13- Horse Thoracic Cavity Flashcards
Name the lobes and the structure of the blue arrows
Cranial lobe(right)
Caudal lobe (left)
Cardiac notch
What is the structure outlines in yellow?
Hilus
Number the intercostal spaces
3
4
5
Label the diagram
1) Esophageal impression
2) Aortic impression
3) Cardiac impression
Primary bronchi
Carina (located at the level of T4-T5)
Label the lung structures
1) Primary bronchus
2) Secondary bronchus
3) Tertiary bronchus
4) Subsegmental bronchus
5) Bronchioles (then alveoli)
Identify the faces of the heart
Auricular face (left)
Atrial face (right)
1) coronary sinus
2) Great cardiac vein
1) coronary sinus
2) middle cardiac vein
Where do you place the bell of your stethoscope to ascult the Pulmonary, Aortic, Mitral (left AV) and Tricuspid (right AV) valves?
Pulmonary- Left side, 3rd ICS
Aortic- left side, 4th ICS
Mitral- left side, 5th ICS
Tricuspid- right side, 4th ICS
Label the branches of the equine aortic arch.
1) Left common carotid
2) Bicarotid trunk
3) Left subclavian a.
4) Brachiocephalic trunk
5) Right subclavian
6) Right common carotid
1) costocervical trunk
2) Left subclavian artery
1) vertebral a.
2) Left subclavian a.
What structures does the deep cervical artery supply?
Courses toward the head to supply cervical structures and musculature in the caudal neck region
Internal thoracic a.
What structures does the superficial cervical artery supply?
Structures in the craniolateral shoulder region- pectoral, brachiocephalic
1) Descending aorta
2) Dorsal intercostal
The internal thoracic artery branches into the ventral intercostal arteries and cranial epigastric artery. What does each branch supply?
Ventral- supply ventral part of the thoracic wall
Cranial- supplies the ventral abdominal wall
Label the nerves from the right view of the chest
Label the nerves in the thoracic cavity of the horse
