Equine Musculoskeletal 1

Question 1

What makes up “knee”

Answer 1

carpal bones

Question 2

What is the cannon bone

Answer 2

metacarpal III

Question 3

what is the long pastern bone

Answer 3

proximal phalanx (P1)

Question 4

what is the short pastern bone

Answer 4

intermediate phalanx (P2)

Question 5

What is the coffin bone

Answer 5

distal phalanx (P3)

Question 6

Compared to the dog, the equine scapula has a more ______ shape.

Answer 6

triangular

Question 7

Equine scapula has a __________ on the spine that may be palpable in underweight animals.

Answer 7

tubercle

Question 8

The ________ of the scapula is absent in the pig and horse.

Answer 8

acromion

Question 9

The equine scapula has a ________ serrated face.

Answer 9

divided

Question 10

The equine scapula has a LARGE ________ compared to the dog scapula.

Answer 10

supraglenoid tubercle

Question 11

The greater tubercle of the humerus is divided into _______ in the horse

Answer 11

cranial and caudal portions

Question 12

The _________ of the humerus of the horse is much bigger compared to dogs.

Answer 12

deltoid tuberosity

Question 13

There is a ______________ in middle of intertubercular groove of the humerus.

Answer 13

intermediate tubercle

Question 14

The ______ and _____ are fused in the equine thoracic limb.

Answer 14

radius and ulna

Question 15

Reduction of digits in the horse starts as far proximal as the _________

Answer 15

radius and ulna

Question 16

What metacarpus do horses have

Answer 16

III

Question 17

What do horses have at the condyle of metacarpal III

Answer 17

median ridge that articulates with P1

Question 18

What are metacarpals II and IV called in the horse

Answer 18

splint bones

Question 19

What splint bone tends to be longer in the horse

Answer 19

II

Question 20

Which splint bones are on which side in the horse?

Answer 20

II-medial
IV-lateral

Question 21

What is the end of the splint bone called that is palpable in horses.

Answer 21

button

Question 22

What is the bone called that articulates with P2 and P3

Answer 22

navicular

Question 23

What do horses have at the distal end of the metacarpal III

Answer 23

proximal sesamoids

Question 24

What is another name for navicular bone

Answer 24

distal sesamoid

Question 25

What joint in the horse thoracic limb doesn't have collateral ligaments.

Answer 25

humeral joint

Question 26

What structure glides through the intertubercular groove?

Answer 26

biceps brachii tendon

Question 27

What are the 2 parts of the medial collateral ligaments of elbow joint?

Answer 27

short and long parts

Question 28

Initial flexion of the elbow is prohibited by

Answer 28

collateral ligaments

Question 29

List the bones of the proximal carpal row from medial to lateral

Answer 29

radial carpal -----> intermediate carpal bone ---> ulnar carpal bone

Question 30

List the bones of the distal carpal row from medial to lateral

Answer 30

carpal bone II ---> carpal bone III ---> carpal bone IV

Question 31

What protuberance is on the medial side of metacarpal bone III

Answer 31

tuberosity of metacarpal III

Question 32

sometimes horses may have a ____ bone or less commonly a ____ bone

Answer 32

carpal bone I; carpal bone V

Question 33

List the joints of the carpus from proximal to distal

Answer 33

radiocarpal joint->middle carpal joint->carpometacarpal joint

Question 34

What 2 joints in the equine carpus are connected and where are they connected?

Answer 34

middle carpal and carpometacarpal joint; connected between 2nd and 3rd metacarpal

Question 35

Where is the injection site for the middle carpal/carpometacarpal joints?

Answer 35

medial to extensor carpi radialis muscle

Question 36

What 2 joints in the equine carpus have the highest ranges of motion?

Answer 36

radiocarpal and middle carpal

Question 37

What 3 structures make up the carpal canal?

Answer 37

palmar carpal ligament, accessory carpal bone, flexor retinaculum

Question 38

What structure pulls done extensor tendon?

Answer 38

extensor retinaculum

Question 39

What is the function of the palmar carpal ligament?

Answer 39

prevents hyperextension

Question 40

What travels through carpal canal

Answer 40

flexor tendons

Question 41

What are the 2 portions of the metacarpophalangeal joint?

Answer 41

dorsal and palmar joint pouches

Question 42

What is another name for the metacarpophalangeal joint?

Answer 42

fetlock/ankle

Question 43

What joint is between P1 and P2?

Answer 43

proximal interphalangeal joint

Question 44

What joint is between P2 and P3?

Answer 44

distal interphalangeal joint

Question 45

What part of limb causes 90% of lamness?

Answer 45

hoof