Horse Stuff Block 3

Question 1

What is the fetlock?

Answer 1

The ankle

Question 2

What is the canon bone?

Answer 2

Metacarpal iii

Question 3

What is the chestnut?

Answer 3

Carpal pad

Question 4

What is the ergot?

Answer 4

Metacarpal pads

Question 5

What is the skin and hoof junction called?

Answer 5

The coronet

Question 6

What is the common term for the carpal joint?

Answer 6

Knee

Question 7

What is the proximal interphalangeal joint?

Answer 7

Pastern joint

Question 8

What is the distal interphalangeal joint?

Answer 8

Coffin joint

Question 9

What’s is the process on the scapular spine that isn’t on the dog?

Answer 9

Tuber spinae

Question 10

What is the medial projection from the supraglenoid tubercle?

Answer 10

Coracoid process

Question 11

What is between the greater and lesser tubercle?

Answer 11

The intermediate tubercle

Question 12

What does the lateral epicondyle serve as?

Answer 12

Origin for extensor muscles

Question 13

What does the medial epicondyle serve as?

Answer 13

Origin for flexors

Question 14

What is the abductor pollicus longus in the horse?

Answer 14

Extensor carpi obliquus

Question 15

What are the metacarpal bones?

Answer 15

Medial splint (II), canon (III), and lateral splint (IV)

Question 16

What side of the carpus is the accessory carpal bone?

Answer 16

Lateral side

Question 17

Where are the proximal sesamoid bones located?

Answer 17

Fetlock joint

Question 18

Where is the extensor process?
And what muscle inserts here?

Answer 18

Proximal cranial side of coffin bone
Common digital extensor

Question 19

Where is the palmar process located?
What attaches here?

Answer 19

The proximal palmar part of coffin bone
Attachment of hoof cartilage

Question 20

What is the distal sesamoid bone referred to as?

Answer 20

Navicular bone

Question 21

What is the insertion site of the deep digital flexor tendon?

Answer 21

Flexor surface of coffin bone

Question 22

What are other names for proximal, middle, and distal phalanx?

Answer 22

Long pastern, short pastern, and coffin bone

Question 23

What’s the ligament attached to the bicep that allows the horse to lock its limb in place?

Answer 23

Lacertis fibrosis

Question 24

When tendon keeps the superficial digital flexor ligament kept in place?

Answer 24

Proximal check ligament
Accessory ligament of superficial digital flexor

Question 25

What is the fascia that holds of antebrachial muscle tendons together?

Answer 25

Extensor/flexor retinaculum

Question 26

What are the two muscles of the carpus that does not have a tendon sheath

Answer 26

Flexor carpi ulnaris and extensor carpi ulnaris

Question 27

What is the suspensory ligament in dogs and where does it insert?

Answer 27

Interosseous muscles Inserts on proximal sesamoid bones

Question 28

Where does the SDF insert?

Answer 28

Distal end of PI and proximal end of PII

Question 29

What helps to hold the SDF and DDF in position?

Answer 29

The Palmer annular ligament (fetlock) The proximal annular ligament The distal annular ligament

Question 30

What is the pad that protects the distal phalanx (PIII) from hitting the ground?

Answer 30

Digital cushion

Question 31

What protects/cushions the navicular bone

Answer 31

Navicular bursa or bursa podotrochlearis

Question 32

What are the 2 sesamoidian ligaments?

Answer 32

Oblique sesamoidian ligament and straight sesamoidian ligament

Question 33

What does navicular syndrome cause?

Answer 33

Lameness and effects ligaments and bursa. Degenerative

Question 34

What is navicular bursitis?

Answer 34

Inflammation of navicular bursa likely caused by infection

Question 35

What is bowed tendon?

Answer 35

Strain of the flexor tendons

Question 36

What is the artery called once it emerges from the carpal canal?

Answer 36

Medial palmar artery: principal blood supply to digit

Question 37

What is are the major branches of the equine arteries

Answer 37

Axillary, brachial, median, medial palmar, lateral and medial digital, Argus terminalis (terminal arch)

Question 38

What arteries contribute to the rate carpi dorsali

Answer 38

Transverse cubital and cranial interosseous

Question 39

What do the arteries of the rete carpi dorsali give rise to?

Answer 39

Medial and lateral dorsal metacarpal arteries

Question 40

Where do the medial and lateral digital arteries inserts in the coffin bone

Answer 40

Solar foramina

Question 41

What artery does the collateral ulnar artery join and what does it form?

Answer 41

The palmar branch of the median artery Forms the lateral palmar artery

Question 42

What artery does the lateral palmar artery give rise to?

Answer 42

The deep palmar arch

Question 43

Describe the course of the radial artery

Answer 43

Median artery branches into radial which branches into the deep palmar arch and then the radial rejoins the median

Question 44

What arteries does the deep palmar arch give rise to?

Answer 44

Lateral and medial metacarpal arteries

Question 45

What is the difference between dog and horse when it comes to the nerves?

Answer 45

Median and musculocutaneous nerves are fused

Question 46

What are the 2 branches of the musculocutaneus nerve?

Answer 46

Proximal and distal musculocutaneous branches

Question 47

What are the 2 main nerves that innervate after the carpus of the horse?

Answer 47

Media and ulnar n

Question 48

Which does of the carpus does the median nerve go down?

Answer 48

The medial side

Question 49

Where does the palmar nerves turn into the digital nerves?

Answer 49

At the fetlock joint

Question 50

What does the median nerve split into proximal to the fetlock?

Answer 50

A medial palmar n and a lateral palmar n

Question 51

What does the ulnar nerve branch into?

Answer 51

Dorsal branch of ulnar n Palmar branch of ulnar n

Question 52

What happens to the palmar branch of the ulnar nerve?

Answer 52

It joins with the lateral palmar n (from the median n) and becomes the lateral palmar n

Question 53

What is the branch that comes off of the lateral palmar n and what does it give rise to?

Answer 53

Deep branch of the lateral palmar n giving rise to a medial palmar metacarpal and lateral palmar metacarpal

Question 54

Cutaneous anti brachial nerves: what is the parent nerve for each of these Cranial cutaneous antebrachial n Caudal cutaneous antebrachial n Medial cutaneous antebrachial n Lateral cutaneous antebrachial n

Answer 54

Axillary Ulnar Musculocutaneous Radial

Question 55

What is the junction between the hoof and the skin?

Answer 55

Periople

Question 56

What is the space between the frog and the bar called?

Answer 56

The paracuneal solcus

Question 57

What is another name for the dermis of the hoof?

Answer 57

Corium

Question 58

What is blood supply to the hoof called and what are the 3 parts?

Answer 58

Venous plexus Coronary plexus Dorsal plexus Palmar plexus

Question 59

How does blood circulate the hoof?

Answer 59

Through the concussive force of walking and running

Question 60

What is the passive stay apparatus?

Answer 60

Prevents flex ion of shoulder and elbow Prevents over extension of carpus and fetlock

Question 61

What are the 2 ligaments of the fetlock that assist in the passive stay apparatus?

Answer 61

Suspensory ligament and sesamoidian ligaments

Question 62

What is thrush?

Answer 62

Infection of the frog

Question 63

What is corns

Answer 63

Bruises of the sole at the angle

Question 64

What is quittor?

Answer 64

Infection of cartilage

Question 65

What is side bone?

Answer 65

Ossification of cartilage

Question 66

What is laminitis and founder?

Answer 66

Inflammation of lamina

Question 67

What is the significance of the ligament of ergot?

Answer 67

Ligament that runs from ergot to hoof, lateral digital nerve often is cut to stop pain