posterior serratus muscle
Definition
- Noun:
- A skeletal muscle that draws the rib cage backward and downward: The "posterior serratus muscle" is a specific muscle located in the back, part of a group of muscles that attach to the ribs and assist in movements of the shoulder girdle and respiration.
Usage Examples
- Noun:
- The posterior serratus muscle is crucial for retracting the scapula.
- An injury to the posterior serratus muscle can limit upper body mobility.
Advanced Usage
- Anatomical context: The term is used precisely in medical, anatomical, and kinesiology fields to describe muscle function and location.
- During the dissection, the students identified the posterior serratus muscle.
Variants and Related Words
- Serratus posterior (n): This is the full anatomical name for the muscle group; the "posterior serratus muscle" is a common descriptive term for muscles within this group, specifically the and .
- Serratus posterior inferior muscle (n): A specific muscle that draws the lower ribs backward and downward.
- Serratus posterior superior muscle (n): A specific muscle that elevates the upper ribs.
Synonyms
- Serratus posterior (n): The formal anatomical term.
- Posterior serrate muscle (n): A less common variant.
Related Phrases
- To retract the scapula: This is a primary action assisted by the posterior serratus muscles.
- Strengthening exercises help the posterior serratus muscle retract the scapula effectively.
Noun
-
skeletal muscle that draws the rib cage backward and downward
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