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What happens when new skin cells form in the bottom layers?

They push the other cells outward and away from any blood supply. By the time they get to the surface they are dead.

Describe the shape and function of muscle cells.

They are long fibers (like threads) made of protein. They work in bundles to make muscles strong.

What are cilia and what do they do?

Cilia are waving hair-like structures that sweep dirt and germs our of the airways.

Name some parts you will find in your skin.

Skin cells, oil gland, hair follicle, sweat gland, muscle tissue, fat tissue, blood vessels and nerve cells.

What do sweat glands do?

Release sweat from the body which cools the body and carries away waste.

Is skin made up of just flat skin cells?

No, it has many tissues working together to do many jobs.

Describe the shape and function of flat cells.

They join or overlap to cover a surface. It helps to make the surface both strong and flexible.

Give an example of round cells.

Red blood cells

Name two functions of hair.

1. Holds warm air next to your body.
2. Protects your skin

What is a tissue?

A group of the same kind of cells working together to do the same job.

How many different kinds of cells are in your body?

About 200

Describe the shape and function of round cells.

They are round discs with tow big dimples and a smooth shape. Their shape helps them move easily through blood vessels.

Give an example of flat cells.

Skin Cells

Give an example of branching cells.

Nerve Cells

This is a grouping of different tissues combined together into one structure.


Give 4 examples of organs in our body.

1. Heart
2. Eyes
3. Ears
4. Stomach

Where does hair form?

In the cells at the bottom of hair follicles.

What type of cell would a stomach lining tissue most likely have?

Flat cell

Describe the shape and function of branching cells.

They have great length and they help signals reach the brain quickly.

Why do cells have different shapes?

To fit different jobs.

Give 4 examples of plant organs.

1. Stem
2. Roots
3. Leaves
4. Flowers

What is your largest organ?

Our skin

How is a tissue like a team?

The cells in a tissue work together to do the same job the same way the members of a team work together to do the same job.

What is the outer layer of skin made up of?

Dead cells.

These carry oxygen to all of your cells.

Red Blood Cells

What helps to keep the skin soft?

Oil glands

What type of cell is responsible for communicating signals between the brain and other parts of the body?

Branching cells

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