Three Body Surprises: teacher key

Hiccups, Sneezes and Yawns, grade 2 edition, written for 2nd grade. Hiccups jerk, sneezes burst and yawns stretch wide. Learn what happens inside you for each one.

Read the book. Print this page for the key.

Questions and answers

1. Where is your diaphragm?
   • Under your lungs (answer)
   • In your elbow
   • Behind your nose
2. What can start hiccups?
   • Washing your hands
   • Eating too fast (answer)
   • Wearing a hat
3. What is a reflex?
   • A kind of dust
   • A drink with bubbles
   • Something your body does on its own (answer)
4. What can you sneeze into if you have no tissue?
   • Your elbow (answer)
   • Your shoe
   • The air
5. What can you not do about when a sneeze happens?
   • Decide it (answer)
   • Hear it
   • Wash it
6. Which animals yawn too?
   • Only dogs
   • Cats, dogs, birds and fish (answer)
   • No animals

Words

• diaphragm: breathing muscle
• spasm: sudden jerk
• reflex: automatic action
• tissue: soft paper