2 anterior articular facets for the base of the 3rd MT and 2 posterior facets for the 3rd cuneiform
Medial surface of the base of the 3rd MT2 facets separated by a rough area for the 2nd MT base
Lateral surface of the base of the 3rd MTOval facet at the posterosuperior aspect for the 4th MT base
Medial surface of the base of the 4th MTFacet at the posterosuperior aspect that is divided into an anterior facet for the 3rd MT base and a posterior facet for the 3rd cuneiform
Lateral surface of the base of the 4th MTFacet for the 5th MT base
Medial surface of the base of the 5th MTFacet for the 4th MT base
Lateral surface of the base of the 5th MTLarge roughened eminence called the tuberosity/styloid process
Accessory ossicle posterior to the tuberosity of the 5th MT baseOs vesalianum
Tubercles of the sides of the base of the proximal phalanges are for attachment of _____Collateral MTP ligaments
Tubercles of the sides of the base of the proximal phalanges are for attachment of _____Collateral IPJ ligaments
Tubercles on the sides of the base and head of the middle phalanges are for attachment of _____Collateral IPJ ligaments
2 concave articular facets separated by a ridgeBases of the middle and distal phalanges
Distal roughened aspect of the plantar surface of the head of the distal phalanxUngual tuberosity
The medial and lateral sesamoids of the 1st MT are embedded in the _____ and the _____Tendon of FHB; plantar plate
Between the medial and lateral sesamoid of the 1st MT, which is bigger?Medial
memorize