Flashcards in 1- Anatomy Deck (50)
How many bones are in the foot?
26 (not including the sesamoids)
How many joints are in the foot?
Where is the os vesalinium found?
proximal 5th met base
where is os tibiale externum found?
where is os intermetatarsium found?
btwn medial cuneiform and bases of 1st and 2nd mets
where is os supranaviculare found?
dorsal aspect of navicular
where is os peroneum found?
sesamoid bone in PB tendon at cuboid
what attaches periosteum to bone?
what are the different types of coalitions?
Name the AVN of navicular.
(*you navigate thru Kohl's)
Name the AVN of the talus.
Name the AVN of the cuneiforms.
What is blount's disease?
AVN of the proximal, medial tibial epiphysis
What is the difference between a coalition and a bar?
coalition (bridge)- is an intra-articular fusion of two bones that normally articulate
bar- extra-articular fusion of bones that do NOT normally articulate
what is teh most common coalition in the foot?
distal and middle phalanx of 5th digit
what is the most common coalition in the rearfoot?
talocalcaneal (middle facet)
what is a Steida process?
enlarged os trigonum
what is the only bone in the foot without any muscle origin or tendon insertion?
what deformity will result from cutting teh QP?
adductovarus deformity of digits 4 and 5
what is the O/I of extensor hallucis capsularis?
O- EHL muscle/tendon
I-1st MPJ capsule
what are teh plantar muscle layers of the foot from superficial to deep?
1. ABH, FDB, ABDM
2. QP, lumbricals; FDL tendon
3. FHB, ADH, FDMB
4. plantar interossei, dorsal interossei
what angle do teh ATFL and CFL create?
what tendons pass over the lateral ankle ligaments?
PB and PL
what is teh Master Knot of Henry?
fibrous connection btwn the FHL and FDL tendons
Are the sesamoids intra-capsular or extra-capsular?
what is teh Lisfranc ligament?
attaches lateral aspect of medial cuneiform to medial base of 2nd met
what structures in the Lisfranc joint are NOT connected by ligaments?
1st and 2nd mets
what is the spring ligament aka?
plantar calcaneonavicular ligament
what ligaments compose the bifurcate ligament/