Mammary gland

Question 1

name the order of structures milk passes through in the mammary gland.

Start with “the glandular tissue is arranged into….”

Answer 1

lobules, intralobular ducts, interlobular ducts, lactiferous ducts, lactiferous sinus (gland sinus and teat sinus), papillary duct, Furstenberg’s rosette or smooth muscle sphincter

Question 2

each primary sprout has _____

Answer 2

its own duct system

Question 3

the udder has 2 suspensory ligaments, they are:

Answer 3

lateral suspensory ligaments and laminae, median ligament and laminae

Question 4

the blood supply to the udder starts with the ____ branching off the aorta. This branches into the ____, which then branches into the ____ and _____

Answer 4

external iliac, external pudendal, cranial mammary, caudal mammary

Question 5

the most caudal end of the udder is supplied by a different branch off of the aorta, the _____. This runs down the butt end of the animal and turns into the _____ and _____.

Answer 5

internal iliac

ventral labial

ventral perineal

Question 6

the development of the milk vein during pregnancy, aka the _______ comes from the joining of the _____ and ______.

Answer 6

subcutaneous abdominal vein

superficial cranial epigastric

superficial caudal epigastric

Question 7

the subcutaneous abdominal vein drains into the ______ and then back to the heart via the ____

Answer 7

internal thoracic vein

cranial vena cava

Question 8

the lymph nodes in the udder are called _____

Answer 8

mammary lymph nodes, or superficial inguinal lymph nodes

Question 9

the teat wall is supplied with blood by a _____ with a _____ at the top of the teat

Answer 9

submucosal venous plexus

submucosal venous ring

Question 10

the outer line that separates the two halves of the udder is called the ____

Answer 10

intermammary groove