TA Session Clicker Questions

Question 1

What is the correct anatomical term for the coffin joint?

Answer 1

Distal interphalangeal joint

Question 2

Which splint bone is most likely to suffer from compression injury in the equine?

Answer 2

MC II

Question 3

What metacarpals are fused in the bovine?

Answer 3

MC III and IV

Question 4

Which muscle is known as the digging muscle?

Answer 4

lattisimus dorsi

Question 5

Which muscle is the superficial cervical lymph node associated with?

Answer 5

omotransversarious

Question 6

The condition “flying scapula” is due to injury of which muscle?

Answer 6

serratus ventralis

Question 7

Which of the following does not originate from the lateral epicondyle?

extensor digital radialis
common digital extensor
lateral digital extensor
flexor capri ulnaris

Answer 7

flexor capri ulnaris- comes from the medial epicondyle and the olecranon of the ulna

Question 8

Which splint bone is most likely to suffer from an injury due to trauma?

Answer 8

MC IV - lateral

Question 9

Which muscle is know as the sling muscle?

Answer 9

serratus ventralis

Question 10

Name two examples for flat bones.

Answer 10

Scapula and the skull

Question 11

What is the purpose of sesamoid bones?

Answer 11

redirect lines of force, elimination on tendon shear, increase torqure of joint

Question 12

What bony prominence contributes to the point of the shoulder?

Answer 12

greater tubercle of the humerus

Question 13

What is the name of the elbow joint?

Answer 13

humeroradioulnar joint

Question 14

What is the common name for the 3rd metacarpal of the equine?

Answer 14

cannon bone

Question 15

What is the condition where sensitive and insensitive lamina can separate?

Answer 15

laminitis

Question 16

Which two joints communicate in the equine carpus?

Answer 16

carpometacarpal joint and middle carpal joint

Question 17

What muscles are associated with the spine of the scapula?

Answer 17

omotransversarious, trapezius, deltoideus

Question 18

All short bones are sesamoid bones, but not all sesamoid bones are short bones. True or false?

Answer 18

False - other way around

Question 19

When standing, the canine’s elbow is ____ and the muscle being used is _____.

Answer 19

Extended / triceps

Question 20

Which muscles originate from the caudal border of the scapula?

Answer 20

teres major, teres minor, long head of triceps

Question 21

The lacertus fibrosis attaches the biceps brachii to the ____.

Answer 21

Extensor capri radialis

Question 22

Ligaments connect ______ to _____.

Answer 22

bone; bone

Question 23

If a horse were to step on a long nail and it goes through the frog, what structure are we most worried about being damaged?

Answer 23

navicular bursa

Question 24

What prevents overextension of the carpal joint?

Answer 24

palmar carpal ligament

Question 25

Biceps brachii and triceps brachii are a _____ pair.

Answer 25

anatagonist

Question 26

What is Wolff’s Law?

Answer 26

bones develop in accordance with stress places upon them

Question 27

What kind of joint are synovial joints?

Answer 27

diarthrotic (free moving)

Question 28

If a dog were standing, and all of a suddent the TL lost all innervation, what would happen to the joints? The shoulder would______, the elbow would ______, the carpus would ______, and the digits would _____.

Answer 28

flex, flex, hyperextend, hyperextend

Question 29

What do tendons connect?

Answer 29

bone to muscle or muscle to muscle

Question 30

All of the extensors of the carpus and digits originate form the lateral epicondyle except the _____.

Answer 30

extensor carpi radialis

Question 31

Thoracic vertebra 7 is an example of a _____ bone.

Answer 31

irregular

Question 32

Contraction of which muscle is responsible for protraction of the feline claw?

Answer 32

deep digital flexor

Question 33

Recoil of which ligament causes retraction of the feline claw? Is the DDF relaxed or extended for this action to occur?

Answer 33

dorsal elastic ligament; relaxed

Question 34

What are the common names of the phalangeal joints of the horse? (proxial to distal)

Answer 34

fetlock, pastern, coffin

Question 35

The tendon of which muscle engages on which tubercle of the humerus to stablize the equine shoulder joint?

Answer 35

the tenon of the biceps brachii engages the intermediate tubercle

Question 36

How is the elbow in the horse stabilized in the stay apparatus?

Answer 36

If balances, there are not forces on the elbow to flex or extend, as such, no stabilization is necessary

Question 37

What carpal bones are fused in the ox?

Answer 37

II and III

Question 38

What equine terminology corresponds to the digital pads of the canine?

Answer 38

the frog

Question 39

What structure is important for the placement of horseshoes?

Answer 39

white line

Question 40

Which carpal bones are fused in the dog?

Answer 40

radial and intermediate

Question 41

Tension of the DDF is relieved by ______ and tension of the SDF is relieved by _____.

Answer 41

Distal check ligament, proximal check ligament

Question 42

How are the sesamoidean ligaments of the equine situated?

Answer 42

superficial to deep: straight, oblique, cruciate

Question 43

Which intrinsic muscles would give an animal a “knuckling over” appearance?

Answer 43

extensor capri radialis, common digital extensor, lateral digital extensor

Question 44

What is the name of the sleeve that is formed by the tendon of the SDF through which the tendon of the DDF passes?

Answer 44

flexor manica

Question 45

What muscle(s) insert on the accessory carpal bone?

Answer 45

flexor carpi ulnaris and ulnaris lateralis

Question 46

In what breed are you most likely to see chondrodystrophy?

Answer 46

dachshund