Chapter 12- Digestive System

Question 1

Gastroenterology:

Answer 1

is the healthcare specialty that deals with most digestive diseases and disorders.

Question 2

Gastroenterologist:

Question 3

Proctologist:

Question 4

Hepatology:

Question 5

Hepatologist:

Question 6

Anatomy of the DS:

Answer 6

-Gastrointestinal tract or Digestive tract or Olimentary Canal.
-Large muscular tube that, w/ help of hormones & enzymes, digest

Question 7

Accessory organs:

Answer 7

Salivary glands, gallbladder, liver & pancreas

Question 8

Mouth:

Answer 8

Checks. lips. tongue, hard palate, soft palate, also called oral cavity. buccal cavity.
-adults in 32 teeth.
-Baby teeth, (primary teeth, milky teeth or deciduous.

Question 9

Pharynx:

Answer 9

Throat

Question 10

Nasopharynx:

Question 11

Oropharynx:

Question 12

Laryngopharynx:

Question 13

Esophagus:

Question 14

Stomach:
(Divide into three sections, Fundus, Body, Pylorus)

Answer 14

reservoir of food

Question 15

Fundus:

Question 16

Body:

Question 17

Pylorus:

Question 18

Stomach wall contains:

Answer 18

Ruguae

Question 19

Pyloric sphincter:

Answer 19

B/w the pylorus & the small intestine.

Question 20

Small Intestine:

Answer 20

-has a 1-inch lumen & is about 20 ft. long small intestine is divided into three sections.
Lining of the sm. intestine has plicae (folds) which contain villi,

Question 20

Duodenum:

Question 21

Jejunum:

Question 21

Villi-

Answer 21

covered by microvilli

Question 21

Ileum:

Question 22

Chyme:

Answer 22

from the stomach empties into duodenum.

Question 22

Peristalsis:

Answer 22

moves chyme through the sm. intestine.

Question 23

Ileocecal Valve:

Answer 23

found between the ileum. >> cecum (start of large intestine)

Question 24

Large Intestine:

Answer 24

Colon has about 3 inch lumen & is 5 ft. Divided into 6 parts.

Question 25

Cecum-

Question 25

Ascending colon:

Question 26

Transverse Colon-

Question 27

Descending Colon-

Question 28

Sigmoid Colon-

Question 29

Rectum-