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Core Knowledge 6th grade Immune System

Total questions: 24

Worksheet time: 8mins

Name
Class
Date
1.

Tiny blood vessels small enough that red blood cells must pass through them ONE at a time

a)

Lymph Nodes

b)

Arteries

c)

Veins

d)

Capillaries

2.

Blood cells that carry oxygen OUT to the organs and tissues of the body.

a)

White Blood Cells

b)

Red Blood Cells

c)

Platelets

d)

Lymph

3.

The liquid part of the blood

a)

plamsa

b)

platelets

c)

red blood cells

d)

white blood cells

4.

blood vessels that carry blood AWAY from the heart

a)

capillaries

b)

veins

c)

arteries

d)

lymph nodes

5.

masses of tissue that filter out bacteria and other foreign matter

a)

lymph node

b)

lymph

c)

white blood cells

d)

platelets

6.

blood cells that fight diseases

a)

white blood cells

b)

platelets

c)

red blood cells

d)

lymph nodes

7.

Why is blood in the veins dark red?

a)

it holds a lot of oxygen and has iron in it

b)

it holds very little oxygen and has iron in it

8.

a blood cell that helps stop bleeding by causing blood to clot

a)

platelets

b)

plamsa

c)

red blood cells

d)

white blood cells

9.

a pale fluid that carries white blood cells through the lymphatic system

a)

red blood cells

b)

platelets

c)

plasma

d)

lymph

10.

blood vessels that carry blood BACK to the heart

a)

capillaries

b)

veins

c)

arteries

d)

lymph nodes

11.

What is a stroke?

a)

When an artery leading to the heart becomes clogged, resulting in death of part of the heart.

b)

When an artery leading to the brain becomes clogged, brain cells die from lack of oxygen.

c)

When you've already had a disease and your body has built antibodies to fight that disease,

d)

Introducing your body to a weakened disease so you can create anitbodies.

12.

What is a heart attack?

a)

When an artery leading to the heart becomes clogged, resulting in death of part of the heart.

b)

When an artery leading to the brain becomes clogged, brain cells die from lack of oxygen.

c)

When you've already had a disease and your body has built antibodies to fight that disease,

d)

Introducing your body to a weakened disease so you can create anitbodies.

13.

What is immunity?

a)

When an artery leading to the heart becomes clogged, resulting in death of part of the heart.

b)

When an artery leading to the brain becomes clogged, brain cells die from lack of oxygen.

c)

When you've already had a disease and your body has built antibodies to fight that disease,

d)

Introducing your body to a weakened disease so you can create anitbodies.

14.

What is vaccination?

a)

When an artery leading to the heart becomes clogged, resulting in death of part of the heart.

b)

When an artery leading to the brain becomes clogged, brain cells die from lack of oxygen.

c)

When you've already had a disease and your body has built antibodies to fight that disease,

d)

Introducing your body to a weakened disease so you can create anitbodies.

15.

Alexander Fleming discovered the first...

a)

rabies

b)

vaccine

c)

flu

d)

antibiotic (penicillin)

16.

Edward Jenner discovered the first...

a)

rabies

b)

vaccine

c)

flu

d)

antibiotic (penicillin)

17.

What are three examples of non-communicable diseases?

a)

smallpox

b)

hemophilia

c)

lung cancer

d)

scurvy

e)

flu

18.

What is a zoonotic disease?

a)

a cold you catch at the zoo

b)

a disease that you catch from zooplankton

c)

a disease that can be passed from animals to humans

d)

a disease that is cured by animals

19.

Some bacteria are ....

a)

good at digesting plant matter

b)

release vitamins

c)

breaking down sugar

d)

are located in you gut (stomach, intestines)

20.

Where are antigens located?

a)

on the outside of viruses and bacteria

b)

only on the outside of bacteria

c)

only on the outside of viruses

d)

on the inside of bacteria and viruses

21.

What is the path blood travels as it is pumped from your heart?

a)

Heart-> Lungs-> Arteries-> Capillaries-> Veins-> Heart

b)

Heart->Lungs->Heart-> Capillaries-> Arteries-> Veins->Heart

c)

Heart->Lungs->Heart-> Veins->Capillaries-> Arteries->Heart

d)

Heart->Lungs->Heart-> Arteries->Capillaries-> Veins->Heart

22.

What is called a "liquid tissue"?

a)

blood and lymph 1

b)

platelets

c)

white blood cells

d)

red blood cells

e)

lymph 1

23.

Draw arrows to show the flow of blood.

24.

What is the airspeed velocity of an unladen European Swallow?

a)

48 MPH

b)

100 MPH

c)

120 MPH

d)

24 MPH