Ch 1. Wonderfully Made Flashcards
Which system helps you see, hear, feel, smell, and taste?
The nervous system
What are the three main parts of the nervous system?
the brain
the nerves
the spinal cord
What does your brain do?
The brain controls the whole body.
What do your nerves do?
The nerves carry messages to and from the brain.
What do you call the bundle of nerve cells found in the backbone?
The spinal cord
Which bone helps protect your brain?
The skull
Which bone helps protect your spinal cord?
The backbone
What are the five main senses?
sight
hearing
smell
taste
touch
What do we call the parts of the body that are designed especially to help us react to the things around us?
The sense (or sensory) organs
What do you call the part of the eye that is coloured brown, blue, green, or grey?
The iris
Which part of the eye controls the amount of light that enters the eye?
The iris
What do you call the black circle in the middle of the iris?
The pupil
What does the pupil do?
The pupil is the opening that lets light into the eye.
What do we call the part of the eye that focuses on what we’re looking at?
The lens
What do we call the part of the eye that receives a picture of what we’re looking at?
The retina
Which nerve carries the message of what you have just seen to your brain?
The optic nerve
What did God give us to help protect our eyes?
forehead
cheekbones
eyelids
eyelashes
tears
How can we help take care of our eyes?
use the right amount of light
keep sharp things away
eat foods with Vitamin A
What are some foods rich in Vitamin A?
carrots
cheese
eggs
liver
peas
peaches
When you read and write, what direction should the light come from?
above or behind
How do eyelids and eyelashes protect our eyes?
They help to keep dust and other objects out of our eyes.
How do tears help our eyes?
They keep our eyes moist and wash dust and dirt from the eyes.
What does vibrate mean?
To move rapidly back and forth
What are sound waves?
Sound waves are sound vibrations travelling through the air.
What does sound travel through?
air
water
solids
What are the three main parts of the ear?
outer ear
middle ear
inner ear
How do sound waves enter the ear?
Through the auditory canal.
What do we call the thin piece of skin that separates the outer ear from the middle ear?
The eardrum
What are the three tiny bones in the middle ear called?
hammer
anvil
stirrup
What do we call the part of the inner ear that has liquid inside it?
The cochlea
(COCK-lee-ah)
Which nerve sends sound messages to the brain?
The auditory nerve
How does God help protect our ears?
He designed our skull and he lined the auditory canal with tiny hairs and glands that make wax.
How do the hairs and wax in our ears protect them?
They work together to stop dust and other small particles (and sometimes insects!) from getting into the middle ear.
How can you help to protect your ears?
Don’t stick objects in your ear
Protect your ears from sharp blows (hits)
Avoid very loud noises
Which two senses are closely connected?
Smell and taste
How do odours reach the nose?
The molecules travel through the air.
What are molecules?
Molecules are tiny particles.
What do we call the little bumps on our tongue?
Taste buds
What tastes do your taste buds detect?
sweet
salty
sour
bitter
Where are the nerves of smell located?
The nerves of smell are located in the upper lining of our noses.
Where are the nerves of taste located?
The nerves of taste are located in our taste buds.
Which organ gives us our sense of touch?
Our skin
What are some of the other things our skin does?
Our skin protects covers and protects our whole body
Our skin helps our bodies to stay at an even temperature.
What do we call the tiny holes in our skin?
Pores
Is our skin equally sensitive all over our body?
No, some areas of our skin are more sensitive than others.
What is an area of skin that is quite sensitive to touch?
Our fingertips are very sensitive to touch.
Name an area of our skin that is less sensitive to touch.
Our arms are less sensitive to touch.
Why is it important that we feel pain?
Pain tells our body that something is wrong or dangerous.
What protects the skin at the ends of our fingers?
Fingernails
What protects the skin at the end of our toes?
Toenails
How does your skin help you stay cool on a warm day?
Your pores open and release sweat to help cool your body.
How does your skin help you stay warm when you are cold?
The pores close up and form goosebumps to keep the heat in.
What do we call the crust that grows over a wound until new skin is formed?
A scab
What helps to stop our skin and hair from drying out?
Oil glands
How can you help to protect your skin?
By keeping it clean
This part of the ear is the…
outer ear
This part of the ear is the…
auditory canal
This part of the ear is the…
ear drum
This part of the ear is the…
hammer
This part of the ear is the…
anvil
This part of the ear is the…
stirrup
This part of the ear is the…
cochlea
This part of the ear is the…
auditory nerve
This part of the eye is the…
pupil
This part of the eye is the…
iris
