Grade 5, Chapter 3 Science Study Guide:blount

Front 1

What does the circulatory system do? 3

Back 1

Brings food and oxygen to body cells and removes waste from cells.

The body's transportation system.

Includes the heart, blood,and blood vessels.

Front 2

What are tubes that carry blood through the body?

Back 2

Blood vessels

Front 3

What are the parts of the blood and their functions? 1. Plasma______________ 4

Back 3

1. Plasma

Carries the cells wastes away.

Provides water to the cells.

Moves some chemicals, such adrenaline from onebody part to another.

Plasma carries growth hormone from the brain to where it is needed in the body.

Front 4

Parts of the blood and their functions. 2. Red Blood Cells _______________ 2

Back 4

2. Red Blood Cells

Carry oxygen to the cells.

Bright red when carrying oxygen and dark red after they give oxygen to the cells. Blood is never blue.

Front 5

3. White blood cells. 3

Back 5

3. White Blood Cells

Protects the body against germs and other harmful substances.

You have more white blood cells when your body needs to fight infection

Different sizes and shapes.

Front 6

4. Platelets . 2

Back 6

Pieces of cells that float in your blood.

Clump together and form a blood clot to stop bleeding when a blood vessel is cut.

Front 7

If you fall and scrape your knee, white blood cells and platelets would work together to protect you. Explain how they do this.

Back 7

The white blood cells would attack germs that enter your body through your skin and the platelets would form a blood clot at the wound site to stop the bleeding.

Front 8

There are 3 types of blood vessels.

Back 8

arteries, veins, and capillaries

Front 9

Carries blood with lots of oxygen away from the heart to the lungs and to the rest of the body.

Back 9

arteries

Front 11

smallest blood vessels, walls are 1 cell thick, connect arteries with veins, oxygen moved from the blood in this vessel to the cells, CO2 and wastes go from the cells into here.

Back 11

capillaries

Front 12

What breaks down food so that nutrients can enter the blood and reach the body's cells?

Back 12

Digestive System

Front 13

What is a tube that carries food to your stomach?

Back 13

esophagus

Front 14

Digestion begins in the _________.

Back 14

mouth

Front 15

_______breaks down your food and your _________cut and grind the food.

Back 15

saliva, teeth

Front 16

what cleans the blood?

Back 16

urinary system

Front 17

what are organs that remove wastes from the blood?

Back 17

kidneys

Front 18

What's function is to exchange gases between the outside air and the blood?

Back 18

respiratory system

Front 19

what is the thick, sticky fluid that lines your respiratory system?

Back 19

mucus

Front 20

what is the tube that carries air from the larynx to the lungs?

Back 20

trachea

Front 21

what are air sacs in the lungs?

Back 21

alveoli

Front 22

Two things happen in the alveoli (air sacs) at the same time. _________ leaves the ________and enters the _________.

_________ leaves the ________and enters the lungs.

Back 22

O2, lungs, blood

CO2, blood, lungs

Front 23

the amount of air that a person can blow out after a deep breath

Back 23

vital lung capacity

Front 24

the __________ & __________ work together to get ________ to the cells and __________ from the cells.

Back 24

respiratory system, circulatory system, O2, CO2

Front 25

When you hold your breath, your skin and your brain sends a message to the ________ on the rib muscles telling them to _________ because too much _________ is building up in the blood.

Back 25

diaphragm, breathe, CO2

Front 27

What pumps blood?

Back 27

Heart

Front 28

Heart- Divided into _______sides. Each side works to send blood through the body.

Back 28

2

Front 29

Each side of the heart has an _______(upper part) and a ________(lower part).

Back 29

atrium, ventricle

Front 30

The right side of the heart pumps blood to the _________.

Back 30

lungs

Front 31

It collects blood that has circulated through the body and pumps it to the __________

Back 31

lungs

Front 32

The blood then flows to the ______ side of the heart where it moves blood through ________ to the body.

Back 32

left, arteries

Front 33

The left side of the heart collects_________-rich blood and pumps it through the arteries to the body.

Back 33

oxygen

Front 34

The heart has ________ that keeps blood flowing one-way (in the right direction). _________ act like doors. They keep blood flowing ___________ way.

Back 34

valves, Valves, one

Front 35

_____________ in the heart supply the heart with _______, _________, and ________ it needs to keep pumping.

Back 35

Blood vessels, oxygen, nutrients, water

Front 36

blood vessels that carry blood away from the heart

Back 36

artery

Front 37

smallest part of blood vessel that connects an artery with a vein

Back 37

CAPILLARY

Front 38

blood vessel that carries blood to the heart

Back 38

vein

Front 39

flaps that keeps blood flowing into the right direction

Back 39

valve

Front 40

dome-shaped muscle that forms the bottom of the chest area

Back 40

diaphragm

Front 41

cells that carry oxygen to the cells

Back 41

red blood cells

Front 42

help protect the body from germs and other harmful things

Back 42

white blood cells

Front 43

pieces of cells that float in the blood that helps stop bleeding by forming clots

Back 43

platelets

Front 44

sticky fluid that traps dust and germs

Back 44

mucus

Front 45

tube that carries food to the stomach

Back 45

esophagus

Front 46

system that transports food and oxygen to each cell and takes away the cell's wastes

Back 46

circulatory system

Front 47

system that exchanges gases between the outside air and the blood

Back 47

respiratory system

Front 48

system that breaks down food so that nutrients can enter the blood and reach the body's cells

Back 48

digestive system