Forelimb Flashcards
What will happen if each of the following nerves are damaged?
Radial
Median and ulnar, and musculocutaneous
Radial: limb can’t extend
Median and ulnar, musculocutaneous: limb can’t be flexed
Of the ulna and radius, which is medial and which is lateral?
Proximal ulna= medial
Distal ulna= lateral
Proximal radius= lateral
Distal radius= medial
Which pass through the supracondylar foramen in cats?
Brachial artery and medial nerve
How many carpal joints are there and what are they?
Antebrachio-carpal
Middle carpal
Carpo-metacarpal
What 2 actions do the intrinsic muscles do?
Flexion and extension
What 2 actions do the extrinsic muscles do?
Protraction and retraction
Where do carpal flexors originate?
Which nerves supply them?
Medial epicondyle of humerus
Median and ulnar nerves
Where do carpal extensors originate?
Which nerves supply them?
Originate from lateral epicondyle of humerus
Radial nerve
What is the difference between the axial and appendicular skeleton?
Axial-vertebral column
Appendicular-limbs
How do spinal nerves leave the spinal cord?
Through the intervertebral foramen
What attaches to the styloid process of the radius?
Medial collateral ligament of carpus
What is the retinaculum?
Sleeve of deep fascia which encases the limb (support)
In the horse, which muscle suspends the trunk and aids in the “stay apparatus”?
Serratus ventralis
In the horse, the median and ulnar nerves have which 2 major branches?
Palmar metacarpal, palmar
What are the 3 nerve blocks in a horse?
Palmar digital (blocks caudal half of foot) Abaxial sesamoid (blocks entire foot) Palmar metacarpal '4 point block' (blocks entire foot)
