Class 3 GK Worksheet: Human Body Systems
Remember (Which team?): Digestive: food pipe, stomach, intestines, liver. Respiratory: windpipe, lungs. Circulatory: heart, blood vessels, blood. Nervous: brain, spinal cord, nerves. Skeletal: skull, ribs, backbone. Jobs: heart – pumps blood, lungs – take in oxygen, kidneys – clean the blood, skull – protects the brain, ribs – guard heart and lungs. Numbers: 206 bones, 4 chambers in the heart, 2 lungs, 2 kidneys, 32 grown-up teeth.
NameDateTime takenScore ___ / 40
- 1.Which of these is part of the digestive system? (a) food pipe (b) thigh bone (c) rib (d) backbone
- 2.True or false: guarding heart and lungs is a job of the ribs. (a) False (b) True
- 3.Which of these is part of the digestive system? (a) large intestine (b) thigh bone (c) windpipe (d) skull
- 4.🫁 How many lungs do we have?
- 5.🫀 The blood vessel is part of which body system? (a) respiratory system (b) circulatory system (c) skeletal system (d) nervous system
- 6.True or false: churning food is a job of the brain. (a) False (b) True
- 7.True or false: thinking and learning is a job of the brain. (a) True (b) False
- 8.What is a job of the stomach? (a) churning food (b) guarding heart and lungs (c) cleaning the blood (d) pulling bones to move
- 9.What is a job of the kidneys? (a) thinking and learning (b) pulling bones to move (c) covering the body (d) cleaning the blood
- 10.🩺 Which body part has this job: cleaning the blood? (a) skull (b) brain (c) lungs (d) kidneys
- 11.Which of these is part of the respiratory system? (a) backbone (b) lung (c) liver (d) large intestine
- 12.Which of these is part of the digestive system? (a) backbone (b) small intestine (c) blood vessel (d) spinal cord
- 13.Which of these is part of the respiratory system? (a) windpipe (b) spinal cord (c) stomach (d) food pipe
- 14.🔍 Which is the odd one out? (a) skull (b) windpipe (c) thigh bone (d) rib
- 15.🫀 The thigh bone is part of which body system? (a) skeletal system (b) respiratory system (c) digestive system (d) nervous system
- 16.True or false: the lung is part of the nervous system. (a) True (b) False
- 17.🦵 The longest bone of the body is in the ___. (a) thigh (b) finger (c) arm (d) neck
- 18.True or false: the food pipe is part of the digestive system. (a) False (b) True
- 19.True or false: the brain is part of the nervous system. (a) False (b) True
- 20.🔍 Which is the odd one out? (a) nerve (b) large intestine (c) spinal cord (d) brain
- 21.🩺 Which body part has this job: pulling bones to move? (a) stomach (b) skull (c) muscles (d) ribs
- 22.🩺 Which body part has this job: taking in oxygen? (a) brain (b) stomach (c) lungs (d) skull
- 23.💨 Which gas does our body need from the air we breathe in? (a) steam (b) carbon dioxide (c) oxygen (d) smoke
- 24.Which of these is part of the digestive system? (a) skull (b) blood (c) thigh bone (d) liver
- 25.True or false: the lung is part of the respiratory system. (a) False (b) True
- 26.Which of these is part of the circulatory system? (a) large intestine (b) nerve (c) backbone (d) heart
- 27.🫀 The stomach is part of which body system? (a) nervous system (b) circulatory system (c) digestive system (d) skeletal system
- 28.🫘 How many kidneys do we have?
- 29.🫀 The large intestine is part of which body system? (a) nervous system (b) circulatory system (c) digestive system (d) skeletal system
- 30.🦴 How many bones are there in a grown-up’s body?
- 31.True or false: the nerve is part of the nervous system. (a) False (b) True
- 32.🔍 Which is the odd one out? (a) food pipe (b) brain (c) liver (d) large intestine
- 33.🫀 The liver is part of which body system? (a) digestive system (b) nervous system (c) respiratory system (d) skeletal system
- 34.🫀 The brain is part of which body system? (a) circulatory system (b) nervous system (c) digestive system (d) respiratory system
- 35.🫀 The spinal cord is part of which body system? (a) respiratory system (b) circulatory system (c) nervous system (d) digestive system
- 36.🫀 The skull is part of which body system? (a) digestive system (b) respiratory system (c) nervous system (d) skeletal system
- 37.🩺 Which body part has this job: thinking and learning? (a) heart (b) lungs (c) stomach (d) brain
- 38.❤️ How many chambers (rooms) does the human heart have?
- 39.True or false: the thigh bone is part of the skeletal system. (a) False (b) True
- 40.🫀 The small intestine is part of which body system? (a) respiratory system (b) digestive system (c) nervous system (d) skeletal system
Answer key
- food pipe
- True
- large intestine
- 2
- circulatory system
- False
- True
- churning food
- cleaning the blood
- kidneys
- lung
- small intestine
- windpipe
- windpipe
- skeletal system
- False
- thigh
- True
- True
- large intestine
- muscles
- lungs
- oxygen
- liver
- True
- heart
- digestive system
- 2
- digestive system
- 206
- True
- brain
- digestive system
- nervous system
- nervous system
- skeletal system
- brain
- 4
- True
- digestive system
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