Body Systems 2021

What type of muscle works automatically?

• Leg
• Calf
• Voluntary
• Involuntary

Which of the following is an example of homeostasis?

• taking out the trash
• drinking water
• sweating on a hot day
• taking a shower

Where does mechanical digestion begin?

• stomach
• esophagus
• pancreas
• mouth

The smallest unit that is a building block for all life.

• tissue
• organelle
• cell
• molecule

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Urine is one way that our body gets rid of ___________.

• pee
• liquids
• waste
• carbon dioxide

This tube is made of smooth muscle and carries food from your mouth to your stomach.

• trachea
• intestines
• esophagus
• urethra

The two major organs of the respiratory system where the gas exchange takes place are called ______.

• stomachs
• brains
• lungs
• nerves

The movement of blood through the heart and body is called ______.

• circulation
• ventriculation
• locomotion
• pumping heart

The nervous system is made up of these three parts:

• Brain, heart, and spinal cord
• Brain, spinal cord, and nerves
• Nerves, arteries, and veins
• Nerves, liver, and heart

Which type of blood cell helps protect your body from disease and infection, classifying it as belonging to both the circulatory system and immune system?

• red blood cells

• white blood cells

• platelets

• plasma