Chapter 26 Outline Flashcards Preview

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Flashcards in Chapter 26 Outline Deck (36):
1

The breakdown of larger food molecules into smaller molecules is called?

Digestion

2

Passage of smaller molecules into blood and lymph is called?

Absorption

3

The organs that collectively perform digestion and absorption constitute the ?

Digestive system

4

Continues tube extending from mouth to anus?

GI tract

5

The accessory digestive organs include the?

Teeth, tongue, salivary glands, liver, gallbladder and pancreas

6

Digestion includes six basic processes:

1. Ingestion
2. Secretion
3. Mixing
4. Propulsion
5. Mechanical and chemical absorption
6. Defecation

7

The basic arrangements of layers in most of the gastrointestinal tract, from he inside to the outside, is the..

Mucosa, submucosa, muscularis and serosa

8

Folds of the peritoneum include..

Mesentery, greater omentum, lesser omentum, and falciform ligament

9

Structures not located within the peritoneal cavity are said to be..

Retroperitoneal

10

The mouth is formed by..

Cheeks, hard and soft palates, lips, and tongue, which aid mechanical digestion

11

Forms the floor of the oral cavity

Tongue

12

Saliva is secreted by?

Salivary glands

13

Lie outside the mouth and release their secretions into ducts that empty into the oral cavity?

Salivary glands

14

Three pairs of salivary glands?

Parotid, submandibular and sublingual

15

Lubricates food and starts the chemical digestion of carbs?

Saliva

16

Salivation is controlled by ?

The autonomic nervous system

17

Adapted for mechanical digestion ?

Teeth

18

Through mastication food is mixed with saliva and shaped into a ?

Bolus

19

Salivary amylase begins the digestion of?

Starches in the mouth

20

Food that is swallowed passesbfrom the mouth into the?

Oropharynx

21

From Oropharynx food passes into the ?

Laryngopharynx

22

Muscular tube that connects the pharynx to the stomach?

Esophagus

23

Swallowing moves the bolus from the mouth to the stomach by?

Peristalsis

24

The main regions of the stomach are?

Cardia, fundus, body and pylorus

25

Mechanical digestion consist of mixing waves that macerate food and mix it with?

Gastric juice, forming chyme

26

Chemical digestion consist of the conversion of proteins into peptides by?

Pepsin

27

Stomach can absorb?

Water, ions, fatty acids, drugs, alcohol

28

Secretions pass from the pancreas to the duodenum via?

Pancreatic duct

29

Pancreatic islets secret?

Hormones

30

Acinar cells secrete?

Pancreatic juice

31

Pancreatic juice contains?

Enzymes that digest starch

32

Stores and concentrates bile produced by the liver?

Gallbladder

33

Loves of the liver are made up of lobules that contain?

Hepatocytes, sinusoids

34

Produce bile that is carried by a duct system to the gallbladder for concentration and temporary storage?

Hepatocytes

35

Biles contribution to digestion is the?

Emulsification of dietary lipids

36

The liver also functions in?

Carbohydrate, lipid and protein metabolism