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3
which is the IV metacarpal if the left side is medial?
1, 2, 3
which are the metacarpal bones?
the proximal sesamoid bones
what bones are at numbers 4 and 5?
metacarpal II
what is number 1? the left side is medial
2
what bone is the metacarpal III? the left is medial
6, 7, 8
which numbers represent the phalanges?
9
which bone is the distal sesamoid bone?
the distal phalanx
what is bone 8?
6
which bone is the proximal phalange?
orange
which color represents the humerus?
ulna and radius
the green represents what?
purple
the carpals are in which color?
phalanges
the yellow bones are the....
metacarpals
the blue bones represent the...
3 (II, III, IV)
an equine has how many metacarpal bones?
canon
the third metacarpal of a horse is also called the..
medial to lateral
how do you name the metacarpals by number?
base
the proximal end of a metacarpal is called the...
the carpals
the proximal end of the metacarpal(s) articulates with what bone(s)?
proximal phalanges
the distal end of the metacarpal(s) articulates with what bone(s)?
the trochlea of the metacarpal, the middle phalanx, and the proximal sesamoid bones
the proximal phalanx articulates with.... (4 bones)
the proximal phalanx, the distal phalanx, and the proximal sesamoid bones
the middle phalanx articulates with... (4 bones)
proximal phalanx, metacarpal, proximal sesamoid bones
what bones make up the metacarpophalangeal joint?
distal interphalangeal joint (coffin joint)
the joint formed by the middle phalanx, distal phalanx, and distal sesamoid bone?
coffin joint
another name for the distal interphalangeal joint (3)?
trochlea
the distal end of the metacarpal is called the...
metacarpal of a horse
this is a _____(bone) of a ______(animal)?
proximal sesamoid bones
if this is a trochlea of a metacarpal, what are the two small bones?
2 (fusion of III + IV AND II)
how many metacarpal bones for each limb of a ruminant?
metacarpals of a ruminant
this is a _____(bone) of a ______(animal)?
metacarpal IV and III
what two bones fuse to make #1?
metacarpal II
which bone is at 2?
right
which side is medial?
the dorsal longitudinal groove
the white line through the middle is called ...
trochleas
3 and 4 are called the...
5
the base of the metacarpals is at number...
trochlear notch
the division of the trochleas is called the...
the metacarpal tuberosity
if this is the base of the metacarpal, what is at #1?
metacarpal III
if this is the base of the metacarpal, what bone is at number 2?
carpals
if this is the base of the metacarpal, what articulates with #2 and #3?
metacarpal IV
if this is the base of the metacarpal, what bone is at number 3?
medial
is the tuberosity medial or lateral?
equine- more rounded, longer, 3 bones
ruminant- more flat, shorter, 2 bones
how are the metacarpals of a ruminant different than of an equine?
5
how many metacarpal bones does a carnivore have per limb?
there are 5, they are more cylindrical and long
how are the metacarpals of a carnivore different than that of a ruminant or equine?
metacarpal II
what bone is 1?
carpal
what bone is 2?
5
which number is the distal phalanx?
middle phalanx
what bone is 4?
3
which is the proximal phalanx?
3
how many phalanges per digit?
pastern
the proximal phalanx is also called the..
short pastern
the middle phalanx is called the...
coffin bone
the distal phalanx is called the...
left- short pastern (middle phalanx)
middle- coffin (dist. phalanx)
right- pastern (prox. phalanx)
which is pastern, short pastern, and coffin?
2
how many proximal sesamoid bones are there per digit?
flexor
do the proximal sesamoid bones exist on the flexor or extensor surface?
palmar surface
the flexor surface is also called the...
dorsal surface
the extensor surface is also called the...
the distal sesamoid/navicular bone
which is this bone?
1
how many distal sesamoid bones per metacarpal?
carnivores
in what animal do dorsal sesamoid bones exist?
4 proximal
2 distal
how many distal and proximal sesamoid bones do ruminants have per digit?
ruminant
this digit belongs to a ....
proximal sesamoid bones
what bones are #2?
distal sesamoid bones
which bones are 5?
the palmar process
what does number one represent?
the palmar notch
number 3 is..
the sole border
the border at number 2 is called...
crena
the sole border (2) includes a notch that is called the ...
the palmar grooves
what do the lines represent?
extensor process
1 is the...
palmar processes
2 are the...
palmar notches
3 are the...
the cutaneous surface
this is the sole of the distal phalanx. the surface in purple is called ...
the flexor surface
this is the sole of the distal phalanx. the surface in green is called...
semilunar line
this is the sole of the distal phalanx. the line in blue is called
solar grooves
this is the sole of the distal phalanx. the lines in yellow are called
palmar/flexor
the sesamoid bones are located on what surface? dorsal/extensor or palmar/flexor?
1
which is the metacarophalangeal (fetlock) joint?
proximal interphalangeal joint (pastern joint)
what is the name of the joint at 2?
3
which joint is the distal interphalangeal joint (coffin joint)?
the common digital extensor tendon
dorsal view- what is at 1?
the bridles of the fetlock suspensory ligament
dorsal view- what is at 2?
the superficial digital flexor tendon
palmar view- what is at 1?
the common palmar artery
palmar view- what is at 2?
the deep digital flexor tendon
palmar view- what is at 2?
the superficial digital flexor tendon
palmar view- what is at 1?
the flexor manica (an accessory structure of the superficial common digital flexor tendon)
palmar view- what is at 3?
the superficial digital flexor tendon
palmar view- what is at 1?
the deep digital flexor tendon
palmar view- what is at 2?
the fetlock suspensory ligament
palmar view- what is at 3?
straight ligament
sesamoidean ligaments- what is at 1?
palmar (intersesamoidean) ligament
sesamoidean ligaments- what is at 2?
oblique ligaments
sesamoidean ligaments- what is at 3?
cruciate ligaments
sesamoidean ligaments- what is at 4 (very deep)?
collateral sesamoidean ligaments
sesamoidean ligaments- what is at 5?
metacarpal intersesamoidean ligament
sesamoidean ligaments- what is at 1?
palmar (intersesamoidean) ligament
sesamoidean ligaments- what is at 2?
straight ligament
sesamoidean ligaments- what is at 3?