PPT Slide

Biceps Femoris

• Mass: 128g
• PCSA: 12.8 cm2
• Pennation angle: 0o
• Muscle Length: 34.2 cm
• Fiber Length: 8.5 cm

Gastrocnemius

• Mass; 150g
• PCSA: 32.4 cm2
• Pennation angle: 15o
• Muscle Length: 24.8 cm
• Fiber Length: 3.5 cm

• Knee Flexor Muscle Comparison:

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