Specialized cells

Which type of specialized cell carries oxygen from the lungs all over the body?

• red blood cells

• skin cells

• muscle cells

• white blood cells (macrophages)

• nerve cells (neurons)

Which type of specialized cell carries electrical signals through the body to the brain?

• red blood cells

• squamous (skin) cells

• muscle cells

• white blood cells (macrophages)

• nerve cells (neurons)

Why would some cells contain more mitochondria than others?

• They need more oxygen

• They require more energy

• They are bigger

• They wouldn't; all cells contain the same amount of mitochondria

The ___________ is the basic unit of life

• organ
• cell
• atom
• tissue

What is the liquid part of the blood?

• Red blood cells

• White blood cells

• Plasma

• Minerals

What substance makes the red blood cells red?

• Plasma

• Heamoglobin

• Vitamins

• Oxygen

What features of the RBC give it more surface area to carry oxygen?

• Biconcave

• No nuclues

• Heamoglobin

• Small and flexible

What helps the neuron carry message from the body to the brain?

• Long axon

• Numerous

• Branches

• Insulation

What helps neurons carry electrical messages faster?

• Numerous

• Branched

• Long

• Insulation

What are the features of this cell to help it in its function?

• Many hair like structure

• Rectangular

• Many mitochondria

• Nuclues