Muscle bingo

Exercise and reference answers

Clues and terms

1. Clue

   Membrane round a fibre.

   Item

   Sarcolemma

2. Clue

   Z line to Z line unit.

   Item

   Sarcomere

3. Clue

   The thin filament.

   Item

   Actin

4. Clue

   The thick filament.

   Item

   Myosin

5. Clue

   Where nerve meets muscle.

   Item

   NMJ

6. Clue

   Signal crossing the cleft.

   Item

   ACh

7. Clue

   Ion that starts contraction.

   Item

   Calcium

8. Clue

   First few seconds of ATP.

   Item

   Creatine

9. Clue

   Formed without oxygen.

   Item

   Lactic acid

Instructions

Read each clue and tap the term it describes.

Explanation