G4 2Q CELLS TISSUES ORGANS NOTES PT1

What is the smallest unit of an organism?

• Nerve cells

• Glial cells

• Red blood cells

• Cells

How many different kinds of cells are there in the human body?

• 100

• 200

• 300

• 400

Which type of cells make up the skin?

• Red blood cells

• Skin cells

• Muscle cells

• Bone cells

What is the function of red blood cells?

• Bring oxygen to the body

• Act as a covering for the body

• Make up bones and muscles

• Send electrical signals to the body

Which type of tissue forms the surface covering of the body?

• Epithelial tissue

• Connective tissue

• Muscle tissue

• Nervous tissue

What is the function of connective tissue?

• Join and support body organs

• Produce movement

• Send electrical signals to the body

• Form surface covering

Which type of tissue can contract and relax to produce movement?

• Epithelial tissue

• Connective tissue

• Muscle tissue

• Nervous tissue

Where is nervous tissue found?

• Brain, nerves, and sense organs

• Skin and body covering

• Bones and ligaments

• Stomach and heart

What is the function of epithelial tissue?

• Join and support body organs

• Produce movement

• Send electrical signals to the body

• Form surface covering

Which type of tissue covers and protects inner tissues?

• Epithelial tissue

• Connective tissue

• Muscle tissue

• Nervous tissue