2.3 Energy & Waste

Question 1

When you put food in your mouth.

Answer 1

Ingestion

Question 2

Where does mechanical and chemical digestion?

Answer 2

Yo big fat mouth

Question 3

The amount of energy in food.

Answer 3

Calorie

Question 4

The amount of energy it takes to raise the temperature of 1 kg of water by 1 c

Answer 4

Calorie

Question 5

Releases the energy from the processed food

Answer 5

Your digestive system

Question 6

The parts of food used by the body to grow and survive

Answer 6

Nutrients

Question 7

5 examples of nutrients

Answer 7

Proteins, Fats, Carbohydrates, Vitamins, and Minerals

Question 8

The mechanical and chemical breakdown of food into small particles and molecules that your body can absorb and use.

Answer 8

Digestion

Question 9

The 4 steps of digestion

Answer 9

Ingestion, Digestion, Absorption, and Elimination

Question 10

When you chew, mash, and grind food with your teeth and tongue.

Answer 10

Mechanical Digestion

Question 11

Break down pieces of food into small molecules

Answer 11

Chemical Digestion

Question 12

when you put food, such as bread, into your mouth.

Answer 12

Ingestion

Question 13

an enzyme, in your mouth, that helps break down carbohydrates

Answer 13

Saliva

Question 14

A muscular tube that connects the mouth to the stomach

Answer 14

Esophagus

Question 15

Food moves through the esophagus and the rest of the digestive tract by waves of muscle contractions

Answer 15

Peristalsis

Question 16

A large, hollow organ that stores food.

Answer 16

Stomach

Question 17

An adult stomach can hold about ___________ of food and liquid

Answer 17

2 Liters

Question 18

Enable the stomach to expand and hold large amounts of food.

Answer 18

The folds on the inner walls

Question 19

The cells in these folds produce chemicals that help break down ______________

Answer 19

Proteins

Question 20

This stomach fluid makes the stomach acidic

Answer 20

Gastric Juice

Question 21

an enzyme that helps break down the proteins in foods into amino acids

Answer 21

Pepsin

Question 22

A long tube that is connected to the stomach. It is about 7 m (23 FT) long.

Answer 22

Small Intestine

Question 23

Finger like projections that cover the folds of the small intestine

Answer 23

Villi

Question 24

Nutrients enter the blood through blood vessels in this digestive organ

Answer 24

Small Intestine

Question 25

Also known as this, The colon

Answer 25

Large intestine

Question 26

It is about 1.5 m (5 FT) long. It has a larger diameter (about 5 cm or 2 inches) than the small intestine

Answer 26

Large intestine

Question 27

Where water is absorbed, leaving behind semisolid waste.

Answer 27

Large intestine

Question 28

The final opening or “exit door” of the digestive system

Answer 28

Anus

Question 29

The last section of the large intestine, about 8 inches long

Answer 29

Rectum

Question 30

The semisolid waste that is ready to leave the digestion system

Answer 30

Feces

Question 31

Removes liquid waste from the body.

Answer 31

Urinary System

Question 32

Bean shaped organs that filter, or remove, waste from blood

Answer 32

Kidneys

Question 33

Ureters from the kidneys deliver liquid waste to this organ that is like a water balloon

Answer 33

Bladder