Equine thorax vessels/nerves/lymphatics

what arteries branch off of the ascending aorta

• left coronary artery

• right coronary artery

unlike the dog which has the 2 separate branches in the equine the _________ is the origin off all arteries off the aortic arch

brachiocephalic trunk

what are the 3 gross branches of the brachiocephalic trunk in the equine

• left subclavian

• bicarotid trunk

• right subclavian

what are the branches of the left subclavian artery in order of appearance

• costocervical trunk

• deep cervical artery

• vertebral artery

• internal thoracic artery

• superficial cervical artery

when compared to the dog what branches of the left subclavian artery are swapped in the order in which they appear

• costocervical

• vertebral

what are the branches of the costocervical trunk in the equine

• dorsal scapular artery

• supreme intercostal

in the right subclavian artery what extra branch that was standalone on the left subclavian is added to the costocervial trunk 

deep cervical artery

what are the branches of the bicarotid trunk

• left common carotid

• right common carotid

off of the descending artery what branches exist

• dorsal intercostal artery

• bronchoesophoageal artery

what artery that comes off the internal thoracic artery anastomosis with the dorsal intercostal arterys to form the gross intercostal artery

ventral intercostal artery

what structures of the horse are a part of the parasympathetic system

• vagal branches and trunks

• vagus nerves

• vagosympathetic trunk

• reccurent laryngeal nerve

• cardiac nerve

what structures of the horse are a part of the sympathetic system

• cervicothoracic ganglion

• middle cervical ganglion

• ansa subclavia

• vagosympathetic trunk and ganglion

• ramus communicans

• verterbral nerve

The ______ nerve innervates the diaphragm and is apart of the somatic system

phrenic nerve

what is the origin of the phrenic nerve

spinal nerves 4-6

what type of lymph nodes are present in the equine thorax

• mediastinal

• tracheobronchial

• intercostal

• sternal

what are the names of the mediastinal lymph nodes present in the equine thorax

• cranial mediastinal

• middle mediastinal

• caudal mediastinal