SA Thoracic Vessels and Nerves Flashcards
4 Primary branches of the Axillary a.
- External Thoracic
- Lateral Thoracic
- Subscapular a.
- Cranial circumflex humeral a.
What is the first branch off the Axillary a.
External thoracic
What does the External thoracic supply?
Superficial pectoral
Which branch off the Axillary a. runs across the axillary ln.
Lateral thoracic
What does the Lateral thoracic a. supply?
Lat. dorsi
deep pectoral
cutaneous trunci mm.
What are the 2 branches of the subscapular a.
- thoracodorsal a.
2. Caudal circumflex humeral a.
What does the subscapular a. continue as after giving off the caudal circumflex humeral a.?
Subscapular a.
Which br. of the axillary a. supplies the shoulder and biceps brachii m.
Cranial circumflex humeral a.
What are the 6 branches of the brachial a.
- deep brachial
- bicipital
- collateral ulnar
- superficial brachial
- Transverse cubital
- common interosseous
Which a. is the prinicpal blood supply to the paw?
Median a.
What branches off the median a.?
radial a. and deep antebrachial
What feeds into the brachial plexus?
ventral br. of C6-T2
T/F. the Brachial Plexus supplies both senory and motor innervation to the forelimb.
T
Br. off the median a. that supplies the FCR, DDF, FCU, and SDF
Deep antebrachial
Which two nn. supply the csuperficial and deep pectoral mm
Cranial and caudal pectoral nn.
Which n supplies the cutaneous trunci m
Lateral thoracic
Which n. supplies the latissimus dorsi m.
Thoracodorsal n.
Which n. supplies the infraspinatus mm
Suprasscapularn.
Which v in the forelimb is used for veinipuncture and catheter placement?
Cephalic
Which n. supplies the coracobrachialis m. bicepts brachii m and brachialis m
Musculocutaneous n.
Which n. runs with the caudal circumflex humeral a
Axillary n.
Where does the axillary n supply sensory innervation?
caudal scapular region and craniolateral brachium
what does the radial n. innervate
extensors of the elbow, carpus and digits
What are the 2 br. of the radial n.
deeep and superficial
which branch of the radial n. runs with the cephalic v.
Superficial
What branches off the superfical br. of the radial n.?
lateral cutaneous antebrachial n.
Which n. gives autonomous innervation to the dorsal manus
Radial n
Which n. forms a common trunk with the ulnar n?
Median n.
Which n. runs through the carpal canal to supply sensory to the palmar aspect of paw
Median n.
Which n. runs through the carpal canal to supply sensory to the lateral surface of the metacarpus and fifth digit
Ulnar
Which 2 nn. innervate the glenohumeral jt.?
axillary and suprascapular nn.
