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Ch. 9 The Muscular System
Amerman- Human Anatomy & Physiology 3e
Amerman3rd EditionHuman Anatomy & PhysiologyISBN: 9780138247201, 9780138247928, 9780138201814당신이 사용하는 게 아니라요?교과서 변경
9장, 문제 L3.4

Chris is training for his black belt in karate and is working on developing a stronger punch. Which muscles do you recommend that he strengthen to improve his punch? Explain.

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Understand the biomechanics of a punch: A punch involves multiple muscle groups working together to generate force, stabilize the body, and deliver the movement effectively. Key components include the upper body, core, and lower body muscles.
Focus on strengthening the pectoralis major: This chest muscle is responsible for horizontal adduction of the arm, which is a primary motion during a punch. Exercises like bench presses and push-ups can target this muscle.
Strengthen the deltoid muscles: The anterior deltoid (front shoulder muscle) plays a significant role in flexing and moving the arm forward during a punch. Overhead presses and front raises are effective exercises for this muscle group.
Develop the triceps brachii: The triceps are responsible for extending the elbow, which is crucial for delivering the final thrust of a punch. Tricep dips and cable tricep extensions are excellent for building strength in this area.
Enhance core stability and rotational strength: The obliques and rectus abdominis are essential for generating rotational power and stabilizing the torso during a punch. Exercises like Russian twists, planks, and medicine ball throws can improve core strength and punching power.

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주요 개념

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Muscle Groups Involved in Punching

A strong punch primarily involves the coordination of several muscle groups, including the pectorals, deltoids, triceps, and core muscles. The pectorals help in the initial push of the punch, while the deltoids stabilize the shoulder. The triceps extend the arm, and the core muscles provide stability and power through rotational movement.
추천 영상:
06:04
Functional Groups

Core Strength and Stability

Core strength is crucial for effective punching as it allows for better transfer of power from the lower body to the upper body. A strong core stabilizes the body during the punch, enabling the fighter to maintain balance and control. Exercises like planks and rotational movements can enhance core strength, contributing to a more powerful punch.
추천 영상:
07:31
Sutures

Explosive Power Training

Explosive power training focuses on developing the ability to exert maximum force in a short amount of time, which is essential for effective striking in martial arts. This can be achieved through plyometric exercises, such as medicine ball throws and jump squats, which enhance muscle recruitment and speed, ultimately improving the force of a punch.
추천 영상:
5:03
The Sympathetic Subway
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