TOPIC 23A - ART TARSI + ITS MUSCLES Flashcards
how many tarsal bones in ca + sus?
7
how many tarsal bones in eq?
6
how many tarsal bones in bo?
5
in which species is os centroquartale present in and what is it?
bo
os tarsi centrale + os tarsale IV are fused
in which species is os cuneiforme intermediolaterale and what is it?
bo
os tarsale II + III are fused
what is art tarsi also known as?
hock joint
what type of joint is art tarsi?
art composite
name the membranes in the joint capsules
membrana fibrose
membrana synoviales
what does membrana synoviales do?
forms 4 synovial sacs for 4 levels of articulation
name the 4 synovial sacs
tarsocrural cavity
prox + dist intertarsal cavity
tarsometatarsal cavity
list the articulations of art tarsi (7)
art tarsocruralis art intertarsea proximalis art intertarsea distalis art tarsometatarsea art talocalcanea art talocentralis art intertarsea
what type of joint is art tarsocruralis?
cochlear joint
where is art tarsocruralis located in ca?
btw talus + tibia and calcaneous + fibula
where is art tarsocruralis located in in bo?
btw talus + tibia and calcaneous + os mallelare
where is art tarsocruralis located in in eq?
only btw talus + tibia
name the 3 pouches within the joint capsule of art tarsocruralis
rec. dorsalis
rec. plantaris (x2)
where is rec. dorsalis located?
under m. tibialis cranialis
where is rec. plantaris located?
prox. to lat + med malleoli
art intertarsea proximalis is divided in two?
art talocalcaneocentralis
art calcaneoquartalis
what type of joint is art intertarsea distalis, art tarsometatarsea, art intertarsea?
amphiarthrosis
what is art talocalcanea and art talocentralis covered by?
art talocalcaneocentralis
list the ligaments of art tarsi (7)
lig collateralia lig tarsi proximalia lig tarsi distalia lig tarsi dorsalia lig tarsi plantaria lig tarsi interossea lig tarsometatarsea
name the collateral ligaments (4)
lig collaterale tarsi laterale longum + breve
lig collaterale tarsi mediale longum + breve
name the ligaments of lig tarsi proximalia (2)
lig talocalcaneum laterale
lig talocalcaneum dorsalia
names the ligaments of lig tarsi distalia (3)
lig tarsi distalia dorsalia + plantaria + interossea
name the ligaments of lig tarsi dorsalia (2)
lig centrodistalis dorsalia lig talocentrodistometatarseum (eq and Bo only)
what species is lig talocentrodistometatarseum present in?
eq + bo
where is the origin and insertion of lig talocentrodistometatarseum?
o: tuberculum tali
i: dorsal surface of MT bones
name the ligament of lig tarsi plantaria
lig plantare longum
what is the origin and insertion of lig plantare longum?
o: distally on calcaneous
i: MT bones
(covers the talus)
list the tarsal flexors
m. tibialis cranialis
m. peroneus longus
m. peroneus brevis (not in eq)
m. peroneus tertius (not in ca)
m. ext. dig. longus
m. ext. dig. lat
m. ext. dig. I longus (not in eq)
list the tarsal extensors
m. gastrocnemius
m. soleus (not in ca)
m. flex. dig. supf.
m. flex. dig. prof.
m. tibialis caudalis (part of DDF in eq)
common calcanean tendon
what is the common calcanean tendon made of?
tendo plantaris
tendo m. gastrocnemius (achilli)
tendo accessorius
the tendo accessorius come from where?
lat: m. biceps femoris
med: m. gracilis + m. semitendinosus
list the bursa of the tendo calcaneus communis
bursa subcutanea calcanea
bursa subtendinea calcanea
bursa tendinis calcanea
