Body Systems Review/Study Guide

What is the major function of the human digestive system?

• Absorbs nutrients from food

• Eliminates liquid waste material

• Breakdown food chemically

• Responds to stimuli

Which system contains the organs; esophagus, stomach, small intestine?

• endocrine

• integumentary

• lymphatic

• digestive

Homeostasis helps your body maintain a

• stable oxygen rich blood

• energy by breaking down food

• unstable external environment

• stable internal environment

What is the main function of the circulatory system?

• Movement

• to remove waste

• action and senses

• Transport blood around your body

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

• cells

• atoms

• molecules

• organelles

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cells that make up an organ.

• function

• muscle

• skin

• tissue

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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

Reorder the following from simplest to most complex.

• Cell

• Organ

• Organ System

• Tissue

• Organelle

Drag the images to match the labels

• Organism

• 
• Organ

• 
• Cell

• 
• Tissue

• 
• Organ System

• 

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The _____ is the first part of the digestive system.

• large intestine

• stomach

• mouth