Body Systems

What is the role of the muscular system?

• Support the body

• Digest food and absorb nutrients

• Movement

• Transport oxygen

The excretory system is for removing solid waste and liquids?

• True

• False

What is the main function of the circulatory system?

• Movement

• to remove waste

• action and senses

• Transport blood around your body

The __________ system is responsible for all these jobs:

Making blood cells, supporting your body, allowing movement, storing minerals, and protecting your organs

• Muscular

• Skeletal

• Circulatory

• Excretory

What is the basic structural and functional unit of living organisms?

• cells

• atoms

• molecules

• organelles

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

What does "function" mean?

• How fast something moves

• What something does

• A measurement

cells that make up an organ.

• function

• muscle

• skin

• tissue

Tags

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You had a lot of water to drink earlier, now you realize need to use the bathroom. Which body system is NOT involved?

• Skeletal System

• Excretory System

• Digestive System

• Circulatory System

Answer explanation

Digestive - water is ingested, and absorbed through digestive system

Circulatory - water enters blood from digestive system

Excretory - filters blood, and excess water is filtered out and is collected in bladder to be excreted

How could the model of the digestive system be modified to show an interaction of the Digestive and Muscular systems?

• Show nutrients entering bloodstream from small intestine

• show food being moved through the esophagus (peristalsis)

• Show saliva acting on food in the mouth

• show digestive enzymes being released in the stomach

Answer explanation

The muscular system is involved in moving food through the digestive system. Muscles contract and relax to move food.

(see picture of peristalsis)

Tags

NGSS.MS-LS1-3

Which system transports nutrients and oxygen to the parts of the body?

• Respiratory System

• Digestive System

• Circulatory System

• Integumentary System