Liver, pancreas, spleen

Question 1

Order of digestive tract

Answer 1

1. stomach
2. descending duodenum
3. transverse duodenum
4. ascending duodenum
5. jejunum
6. ilium (can find by vein in dog)
7. cecum
   8.ascending colon
8. transverse colon
9. descending colon

Question 2

Gallbladder

Answer 2

-connected to liver by hepatic ducts
-connected to duodenum (after pylorus) by pyloric ducts

Question 3

Stomach

Answer 3

-esophagus
-cardiac part
-body (filled with gastric folds)
-pyloric part
-pylorus
**then heads to duodenum

Question 4

Liver

Answer 4

-largest gland, produces bile
-receives blood from portal vein
-many lobes to help with movement

Question 5

Liver lobes

Answer 5

-caudate (has papillary and caudate processes)
-R. & L. medial
-R. & L. Lateral
- Quadrate

Question 6

How is liver connected to diaphragm?

Answer 6

-coronary ligament

Question 7

Location of liver

Answer 7

-typically displaced to the right
-dog will be more central lining the diaphragm but other animals more the right

Question 8

Pancreas

Answer 8

-right and left lobes connected to body
-exocrine and endocrine functions
-pancreatic enzymes that aid in digestion carried to descending duodenum by pancreatic duct

Question 9

Pancreatic duct

Answer 9

-not present in pigs and cattle
-larger pancreatic duct in all other common domestic mammals (except dogs

Question 10

Accessory pancreatic duct

Answer 10

-only pancreatic duct in pigs and cattle
-larger than pancreatic duct in dogs

Question 11

Spleen

Answer 11

-largest lymphoid organ- site of lymphocytes activation by antigens
-capsule made of dense irregular connective tissue and smooth muscle
-parenchyma made of red and white pulp

Question 12

Red pulp

Answer 12

-stores blood
-filters blood
-destroys worn out RBCs
-stores and recycles iron

Question 13

White pulp

Answer 13

-lymphoid tissue
-immune cells

Question 14

Spleen location

Answer 14

-typically left side
-shark fin shaped