Which organ systems help deliver oxygen to

body cells?

digestive and excretory systems

circulatory and immune systems

endocrine and muscular systems

respiratory and circulatory systems

You are so You are so smart!smart!

That is Incorrect!That is Incorrect!

When a person’s body needs water, the brain

helps maintain homeostasis by sending signals that make the

personfeel thirsty.

perspire.

put on a sweater.

feel tired.

WHOA! Think about it

again!

Messages are carried back and forth

between the brain and every part of the

body byrespiratory tissue.

nerve tissue.

the circulatory system.

digestive tissue.

WOW!YOU ARE DOING GREAT!

Nerve tissue carries messages.

QuitMONKEY-ING

around and THINK about

it.

Orangutan Head close- up. Discovery Communications, Inc.. 2005. unitedstreaming.

13 February 2006 <http://www.unitedstreaming.com/>

Which organ systems help fight disease?

excretory and digestive systems

circulatory and immune systems

muscular and skeletal systems

digestive and endocrine systems

White Blood Cells are part of the immune and circulatory system.

OOPS! I wonder if you plug in your brain

if it would help. Click the arrow

to try again.

Which of the following is NOT a function of the

digestive system?

keeping the body in a steady internal state

eliminating undigested wastes from the body

breaking down food into molecules that the body can use

absorbing food molecules into the blood

CORRECT!DigestiveSystem

Try it Again!Try it Again!Try it Again!

The best diet for preventing heart

disease and other problems includes only

small amounts of

fruits and vegetables.

fats and sugars.

pasta, bread, and cereal.

milk, yogurt, and cheese.

Which disease is caused by a

virus?Tetanus

Athlete’s Foot

Cancer

Colds

Great Job!

I am going to scream! Can I try again?

What organ produces bile?

stomach

small intestine

liver

pancreas

The liver The liver produces produces

bile.bile.

Try Again!

Which nutrient is needed in order for

all body processes to take place?water

vitamins

carbohydrates

fats

YOOOU need to

try again!

Which of these is NOT a function of the cardiovascular

system?attacking disease-causing microorganisms

carrying oxygen, glucose, and other needed materials to cells

controlling many body processes by means of chemicals

carrying waste products away from cells

Fantastic!

KEEP ONKEEP ONTRYING!TRYING!

Needed substances are

carried to the body cells by

food

blood

enzymes

water

It is a good thing that you

get to try again!

Blood vessels that carry blood away from the

heart are called

veins.

arteries.

lymphatic vessels.

capillaries.

I think you need

to try again!

Atherosclerosis is a condition in

whichblood pressure is consistently higher than normal.

muscles in artery walls lose their ability to contact.

capillaries widen and release too much fluid.

artery walls thicken as the result of a buildup of fatty materials.

Right ON! Atherosclerosis Right ON! Atherosclerosis can lead to heart attacks.can lead to heart attacks.

That is Incorrect!That is Incorrect!

Hypertension is a condition in

whichblood pressure is consistently lower than normal.

blood pressure is consistently higher than normal.

fatty deposits build up on artery walls.

some of the heart muscle dies.

Hypertension = High Blood Pressure

Think about it and try again!

What is the main function of the excretory system?

to protect the nervous system

to strengthen skeletal muscles

to bring oxygen to body cells

to collect and remove wastes from the body

WOW

!

YOU ARE D

OING G

REAT!

Excretory System

Swim back and try again!

Which organ of the excretory system

stores urine until the body is ready to

eliminate it?urea

urinary bladder

ureters

urethra

OOPS! I wonder if you plug in your brain

if it would help. Click the arrow

to try again.

What function do the

kidneys perform?

eliminate carbon dioxide

supply oxygen to body cells

eliminate urea and excess water

play a role in gas exchange

CORRECT!

Try it Again!Try it Again!Try it Again!

Louis Pasteur demonstrated

that killing organisms that cause a disease

could

prevent the spread of that disease.

be accomplished only with antibiotics.

make a person sick with that disease.

be accomplished only with over-the-counter medications.

Great Job!

Keep “fishing” for the correct

answer.

If a person’s pancreas does not produce enough

insulin, the person has

AIDS.

a disease caused by bacteria.

allergies.

diabetes.

Great Job!

Don’t be a bug.

Try again!

A plant cell

A neuron

A protist

A root

You know your

nerve cells!!

It is a good thing that you

get to try again!

A change or signal in the environment

that can make an organism

react is called a(n)

stimulus.

reaction.

response.

impulse.

WOW! You know your stimuli!

STOPGo Back Try Again

The thick column of nerve tissue that links the brain to most of

the nerves in the peripheral nervous

system is the

brain.

spinal cord.

cornea.

cerebellum.

KEEP ONKEEP ONTRYING!TRYING!

The way the endocrine system

maintains homeostasis is often

compared to a(n)violent thunderstorm that startles people and increases their

heartbeat.

heating system that turns a furnace on and off to control a room’s temperature.

monthly cycle that releases an egg from an ovary.

period of human development that takes about nine months to be completed.

It is a good thing that you

get to try again!

The endocrine system acts on the body through chemical products called

hormones.

blood and saliva.

target cells.

sugars.

Great Job!Great Job!

I think you need

to try again!

Which organ below connects the mouth and

nose to the stomach?trachea windpipe

esophagus larynx

Yay!!! You are right. The

esophagus connects the

mouth and nose to the stomach and moves the

food by peristalsis.

Try

Again!!!

The Human Body 20 min