HBS Intro 1

What is responsible for delivering oxygen and removing carbon dioxide from the body?

• cell nucleus
• excretory system
• nervous tissue
• respiratory system

The __________ is the main organ of the nervous system.

• heart
• lungs
• brain
• skin

The circulatory system uses _________ to deliver oxygen to the rest of the body.

• blood cells

• lungs and nose

• Stomach

• brain and spinal cord

Which of the following shows the levels of organization of an organism from LEAST to MOST complex.

• cells-tissues-systems-organs
• organs-cells-systems-tissues
• systems-organs-tissues-cells
• cells-tissues-organs-systems

What body system makes your body move? 

• Circulatory
• Respiratory
• Skeletal
• Muscular

Your heart, blood vessels, red blood cells and white blood cells make up your....

• Nervous system

• Respiratory system

• Circulatory system

• Immune system

What does the nervous system do?

• Help your body move

• Sends electrical message throughout the body and control other body systems

• Help with digestion

• Control muscle contraction

What is the function of the digestive system?

• Controls all other systems in the body

• Breaks down food and absorbs nutrients

• Carries blood to all parts of the body and provides cells with oxygen

• It brings air containing oxygen into the body and releases carbon dioxide to the atmosphere

The system that helps your body fight a virus such as the flu or a cold:

• Circulatory system

• Nervous system

• Respiratory system

• Immune system

Some cells form into larger groups called...

• Organs
• Tissues
• Organ systems
• Organisms