Pectoralis: meaning, definitions and examples
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pectoralis
[ˌpɛk.təˈreɪ.lɪs ]
Definition
Context #1 | Noun
anatomy muscle
The pectoralis is a muscle located in the upper chest region. It is primarily responsible for movements of the shoulder joint, including flexion, adduction, and internal rotation of the arm. The pectoralis muscle is divided into two parts: the pectoralis major and pectoralis minor.
Synonyms
chest muscle, pectoralis major, pectoralis minor.
Examples of usage
- The pectoralis major is involved in pushing movements.
- Strength training often targets the pectoralis muscles.
- Injury to the pectoralis can affect shoulder mobility.
Interesting Facts
Anatomy
- The pectoralis major muscle is the larger of the two chest muscles and is responsible for arm movement.
- The pectoralis minor is smaller and assists in stabilizing the shoulder blade.
- These muscles work together to enable a wide range of movements, including pushing, lifting, and throwing.
Fitness
- Strength-training exercises, such as push-ups and bench presses, specifically target the pectoralis muscles.
- Developing these muscles can enhance overall upper body strength which is essential for various sports.
- Many fitness enthusiasts focus on pectoralis workouts to improve physical appearance and posture.
Etymology
- The word 'pectoralis' comes from the Latin 'pectoralis,' meaning 'of the chest.'
- Its roots trace back further to the Greek word 'pectus,' which also means 'chest' or 'breast.'
- Medical terminology often borrows from Latin and Greek terms to describe functions and locations in the body.
Health
- Injury to the pectoralis muscles can occur from excessive strain or trauma, leading to pain and physical limitation.
- Improper lifting techniques can stress the chest muscles, highlighting the importance of strength training and proper form.
- Maintaining strong pectoralis muscles contributes to overall upper body strength and can prevent posture-related issues.
Cultural References
- Bodybuilders often emphasize the development of pectoralis muscles in competitions, showcasing strength and aesthetics.
- In art, the depiction of muscular chests can highlight themes of strength and heroism in classical sculpture.
- The chest area is often portrayed as a symbol of power in various cultures, linking to the importance of the pectoralis muscles.