Digestive System

Question 1

Food materials are propelled
through the tube by muscular
action called

Answer 1

peristalsis

Question 2

Accessory organs add extra

substances for

Answer 2

digestion

Question 3

Inner spaces are still

technically ___ the body

Answer 3

outside

Question 4

Food is not part of you until___
.
If it is not absorbed it will ___
from your body

Answer 4

absorbed

pass

Question 5

Three stages of digestion

Answer 5

Mechanical or physical digestion (grinding)
Chemical digestion (dissolving)
Absorption (entering the tissues of the body)

Question 6

3 PROCESSES

Answer 6

Liquify food
Dissolve Food
Absorb nutrients

Question 7

___ are Organic

Catalysts. not used up in a reaction. increase the speed of a reaction. function over and over

Answer 7

Enzymes

Question 8

6 substances

considered food

Answer 8

Proteins
Carbohydrates
Lipids - fats and oils - Triglycerides
Minerals
Vitamins
Water

Question 9

Chemical Digestion turns

polymers into

Answer 9

monomers

Question 10

The digestive tube becomes unique at the Laryngopharynx with the beginning of the

Answer 10

esophagus

Question 11

medical term for gums

Answer 11

gingiva

Question 12

opening at the back of the mouth

Answer 12

fauces

Question 13

trigger for swallowing reflex

looks like a boxing ball

Answer 13

uvula

Question 14

Add fluids to food

Answer 14

salivary glands

Question 15

3 salivary glands

Answer 15

parotid salivary glands-located by ear-adds watery secretions

submandibular salivary glands- water and mucus

sublingual salivary glands- almost all mucus secretions

mix with food; cannot swallow food without secretions

Question 16

food that has been dozed with mucus, enzymes

Answer 16

chyme

Question 17

2 purposes for duodenum

Answer 17

neutralizes acids from stomach

adds large quantities of enzymes and bile to chyme

Question 18

Fluids from ___contain buffers to neutralize

Answer 18

pancreas

Question 19

Walls from duodenum produce

Answer 19

buffers

Question 20

Mucus production in pancreas protects it from

Answer 20

acidic chyme

Question 21

liver produces

Answer 21

bile

Question 22

physical digestion by liver in a way of the

causes fats to mix with water

Answer 22

bile

Question 23

water molecules and oil molecules to mix in suspension

ie: soap

Answer 23

emulsification

Question 24

pancreas is a dual gland meaning

Answer 24

endocrine gland

exocreine gland

Question 25

release chemical into the blood stream to be distributed

Answer 25

endocrine gland

Question 26

release substances out of the body

Answer 26

exocrine gland

Question 27

pancreas produces __from the endocrine portion

Answer 27

insulin

Question 28

enzymes are produced by

Answer 28

pancreas
mucosa
submucosa

Question 29

chemical compound that facilitates a chemical reaction, speeds it up, ie: enzyme

Answer 29

catalyst

Question 30

Purpose of large intestine

Answer 30

reclaim remaining water from chyme

7 liters lost as digestive fluids

all but 1% is reclaimed

Question 31

Moves too slowly. Not enough water in large intestine. Due to lack of fiber. Keeps food moving through the large intestine properly.

Answer 31

constipation

Question 32

Large intestine is taking up too much water; loosing too much water. Need to drink extra water. Moves too quickly

Answer 32

diarrhea

Question 33

__through colon determines the amount of water in feces.

Answer 33

speed

Question 34

The involuntary constriction and relaxation of the muscles of the intestine or another canal, creating wavelike movements that push the contents of the canal forward.

Answer 34

peristalsis

Question 35

System that liquifies food

dissolves nutrients

absorbs nutrients

Tube like passage deep in the body

Accessory organ to aid the process

Answer 35

Digestive System