Body systems

Question 1

Digestive system:

What role does the mouth play?

Answer 1

The mouth

-breaks down the food with mechanical digestion

Question 2

If you laugh and talk while eating&raquo_space;

Answer 2

Choking

Question 3

How long does it take for the food to get to the stomach??

Answer 3

About 10 seconds.

Question 4

What is saliva and what does it do??

Answer 4

Saliva is spit you create when you eat, and it breaks down the food.

Question 5

What is the difference between the Small Intestine and the Large?

Answer 5

The small absorbs useful, smaller, foods with nutrients.

The large intestine takes any parts the body cannot use

Question 6

Circulatory system;
What is: A
V

Answer 6

Atrias and ventricules.

atria is the 2 chambers on top of the heart and ventricles are the chambers on the bottom.

Question 7

Veins carry the blood where?

Answer 7

Back to the heart.

Question 8

The blood travels though pipes called what?

Answer 8

Blood vessels

Question 9

53% of blood is made up of a liquid substance called ______ …

Answer 9

plasma

Question 10

What is the difference between white blood cells and red blood cells?

Answer 10

Red blood cells, carry oxygen from your lungs throughout the body.
White blood cells defend the body against diseases.

Question 11

Muscular system:

The body has how many muscles??

Answer 11

600 muscles.

Question 12

May delete: Muscles are attached to what:

Answer 12

Tendons

Question 13

What are the 3 ways muscles can move?

Answer 13

• expanding
• contracting
• shrinking

Question 14

What is the biggest muscle in the body?

Answer 14

Gluteus Maximus

Question 15

What are some types of muscles?

Answer 15

• Skeletal muscles
• smooth muscles
• cardiac muscles
• involuntary muscles
• voluntary muscles

Question 16

Nervous system:

nerves are made up of what?

Answer 16

Neurons

Question 17

Sensory nerves carry messages from another body part to where?

Answer 17

To the brain.

Question 18

Volunatary reflexes are:

Answer 18

Things you tell your body to do.

Question 19

Motor nerves transmit signals to the:

Answer 19

Outer body parts

Question 20

Nerves are based on the 5 what?

Answer 20

5 senses. Taste, touch, hear, smell, sight.

Question 21

Respiratory system:

What is inhalation and exhalation

Answer 21

Inhalation: Breathing in
Exhalation: breathing out

Question 22

Where are the diaphram muscles locates?

Answer 22

Right under the lungs, they give you room.

Question 23

Why is the lung on the left smaller than the one on the right?

Answer 23

It is smaller because it needs to leave room for the heart!

Question 24

Yawning is a way of….

Answer 24

Getting oxygen.

Question 25

Skeletal system:

the human body has how many bones??

Answer 25

206 bones!

Question 26

What does the skeletal system do for the body??

Answer 26

It gives the body shape, protects it, and lets it move.

Question 27

What are the 4 bone layers in order from outside to inside?

Answer 27

Periosteum, then compact bones, followed by cancellous bone, and last bone marrow.

Question 28

Whatn are the 4.. types of bones?!

Answer 28

Short bones, long bones, flat bones, sesamoid bones.

Question 29

What are the 3 most important bones and how?

Answer 29

Spine: allows you to sit/ stand.
Skull: protects the brain
Rib cage: protects the lungs/ hearts, and organs etc…

Question 30

Joints do what?

Answer 30

Joints allow bones to move back and fourth