Managing Materials-- Kaylee Liu, Period 1

In the cardiovascular system, the heart pumps blood through the body using various ________.

• Muscles

• Blood

  vessels

• White blood cells

• Red blood cells

The circulatory system also removes waste products and helps

to fight off diseases and infections

• True

• False

What is diffusion?

• Materials move from an area of high concentration to one of lower concentration

• The force with which ventricles of the heart contract

• Where gases move between the alveoli and the blood

The pumping action of the ventricles is strong enough to push blood

throughout your body

• Liver

• Lungs

• Kidney

• Blood pressure

What is the purpose of the respiratory system?

• Fill up our oxygen in our body

• To just bring air for us

• Bring air containing oxygen into your body and remove carbon dioxide and water from your body

When you inhale, your rib muscles and diaphragm contract.

What does your chest do?

• Only moves upward

• Moves from side to side

• Only moves downward

• Moves upward and outward as it expands

What do gases move in between with?

• Alveoli and the blood

• Blood vessels

• Through carbon dioxide and water

• Capillary walls

The kidneys are two bean-shaped organs that _____?

• Break down chemicals in your body

• Filter blood and regulate the amount of water in the body

• Filter only blood, but doesn't regulate the amount of water in your body

True or False: Your integumentary system (which also includes your skin), can remove waste.

• True

• False

If a disease or some blockage prevents these (waste) products from being removed, the body's internal environment can become ____?

• Deadly

• Toxic

• Stronger