Equine Abdomen - Comparative Anatomy

Question 1

What is the vein that runs caudally from the elbow to the flank?

Answer 1

spur vein aka superficial thoracic vein

Question 2

Compared to the ox, is the paralumbar fossa of the hose more or less marked?

Answer 2

less marked than the ox

Question 3

What structure is present in the equine stomach as a result of its remarkably flexed nature?

Answer 3

angular notch

Question 4

Does the equine stomach ever make contact with the abdominal floor?

Answer 4

no

Question 5

What is the margo pilucs?

Answer 5

raised line of demarkation between the (proximal) non-glandular muscosa and (distal) glandular mucosa of the equine stomach

Question 6

What structure makes it relatively impossible for the horse to belch or vomit?

Answer 6

extremely thick cardiac sphincter - guards the pyloris

Question 7

The cecum is ___ in the horse

Answer 7

modified (very large to accomodate post-gastric fermentation)

Question 8

Why is the right lobe of the equine liver undivided?

Answer 8

the equine species do not have a gall bladder which normally resides close to the right lobe of the liver resulting in two subdivisions

Question 9

Describe the shape of the equine right kidney

Answer 9

heart shaped and flattened

Question 10

What causes in the physiological albuminuria seen in the equine species?

Answer 10

glands within the renal pelvis and ureters