Digestive System Flashcards Preview

5240 Intro to Biomed > Digestive System > Flashcards

Flashcards in Digestive System Deck (30):
1

What are the Accessory digestive organs?

Parotid, Sublingual, and Submandibular salivary glands. Teeth, Tongue, Liver, Gallbladder, Pancreas.

2

What is a part of the gastrointestinal tract?

Oral cavity, Pharynx, Esophagus, Stomach, Large and Small intestine, Anus.

3

What are the digestive system functions?

Ingestion, Mechanical and Chemical digestion, Propulsion, Secretion, Absorption, Elimination

4

Name the salivary glands and what percentage of saliva they produce.

1. Parotid: 25-30% 2. Sublingual: 3-5% 3. Submandibular: 60-70%

5

How much saliva do you produce a day?

1.5 L

6

What are the phases of swallowing?

1. Voluntary 2. Pharyngeal 3. Esophageal

7

Where does the Esophagus begin? Purpose?

Begins at C6. Propels swallowed food to stomach

8

What is the Esophageal Hiatus? Sphincter muscles?

Esophageal Hiatus: Opening into diaphragm Superior and inferior (cardiac) Sphincters

9

Which organs are Retroperitoneal? mnemonic?

SAD PUCKER.

 

Suprarenal glands, Aorta and IVC, Duodenum, Pancreas, Ureters, Colon (acending and decending), Kidneys, Esophagus, Rectum. 

10

Stomach Anatomy 

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11

Function of the stomach?

Food storage, Chemical digestion, limited absorption.

12

Small Intestine functions?

Majority of chemical digestion, nutrient absorption. 

13

What are the parts of the small intestine smallest to largest?

1. Duodenum 

2. Jejunum

3. Ileum 

14

What are the characteristics and funtions of the duodenum?

C-shaped, has 4 parts, Majority of chemical digestion occurs here. 

15

What are the parts of the duodenum? Which is Intraperitoneal?

1st: Superior part (Intraperitoneal)

2nd: Descending part 

3rd: Inferior part 

4th: Ascending part. 

16

What are somecharacteristics of the Jejunum?

Thicker muscular wall, more plicae circulares and villi for absorpion.

17

What are some characteristics of the Ileum?

More mesenteric fat, No plicae circulares at the end.

18

What are the functions of the large intestine? What are the Teniae coli, Haustra, and Epiploic appendages?

Absorbs water and forces feces out to anus. 

Teniae Coli: Line of muscles along the length of LI.

Haustra: Sacks or bulges

Epiploic: Fat filled pouches 

19

Large Intestion.

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20

Internal anal sphincter is ________ controlled while the esternal anal sphincter is _________controlled. 

Internal=Involuntary 

External=Volunary

21

The panceas is what kind of organ?

Exocrine and Endocrine organ. 

22

The main pancreatic duct drains into? Accessory?

Main-->Major Duodenal Papilla

Accessory-->Minor Duodenal Papilla

23

Name the lobes of the liver. 

Right, Left, Quadrate (next to Gallbladder) Caudate 

24

25

Falciform, Coronary, and Triangular ligament are associated with which organ?

Liver

26

What supply blood to the liver? what amounts?

1. Hepatic portal vein: 75%

2. Proper Hepatic Artery: 25%

27

The hepatic artery, portal vein, and bile duct are all a part of what?

The portal triad

28

What is the purpose of the gallbladder? Route of bile from the gallbladder?

To store and concentrate bile.  Gallbadder-->Cystic Duct    -->Common bile duct -->Major duodenal papilla

29

What are the nodes of the lymphatic drainage of Digestive tract?

Celia, Superior and inferior mesenteric

30