Question

Chapters 6-8: Muscle and Neuromuscular Junction 1 Myofibrils A Excitatory transmitter that excites muscle fiber membrane 2 Titin B Required to cause smooth muscle relaxation 3 Actin filaments C Thousands grouped together to form the muscle fiber 4 Tropomyosin D Nerve fiber sympase at muscle fiber 5 Sarcomere E Block active sites on actin filaments to block myosin attraction Acetylcholine F activates myosin cross-bridges in smooth muscle 7 Neuromuscular junction G Muscle sections between Z discs that individually contract 8 Subneural clefts H Composed of actin, tropomyosin and troponin 9 Calmodulin Folds on the muscle membrane in a synaptic trough 10 Calcium pump J Elastic springy proteins attached between Z disc and myosin 11 Walk-along theory K Muscle tension when myosin heads pull on actin filaments 12 Intercalated discs L Gap junctions at fusions of muscle cells

Answer 1

Below I have matched the column

1 - C

2 - J

3 - H

4 - E

5 - G

6. - A

7 - D

8 - I

9 - F

10 - B

11- K

12 - L

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