Unit 4: Digestive System.

Front 1

What are the three parts of the digestive system?

Back 1

ingestion, digestion, and absorption.

Front 2

________ is eating.

Back 2

Ingestion

Front 3

___________ is chemical breakdown of large marcomolecules into their building blocks.

Back 3

Digestion

Front 4

___________ is the movement of building blocks from digestive tract into circulatory system.

Back 4

Absorption

Front 5

What are the 4 major macromoleclues?

Back 5

carbohydrates, proteins, lipids, and nucleic acids.

Front 6

__________ are sugars and starches and their building blocks are monosaccharides.

Back 6

Carbohydrates

Front 7

_________ are meat and their building blocks are amino acids.

Back 7

Proteins

Front 8

________ are fats, waxes, and steroid and their building blocks are glycerol and fatty acids.

Back 8

Lipids

Front 9

____________ are DNA & RNA and their building blocks are nucleotides.

Back 9

Nucleic acids

Front 10

What are the three salivary glands?

Back 10

parotid, submandibular, and sublingual.

Front 11

Saliva consists of ________, ___________, and ____________.

Back 11

water, mucus, and digestive enzymes.

Front 12

What are the two digestive enzymes found in saliva?

Back 12

amylase and maltase

Front 13

How does water help when eating food?

Back 13

It wets food, sticks crumbs together, and provides an environment for enzymes.

Front 14

How does mucus help when eating food?

Back 14

It works like glue to sick crumbs together which prevents choking and it lubricates bolous (chunks of food).

Front 15

_________ breaks starch into maltose.

Back 15

Amylase

Front 16

___________ breaks maltose into 2 glucose sugars.

Back 16

Maltase

Front 17

Digestion begins in the ___________.

Back 17

mouth

Front 18

The ________ measures the chunk of food you are trying to swallow.

Back 18

uvula

Front 19

Food hs to move from the pharynx to the __________.

Back 19

stomach

Front 20

Food is moved through digestive tract by actions of smooth muscles in walls of digestive organs that are called _______________.

Back 20

peristolsis

Front 21

Stomach is a _________ organ and the body's garbage disposal.

Back 21

storage

Front 22

Folds in the stomach are called __________ and they increase the surface area of the stomach by __________, __________, and ___________.

Back 22

Rugae;absorption, expansion, and digestion

Front 23

Digestion consists of the _________, ___________, and _____________.

Back 23

mouth, stomach, and small intestine

Front 24

The stomach produces gastric juices and consists of ________, ___________, and ___________.

Back 24

HCL, pepsin, and mucus.

Front 25

What four things do HCL do in the stomach?

Back 25

breaks down large chunks of food, lowers pH of stomch content, kills pathogens, and prevents fermentation.

Front 26

_________ is an enzyme in the stomach that breaks down amino acids.

Back 26

Pepsin

Front 27

_________ in the stomach prevents auto digestion.

Back 27

Mucus

Front 28

The small intestine consists of the ________, ________, and ___________.

Back 28

duodenum, jejunum, and ileum.

Front 29

________ is not a digestive enzyme and works by emulsfying fats.

Back 29

Bile

Front 30

The technical name for throat is ____________.

Back 30

pharynx

Front 31

Work horse of digestive organs

Back 31

duodenum

Front 32

Work horse of digestive glands

Back 32

Pancreas

Front 33

______, _________, and __________ breaks proteins into amino acids.

Back 33

Trypsin, chymotrypsin, and carboxyl peptidose.

Front 34

________ breaks fats into glycerol and fatty acids.

Back 34

Lipase

Front 35

_____ breaks down DNA into nucleotides.

Back 35

DNAase

Front 36

______ breaks down RNA into nucleotides.

Back 36

RNAase

Front 37

_______ breaks starch into maltose.

Back 37

Amylase

Front 38

What are the four enzymes in the intestinal glands?

Back 38

Maltase, sucrase, lactase, aminopeptidase.

Front 39

_______ is the large intestine.

Back 39

Colon

Front 40

There is no absorption in the ________ and ________.

Back 40

mouth and esophagus

Front 41

In the stomach, substances are absorbed by __________________.

Back 41

blood vessels in the stomach

Front 42

In the small intestine, water, glucose, amino acids, and nucleotides are absorbed by _________________.

Back 42

blood vessels in the villi

Front 43

In the small intestine, flycerol and fatty acids are absorbed by _______________.

Back 43

lymph vessels in the villi

Front 44

What enzyme in the intestinal gland breaks maltose into 2 glucoses?

Back 44

Maltase

Front 45

What enzyme in the intestinal gland breaks sucrose into glucose and fructose?

Back 45

Sucrase

Front 46

What enzyme in the intestinal gland breaks lactose into glucose and galactose?

Back 46

Lactase

Front 47

What enzyme in the intestinal gland breaks proteins into amino acids?

Back 47

Aminopeptidase

Front 48

Oil digestion has been completed by the time food reached the _______________.

Back 48

ileocanal valve