body systems

What type of muscle works automatically?

• Leg
• Calf
• Voluntary
• Involuntary

Where does mechanical digestion begin?

• stomach

• esophagus

• pancreas

• mouth

Which body system gets oxygen from the environment and removes carbon dioxide and other wastes from the body?

• Circulatory

• Respiratory

• Digestive

• Skeletal

This muscle contracts and moves down to allow the lungs to expand during respiration.

• trachea

• bronchial tubes

• diaphragm

• epiglottis

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

• tissue

• organelle

• cell

• molecule

What picks up oxygen in the lungs and transports it through the body delivering it to the cells?

• epiglottis

• red blood cells

• white blood cells

• blood

Which of the following is not part of the digestive system?

• mouth
• esophagus
• heart
• intestines

Tags

NGSS.MS-LS1-7

Where does digestion begin?

• mouth
• esophagus
• stomach
• intestines

Tags

NGSS.MS-LS1-7

The main function of this organ is to break down and digest food to extract necessary nutrients.

• liver
• stomach
• esophagus
• lungs

Tags

NGSS.MS-LS1-7

Your body couldn’t breathe without this system. Which one is it?

• circulatory
• skeletal
• respiratory
• urinary

Tags

NGSS.MS-LS1-3