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nmsk > FORELIMB > Flashcards

FORELIMB Flashcards

1
Q

What is the intertubericular groove?

A

intertubercular groove (bicipital groove) is located between the greater and lesser tubercles on the cranioproximal part of the humerus

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2
Q

Where is the deltoid tuberosity

A

In the middle of the humerus

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3
Q

What is the supratrochelear foramen?

A

The supratrochlear foramen is a small hole located above the trochlea of the humerus of larger dog species

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4
Q

What is the anconeal process

A

small projection of bone on the ulna, the longer of the two bones of the forearm

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5
Q

What is the trochlear notch?

A

curvature of the proximal ulna that articulates with the trochlea of the humerus

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6
Q

What is the lateral coronoid process?

A

from the anconeal process to the lateral part the distal end of trochlear notch. It articulates with condyle of humerus

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7
Q

What is the antebrachium?

A

The antebrachium is the term used for the segment of the forelimb between the elbow and wrist joint

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8
Q

How do the number of bones in the carpus change in each species

A

Human, pigs: 8
Horse: 7 or 8 (presence or absence of first carpal bone)
Carnivores: 7 (fusion of radial and intermediate carpal bones)
Ruminant: 6 (first carpal bone is missing and II and III are fused)

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9
Q

What are the different bones in the carpal joint

A

Proximal row: (ALWAYS THERE)

Radial carpal bone
Intermediate carpal bone
Ulnar carpal bone
Accessory carpal bone

DISTAL ROW: (LOSE AND FUSE)
First carpal bone
Second carpal bone
Third carpal bone
Fourth carpal bone

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10
Q

What muscles extend shoulder

A

Supraspinous

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11
Q

What muscles extend the shoulder?

A

Supraspinous
Subscapularis
Trapezius
Latissiumus dorsi

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12
Q

What muscles flex the shoulder?

A

Infraspinous
Deltoid
Teres major

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13
Q

What muscles extend the elbow

A

triceps brachii muscle

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14
Q

What muscles flex the elbow?

A

biceps brachii, brachialis and brachioradialis.

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15
Q

What are the extensors of the carpus?

A

Extensor carpi radialis

Ulnaris lateralis

Extensor carpi obliquus

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16
Q

What muscles extend the digits?

A

Common Digital Extensor

Lateral Digital Extensor

17
Q

What muscles flex the carpus?

A

-flexor carpi radialis
- flexor carpi ulnarlis

18
Q

What muscles flex the digits?

A

-superficial digital flexor

-deep digital flexor

19
Q

What muscles extend the digits

A

common digital extensor
lateral digital extensor

20
Q

What are the intrinsic muscles on the lateral side of the forelimb

A

Deltoids
• Subscapularis
• Triceps

21
Q

What are the extrinsic muscles on the lateral side of the forelimb?

A

Trapezius
• Brachiocephalicus
• Omotransversus

22
Q

What is the function of the teres major muscle?

A

Flexes the shoulder joint

23
Q

What are the different ligaments in the shoulder and what do they do?

A

the glenohumeral ligaments
Thixkenings of joint capsule —> no other joimts

24
Q

Where are the collateral ligaments and what do they do?

A

In elbow joint
Limit rotation when elbow is flexed

25
Q

What ligaments are in the elbow and what do they do

A

Collateral ligaments
Palmar intercarpal ligaments

26
Q

What do palmar intercarpal ligaments do?

A

Resists dorsal displacement of carpal bones

27
Q

What muscles does the suprascapular muscle supply?

A

Supraspinate muscle
Infraspinate muscle

28
Q

What muscles does the subscapular nerve supply to?

A

Subscapular nerve

29
Q

What does the axillary nerve supply to?

A

Deltoid
Major/ minor teres
Subscapular muscles

30
Q

What muscles does the musculocutaneous supply to?

A

Brachial biceps
Coraobrachial
Brachial muscles

31
Q

What muscles does the radial nerve supply to?

A

Brachial triceps
Radial carpal extensor
Lateral ulna
Common and lateral digital extensor

32
Q

What muscles does the median nerve supply to?

A

Radial carpal flexor
DDF
SDF

33
Q

What muscles does the ulnar carpal flexor supply to?

A

Ulnar carpal flexor
DDF

34
Q

What are the caudal muscles of the shoulder/ scapula

A

Deltoideus, teres major, teres minor

35
Q

What does the lateral cutaneous antebrachial nerve do?

A

Sensory to lateral forearm skin

36
Q

What does the median sensory branches do?

A

Provide supply to caudal forearm and palmar paw

37
Q

What does ulnar sensory branches provide sensation to?

A

Palmar paw

38
Q

What does the superficial radial nerve do?

A

Sensory t0 dorsal forearm and paw

39
Q

What are the main arteries in the forelimb?

A

Axillary artery
Brachial artery
Median artery

nmsk (47 decks)

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