Share L4.4 - Digestion and Excretion_ 6th Grade Science A
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What is the main function of the digestive system?
Stores oxygen for cells
Produces hormones
Controls heart rate
Breaks down food into small molecules for the body to use
What is the main function of the excretory system?
Controls movement of muscles
Removes waste and regulates water levels
Produces oxygen
Creates energy
What does the mouth do in digestion?
Absorbs nutrients
Produces red blood cells
Mechanically breaks down food by chewing
Stores food
What happens in the stomach?
Filters blood
Absorbs nutrients into blood
Stores solid waste
Grinds food and mixes it with digestive juices
What happens in the intestines?
Breaks down food and absorbs nutrients
Creates bile
Produces blood cells
Stores oxygen
What is the role of the large intestine?
Creates energy
Produces red blood cells
Removes solid waste from the body
Stores nutrients
What is the function of the kidneys?
Control heartbeat
Break down food
Filter waste from blood and regulate water
Absorb oxygen
What is the function of the bladder?
Absorbs nutrients
Stores urine temporarily
Produces red blood cells
Breaks down food
What type of waste does the kidneys remove?
Liquid waste
Solid waste
Food waste
Gas waste
What type of waste does the large intestine remove?
Gas waste
Solid waste
Liquid waste
Energy waste
Which system filters the blood?
Muscular system
Nervous system
Respiratory system
Excretory system
Which system carries nutrients from the intestines to cells?
Circulatory system
Nervous system
Respiratory system
Skeletal system
How do muscles help digestion?
They absorb nutrients
They create bile
They move food through the system
They produce enzymes
What tells the digestive system when to start working?
The muscular system
The nervous system
The skeletal system
The respiratory system
What system provides oxygen to intestinal cells?
The circulatory system
The nervous system
The skeletal system
The respiratory system
What nutrient group gives quick energy?
Proteins
Carbohydrates
Fats
Vitamins
