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 skeletal system? (a) large intestine (b) skull (c) windpipe (d) spinal cord
- 2.🫀 The stomach is part of which body system? (a) circulatory system (b) respiratory system (c) digestive system (d) skeletal system
- 3.🫀 The spinal cord is part of which body system? (a) digestive system (b) skeletal system (c) nervous system (d) circulatory system
- 4.True or false: pumping blood is a job of the skull. (a) False (b) True
- 5.🦵 The longest bone of the body is in the ___. (a) thigh (b) neck (c) arm (d) finger
- 6.🦷 How many permanent teeth does a grown-up have in all?
- 7.🫀 The windpipe is part of which body system? (a) circulatory system (b) skeletal system (c) respiratory system (d) digestive system
- 8.🫀 The backbone is part of which body system? (a) circulatory system (b) nervous system (c) skeletal system (d) respiratory system
- 9.🔍 Which is the odd one out? (a) small intestine (b) heart (c) blood vessel (d) blood
- 10.🔍 Which is the odd one out? (a) spinal cord (b) nerve (c) brain (d) windpipe
- 11.🩺 Which body part has this job: cleaning the blood? (a) skull (b) heart (c) stomach (d) kidneys
- 12.🔍 Which is the odd one out? (a) backbone (b) skull (c) spinal cord (d) rib
- 13.🧍 Which is the largest organ of the human body? (a) skin (b) kidney (c) heart (d) brain
- 14.🔍 Which is the odd one out? (a) backbone (b) skull (c) rib (d) brain
- 15.Which of these is part of the respiratory system? (a) large intestine (b) heart (c) lung (d) spinal cord
- 16.Which of these is part of the skeletal system? (a) heart (b) rib (c) windpipe (d) large intestine
- 17.🩺 Which body part has this job: taking in oxygen? (a) lungs (b) brain (c) stomach (d) skin
- 18.🔍 Which is the odd one out? (a) nerve (b) brain (c) spinal cord (d) backbone
- 19.Which of these is part of the circulatory system? (a) brain (b) blood (c) liver (d) small intestine
- 20.Which of these is part of the circulatory system? (a) food pipe (b) skull (c) thigh bone (d) blood vessel
- 21.True or false: covering the body is a job of the skin. (a) False (b) True
- 22.🫀 The blood vessel is part of which body system? (a) skeletal system (b) digestive system (c) circulatory system (d) nervous system
- 23.🔍 Which is the odd one out? (a) lung (b) blood (c) heart (d) blood vessel
- 24.True or false: the rib is part of the skeletal system. (a) True (b) False
- 25.🫀 The heart is part of which body system? (a) circulatory system (b) digestive system (c) respiratory system (d) skeletal system
- 26.🦷 How many milk teeth does a child have?
- 27.Which of these is part of the circulatory system? (a) heart (b) brain (c) rib (d) liver
- 28.True or false: pumping blood is a job of the lungs. (a) True (b) False
- 29.🦴 How many bones are there in a grown-up’s body?
- 30.🩺 Which body part has this job: pumping blood? (a) brain (b) skin (c) heart (d) ribs
- 31.🔍 Which is the odd one out? (a) spinal cord (b) rib (c) brain (d) nerve
- 32.🔍 Which is the odd one out? (a) blood (b) spinal cord (c) nerve (d) brain
- 33.What is a job of the heart? (a) thinking and learning (b) pumping blood (c) cleaning the blood (d) churning food
- 34.👄 Where does digestion begin? (a) in the mouth (b) in the heart (c) in the stomach (d) in the lungs
- 35.Which of these is part of the skeletal system? (a) brain (b) windpipe (c) small intestine (d) thigh bone
- 36.🔍 Which is the odd one out? (a) food pipe (b) thigh bone (c) skull (d) backbone
- 37.True or false: the nerve is part of the respiratory system. (a) True (b) False
- 38.🫀 The nerve is part of which body system? (a) respiratory system (b) circulatory system (c) digestive system (d) nervous system
- 39.True or false: pumping blood is a job of the brain. (a) False (b) True
- 40.🩺 Which body part has this job: pulling bones to move? (a) skull (b) muscles (c) ribs (d) kidneys
Answer key
- skull
- digestive system
- nervous system
- False
- thigh
- 32
- respiratory system
- skeletal system
- small intestine
- windpipe
- kidneys
- spinal cord
- skin
- brain
- lung
- rib
- lungs
- backbone
- blood
- blood vessel
- True
- circulatory system
- lung
- True
- circulatory system
- 20
- heart
- False
- 206
- heart
- rib
- blood
- pumping blood
- in the mouth
- thigh bone
- food pipe
- False
- nervous system
- False
- muscles
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