Test 1 Canine Thoracic Limb

Question 1

What makes up the thoracic girdle?

Answer 1

Scapula and clavicle

Question 2

What makes up the shoulder of a dog?

Answer 2

Glenohumeral joint

Question 3

How is The weight of the head, neck, and
cranial aspect of the trunk is
transferred to the thoracic limb?

Answer 3

via the serratus ventralis and pectoral mm.

Question 4

What percent of the weight of the animal
is transferred to the thoracic limb
when standing?

Answer 4

60%

Question 5

How is the thoracic limb connected to the body?

Answer 5

By the extrinsic muscles ( synsarcosis)

Question 6

Where does the flexors of the carpus and digits originate?

Answer 6

From the medial epicondyle of the humerus

Question 7

What makes up the flexor carpi ulnaris?

Answer 7

Ulnar head and humeral head

Question 8

What does the digital flexor muscle pass through?

Answer 8

A carpal canal

Question 9

What are the boundaries of the carpal canal?

Answer 9

Dorsal border
Lateral border
Palmer border

Question 10

Palmer carpal ligament

Answer 10

Dorsal border of carpal canal

Question 11

Accessory carpal bone

Answer 11

Lateral border of carpal canal

Question 12

Flexor retinaculum

Answer 12

Palmer border of the carpal canal

Question 13

In cats what are the dorsal ligaments important for?

Answer 13

Claw retraction

Question 14

What phase: 
Foot contacts the ground
- braking
-Propulsion
-Weight bearing

Answer 14

Stance phase

Question 15

What phase:

Limb is propelled through the air ( no ground contact )

Answer 15

Swing phase

Question 16

Which muscles extend the glenohumeral joint (shoulder)?

Answer 16

BISSCB:

1) Biceps brachii
2) infraspinatus
3) supraspinatus
4) subscapularis
5) Coracobrachialis
6) Brachiocephalicus

Question 17

Which muscles rotate the glenohumeral joint laterally?

Answer 17

1) Supraspinatus
2) infraspinatus
3) Teres minor

Question 18

Which muscles rotate the glenohumeral joint medially?

Answer 18

1) Subscapularis
2) Teres major
3) Coracobrachialis

Question 19

Which muscles keep the humeroradioulnar joint extended?

Answer 19

Triceps brachii
Anconeous
Tensor fasciae antebrachii

Question 20

What are the extensors of the carpus and digits?

Answer 20

1) Extensor carpi Radialis
2) Common digital extensor
3) Lateral digital extensor
4) Abductor Digit 1 longus

Question 21

What are the flexors of the carpus and digits?

Answer 21

1) Ulnaris lateralis
2) Flexor Carpi Radialis
3) Flexor Carpi Ulnaris
4) Superficial Digital Flexor
5) Deep Digital Flexor

Question 22

Stance phase: What muscles stabilize limb to body wall?

Answer 22

Serratus ventralis
Superficial and deep pactoral
Trapezius
Rhomboideus

Question 23

Stance phase:

Which muscles the shoulder?

Answer 23

Supraspinatus
Infraspinatus 
Subscapularis
Teres major and minor
Coracobrachialis
Biceps brachii

Question 24

Stance phase:

What muscles extend the elbow?

Answer 24

Triceps brachii
Anconeous
Tensor fasciae antebrachii