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) backbone (b) lung (c) food pipe (d) thigh bone
- 2.True or false: cleaning the blood is a job of the kidneys. (a) False (b) True
- 3.Which of these is part of the nervous system? (a) spinal cord (b) backbone (c) lung (d) stomach
- 4.True or false: the brain is part of the nervous system. (a) True (b) False
- 5.True or false: the skull is part of the nervous system. (a) True (b) False
- 6.What is a job of the brain? (a) guarding heart and lungs (b) protecting the brain (c) thinking and learning (d) pumping blood
- 7.True or false: the spinal cord is part of the nervous system. (a) True (b) False
- 8.🔍 Which is the odd one out? (a) stomach (b) thigh bone (c) food pipe (d) large intestine
- 9.🩺 Which body part has this job: cleaning the blood? (a) muscles (b) kidneys (c) skin (d) heart
- 10.🩺 Which body part has this job: pumping blood? (a) brain (b) stomach (c) heart (d) ribs
- 11.🩺 Which body part has this job: pulling bones to move? (a) stomach (b) heart (c) lungs (d) muscles
- 12.True or false: the thigh bone is part of the skeletal system. (a) False (b) True
- 13.🩺 Which body part has this job: thinking and learning? (a) skull (b) stomach (c) brain (d) ribs
- 14.🔍 Which is the odd one out? (a) brain (b) large intestine (c) spinal cord (d) nerve
- 15.True or false: pulling bones to move is a job of the muscles. (a) False (b) True
- 16.🔍 Which is the odd one out? (a) backbone (b) heart (c) blood vessel (d) blood
- 17.True or false: thinking and learning is a job of the heart. (a) True (b) False
- 18.Which of these is part of the digestive system? (a) nerve (b) backbone (c) thigh bone (d) large intestine
- 19.👄 Where does digestion begin? (a) in the heart (b) in the mouth (c) in the stomach (d) in the lungs
- 20.True or false: the stomach is part of the skeletal system. (a) False (b) True
- 21.🫀 The brain is part of which body system? (a) respiratory system (b) circulatory system (c) nervous system (d) skeletal system
- 22.Which of these is part of the digestive system? (a) spinal cord (b) rib (c) stomach (d) blood vessel
- 23.🩺 Which body part has this job: guarding heart and lungs? (a) brain (b) skin (c) ribs (d) stomach
- 24.Which of these is part of the respiratory system? (a) liver (b) heart (c) lung (d) nerve
- 25.True or false: the blood vessel is part of the skeletal system. (a) True (b) False
- 26.🫁 How many lungs do we have?
- 27.True or false: the large intestine is part of the circulatory system. (a) True (b) False
- 28.True or false: pumping blood is a job of the stomach. (a) False (b) True
- 29.🫘 How many kidneys do we have?
- 30.🫀 The heart is part of which body system? (a) digestive system (b) circulatory system (c) respiratory system (d) skeletal system
- 31.🔍 Which is the odd one out? (a) rib (b) thigh bone (c) blood (d) skull
- 32.True or false: the large intestine is part of the digestive system. (a) True (b) False
- 33.❤️ How many chambers (rooms) does the human heart have?
- 34.True or false: the liver is part of the digestive system. (a) False (b) True
- 35.🫀 The large intestine is part of which body system? (a) respiratory system (b) nervous system (c) skeletal system (d) digestive system
- 36.True or false: protecting the brain is a job of the brain. (a) True (b) False
- 37.Which of these is part of the nervous system? (a) windpipe (b) small intestine (c) blood (d) brain
- 38.Which of these is part of the circulatory system? (a) windpipe (b) blood vessel (c) skull (d) small intestine
- 39.🦷 How many permanent teeth does a grown-up have in all?
- 40.🔍 Which is the odd one out? (a) large intestine (b) small intestine (c) food pipe (d) blood vessel
Answer key
- food pipe
- True
- spinal cord
- True
- False
- thinking and learning
- True
- thigh bone
- kidneys
- heart
- muscles
- True
- brain
- large intestine
- True
- backbone
- False
- large intestine
- in the mouth
- False
- nervous system
- stomach
- ribs
- lung
- False
- 2
- False
- False
- 2
- circulatory system
- blood
- True
- 4
- True
- digestive system
- False
- brain
- blood vessel
- 32
- blood vessel
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