TOPIC 12A - ART CARPI + MUSCLES Flashcards
how many carpal bone in Car?
7
how many carpal bone in Eq?
7
how many carpal bone in Ru?
6
how many carpal bone in Sus?
8
in which species is Cr and Ci fused and what is it called?
Ca
os carpi intermedioradiale
what type of joint is art carpi?
what is it between?
synovial. composite
bw antebrachial, carpal, accessory and metacarpal bones
list the articulations that make up art carpi (5)
art antebrachiocarpea art mediocarpea art carpometacarpea art intercarpea art ossis carpi accessorii
what is art antebrachiocarpea known as in Eq?
art radiocarpea (hinge joint)
what type of articulation is art antebrachiocarpea in 1. ca and
2. Ru?
- ca - free joint (ellipsoidal)
2. Ru - cochlear joint
what type of articulation is art carpometacarpea?
amphiarthrosis
what type of articulation is art intercarpea?
amphiarthrosis
what does the accessory carpal bone articulate with in ca?
ulna
what does the accessory carpal bone articulate with in Eq?
proc. styloideus lateralis
list the ligaments of art carpi (6)
lig collaterale lig antebrachiocarpale lig mediocarpea lig intercarpea lig carpometacarpea lig of accessory carpal bone
name the collateral ligaments
lig collaterale laterale
lig collaterale mediale
name the ligaments of lig antebrachiocarpale
lig radiocarpeum dorsale (not in eq)
lig radiocarpeum palmare
lig ulnocarpale palmare
name the mediocarpea ligament
lig carpi radiobum
name the intercarpea ligaments
lig intercaprea dorsalis (not in eq)
lig intercaprea palmare
lig intercaprea interossea
name the carpometacarpea ligaments
lig carpometacarpea dorsalis
lig carpometacarpea palmare
name the ligaments of the accessory carpal bone
lig accessorioulnare
lig accessoricarpoulnare
lig accessoriometacarpeum
lig accessorioquartale
what does the retinaculum flexoria and extensorius do?
strengthens the joint capsule
how many metacarpals in Eq?
3 (MC II, MC III, MC IV)
how many metacarpals in Ru?
3 (MC III + MC IV fused, MC V)
how many metacarpals in ca?
all 5
how many metacarpals in Sus?
4 (MC I not present)
what is the function of os sesmoidea proximalis?
protects the tendon from the joint
how many prox. sesmoid bones in eq?
2
how many prox. sesmoid bones in Ru?
4
how many prox. sesmoid bones in ca?
9
list the muscles of art carpi
m. ext. carpi radialis
m. ext. carpi ulnaris
m. flex. carpi radialis
m. flex. carpi ulnaris
what feature do ca also have
cartilageneous ossa sesamoidea proximalis
