Assignment 12 (Equine) Flashcards
(28 cards)
What long bones of the forelimb are partially fused?
Ulna and radius
What are the tendon grooves of the radius medial to lateral?
extensor carpi obliquus
extensor carpi radialis
common digital extensor
lateral digital extensor
Where is the radial tuberosity?
On the medial side on the neck of the radius
What carpal bones are fused in the horse?
None!
What are the contents of the superficial compartment of the carpal canal?
radial a., flexor carpi radialis, lateral palmar a., lateral palmar n.
What are the contents of the deep compartment of the carpal canal?
SDF, DDF, medial palmar a., medial palmar n.
What is the most superficial layer of the carpal canal?
flexor retinaculum (superficial and deep layers)
What is the ligament deep to the carpal canal?
palmar carpal ligament
What collateral ligaments exist at the elbow joint of the horse? Describe the parts.
Lateral collateral ligament: short, one part
Medial: long cranial part AND short caudal part
What approach should be used for elbow joint injections and where is the injection given?
Caudal approach
Needle inserted between the distal end of the deltoid tuberosity and the olecranon tuber into the OLECRANON FOSSA.
What tricep head is absent in the horse?
accessory head
The bicipital bursa communicates with the shoulder joint. True or false?
False
Lacterus fibrosus is a tendon of what muscle? What muscle does it join distally?
biceps brachii, joins ECR
What muscle tendon passes through the middle groove of the radius?
ECR
What muscles are invested with synovial sheath and bound by the extensor retinaculum?
ECR and FCR
UL long tendon is enveloped by sheath
What are the heads of FCU? Which one has a bursa associated with it?
humeral head and ulnar head
Ulnar head has a bursa
The bursa of FCU communicates with the elbow joint. True or false?
True
What muscle does not have a synovial sheath?
FCU
What are the branches of the medial palmar a?
medial and lateral palmar digital arteries
What is the communicating branch and where is it?
Branch between lateral and medial palmar nerves.
Located in the middle of the metacarpus.
What are the branches of the ulnar nerve?
dorsal, palmar, deep branch
deep branch branches into medial and lateral palmar metacarpal nerves
What branch of the ulnar n. goes to the suspensory ligament?
deep branch
What do the median and ulnar nerves innervate?
the flexor muscles of the carpal and digital joints
The first and second carpal bones are fused in the horse forelimb. True or false?
False
