Body Systems Quiz Review

What is the thick column of nerves that connects your brain to all the parts of your body?

• spine
• spinal chord
• axons
• nerves

What is the main organ in the nervous system that formulates thoughts, feelings, and movements?

• spinal chord
• nerves
• brain

A _____________ is a single cell that carries information through the nervous system.

• neuron
• axon
• nerve

What is a grouping of neurons, blood vessels, and connective tissue that carry messages between the brain and body?

• axon
• nerve
• spinal cord
• synapse

Name the most common type of blood cells that contain hemoglobin and carry oxygen.

• Capillaries
• Red Blood Cells
• Arteries
• Heart

Which organ does the heart pump blood to, to get oxygen?

• blood vessels
• alveoli
• veins
• lungs

Which is NOT a main part of the circulatory system?

• trachea
• heart
• blood vessels
• blood

Which type of blood vessels carry blood from all over the body back to the heart?

• capillaries
• bronchi
• veins
• diaphragm

What type of blood cells defend the body against germs?

• red blood cells
• white blood cells
• arterial blood cells

What are the tiny air sacs at the end of the bronchi that exchange oxygen and carbon dioxide into your bloodstream?

• cilia
• lungs
• alveoli
• bronchioles