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Fourth Grade (Grade 4) Anatomy and Physiology Questions

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Grade 4 Respiration, Digestion, and Excretion
Food gives us
  1. energy.
  2. sunlight.
  3. oxygen.
  4. all of the above
Grade 4 Circulatory and Immune Systems
Your heart
  1. is a muscle.
  2. carries carbon dioxide to your cells.
  3. holds your emotions.
  4. all the above
Grade 4 Respiration, Digestion, and Excretion
Your heart and                 work together to supply your body with oxygen and remove carbon dioxide from your body.
  1. stomach
  2. fist
  3. lungs
  4. brain
Grade 4 Respiration, Digestion, and Excretion
Your respiratory system helps you
  1. move.
  2. breathe.
  3. digest food.
Grade 4 Respiration, Digestion, and Excretion
Food the body cannot use is stored in the
  1. stomach.
  2. large intestine.
  3. mouth.
  4. small intestine.
Grade 4 Respiration, Digestion, and Excretion
Where does digestion start?
  1. mouth
  2. small intestine
  3. large intestine
  4. stomach
Grade 4 Respiration, Digestion, and Excretion
What does your body need that it gets from air?
  1. carbon dioxide
  2. oxygen
  3. nitrogen
Grade 4 Circulatory and Immune Systems
Your heart's job is to
  1. make heat to keep your body warm.
  2. make you strong.
  3. move blood to all parts of your body.
  4. help you breathe.
Grade 4 Skin, Skeleton, and Muscles
What type of muscles can you control by thinking?
  1. smooth muscles
  2. skeletal muscles
  3. heart muscles
  4. cardiac muscles
Grade 4 Anatomical Organization
When several organs work together carrying on life functions, they form a(n)
  1. organism.
  2. organ.
  3. system.
  4. organ system.
Grade 4 Respiration, Digestion, and Excretion
This substance, also known as "spit," is in your mouth to help break up food.
  1. medicine
  2. salt
  3. taste buds
  4. saliva
Grade 4 Respiration, Digestion, and Excretion
Which part of the digestive system makes food mostly liquid?
  1. stomach
  2. esophagus
  3. small intestine
  4. large intestine
Grade 4 Anatomical Organization
List the levels of organization from smallest to largest.
  1. tissues-organ systems-organs-cells-body
  2. cells-tissues-organs-body-organ systems
  3. cells-tissues-organs-organ systems-body
  4. organs-tissues-body-cells-organ systems
Grade 4 Skin, Skeleton, and Muscles
Each bone that makes up the backbone is called a(n)
  1. vertebrate.
  2. invertebrate.
  3. vertebra.
  4. scale.
Grade 4 Skin, Skeleton, and Muscles
A system that includes all the bones in the body is a
  1. joint.
  2. skeleton.
  3. torso.
  4. skull.
Grade 4 Skin, Skeleton, and Muscles
                are the place where two bones meet or connect.
  1. Joints
  2. Lungs
  3. Muscles
Grade 4 Skin, Skeleton, and Muscles
What two systems work together to help organisms move?
  1. muscular and circulatory
  2. skeletal and digestive
  3. muscular and skeletal
  4. skeletal and respiratory
Grade 4 Skin, Skeleton, and Muscles
What bones protect your heart and lungs?
  1. breastbone
  2. rib cage
  3. collarbone
  4. wrist bones
Grade 4 Respiration, Digestion, and Excretion
What do the respiratory and the circulatory systems work together to do?
  1. deliver calcium to the bones
  2. deliver blood to your lungs
  3. deliver oxygen and nutrients to cells throughout the body
Grade 4 Skin, Skeleton, and Muscles
Which is the hardest, most durable part of our bodies?
  1. lungs
  2. bone
  3. stomach
  4. skin
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