muscle physiology

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muscle physiology by Mind Map: muscle physiology

1. special features of skeletal muscle cells

1.1. myofibers

1.2. sarcoplasm

1.3. sarcoplasmic reticulum

1.4. calcium

2. skeletal muscle cell struture

2.1. myofiber

2.2. myofibrils

2.3. myofilamets

3. sarcomere/myofilaments

3.1. thick filaments

3.2. thin filaments

3.3. tropomyosin

3.4. actin

3.5. troponin

4. parts of sacromere

4.1. A band

4.2. I band

4.3. H zone

4.4. Z line

5. skeletal muscle function

5.1. nerve inpulse triggers the release of calcium

5.2. calcium binds to troponin

5.3. myosis head engages with the actin

5.4. Myosin head releases actin

5.5. myosin crossbridge returns to original position

6. chemistry of muscle contration

6.1. ATP

6.2. Mitochondria

6.3. aerobic cellular respiration

6.4. creatine phosphate

6.5. anarobic cellular respiration

6.6. muscle fatigue

6.7. build-up of lactic acid

7. funtions of the muscle system

7.1. body movement

7.2. balance and posture

7.3. heat production

7.4. hearbeat

7.5. respiration

7.6. constriction of organs and blood vessels

8. smooth muscle properties

8.1. cell shape: spindle

8.2. nucleus: single

8.3. control: involuntary

8.4. striations: none

9. cardiac muscle properties

9.1. cell shape: branched

9.2. nucleus: single

9.3. control: involuntary

9.4. striations: yes

10. skeletal muscle properties

10.1. cell shape: long, cylindrical

10.2. nucleus: multiple

10.3. control: voluntary

10.4. striations: yes