Lecture 12: Antebrachium And Carpus

Question 1

the antebrachium muscles act primarily on what bones

Answer 1

carpus and digits

Question 2

what nerves innervate the caudal compartment of the antebrachium

Answer 2

median mostly and ulnar

Question 3

what nerve innervates the cranio-lateral compartment of the antebrachium

Answer 3

radial nerve

Question 4

what arteries supply the caudal compartment of the antebrachium

Answer 4

median, ulnar, radial

Question 5

what artery supplies the cranio-lateral compartment of the antebrachium

Answer 5

superficial branchial a.

Question 6

what compartment of the antebrachium flexes the carpus and digits

Answer 6

caudal

Question 7

what compartment of the antebrachium extends the carpus and digits

Answer 7

cranio-lateral

Question 8

in horses, the distal ulna is fused to the ____?

Answer 8

distal radius

Question 9

what is 1?

Answer 9

intermedioradial carpal
(radial + intermediate fused)

Question 10

what is 2?

Answer 10

ulnar carpal

Question 11

what is 3?

Answer 11

accessory carpal

Question 12

what is 4?

Answer 12

sesamoid bone

Question 13

what is 5?

Answer 13

carpal 1

Question 14

What is 6?

Answer 14

carpal II

Question 15

what is 7?

Answer 15

carpal III

Question 16

what is 8?

Answer 16

carpal IV

Question 17

what is 9?

Answer 17

base of metacarpal V

Question 18

what is 10?

Answer 18

head of metacarpal V

Question 19

what is 11?

Answer 19

distal physis of metacarpal II

Question 20

what is 12?

Answer 20

proximal phalanx of digit V

Question 21

what is 13?

Answer 21

metacarpophalangeal joint bw metacarpal II and the proximal phalanx of digit II

Question 22

what joint is shown by blue line

Answer 22

midcarpal

Question 23

what joint is shown by purple line

Answer 23

carpometacarpal

Question 24

what joint is shown by red line

Answer 24

antebrachiocarpal

Question 25

what joint is shown by the pink circle

Answer 25

distal radioulnar joint

Question 26

joints in between individual carpal bones are called?

Answer 26

intercarpal joints

Question 27

what joint of the manus is most mobile

Answer 27

antebrachiocarpal

Question 28

what joints of the manus are just somewhat mobile

Answer 28

midcarpal and carpometacarpal

Question 29

in ungulates, what joint of the manus permits no movement

Answer 29

carpometacarpal

Question 30

what joint of the equine manus is shown in RED

Answer 30

antebrachiocarpal

Question 31

what join of equine manus is shown in blue

Answer 31

midcarpal

Question 32

what joint of equine manus is shown in purple

Answer 32

carpometacarpal

Question 33

what ligaments of the wrist connect the arm and forearm to the carpus

Answer 33

medial and lateral collateral ligaments

Question 34

in high rise injuries, what ligaments are most often injured

Answer 34

palmar carpal and carpometacarpal ligaments from hyperextension of the carpus

Question 35

what is the retinacula

Answer 35

works like a pulley to distribute muscles forces

Question 36

what is the carpal tunnel

Answer 36

where tendons of the digital flexors and median nerve travel together deep to the flexor retinaculum

Question 37

what muscle does the cephalic vein lie on

Answer 37

extensor carpi radialis