Functions that I don't know...

Question 1

Pharynx

Answer 1

transmit food from oral cavity to esophagus

transmit air between trachea and oral cavity

Question 2

Esophagus

Answer 2

transport food bolus to stomach

inhibit gastric contents from leaving stomach

Question 3

Stomach

Answer 3

digest food via enzymatic release and mechanical motion

pylorus prevents premature release of gastric content to duodenum

Question 4

small intestine

Answer 4

90% of all nutrient absorption

secretes significant amounts of bicarbonate

Question 5

jejunum

Answer 5

the most important section of the small intestine for nutritional absorption

Question 6

ileum

Answer 6

important in the absorption of bile acids and B12

Question 7

large intestine

Answer 7

re-absorption of water and electrolytes as well as compaction and removal of remaining waste matter

vitamin K and B vitamins produces by colonic bacteria and absorbed in large intestine

Question 8

Rectum

Answer 8

hold fecal matter

stretch receptors signal for defecation

Question 9

Anus

Answer 9

allow passage of stool when needed

prevent passage of stool when not needed