brachial plexus: meaning, definition, pronunciation and examples
Very LowSpecialized Technical / Medical
Quick answer
What does “brachial plexus” mean?
A major network of nerves that originates in the neck and upper back, sending signals to the shoulder, arm, and hand.
Audio
Pronunciation
Definition
Meaning and Definition
A major network of nerves that originates in the neck and upper back, sending signals to the shoulder, arm, and hand.
In medical contexts, it refers to the specific anatomical structure of this nerve network. Injuries or conditions affecting this plexus can lead to significant motor and sensory deficits in the upper limb, such as in 'brachial plexus palsy'.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. Pronunciation may show minor vowel variation. Spelling is identical.
Connotations
Purely technical and anatomical in both varieties.
Frequency
Equally rare outside of medical professions in both regions.
Grammar
How to Use “brachial plexus” in a Sentence
The {injury/block/surgery} affected/involved/targeted the brachial plexus.The brachial plexus {sends/controls/innervates} the arm.Vocabulary
Collocations
Examples
Examples of “brachial plexus” in a Sentence
adjective
British English
- The brachial plexus injury required specialist care.
- The surgeon discussed the brachial plexus anatomy.
American English
- The brachial plexus block was administered for surgery.
- She researched brachial plexus neuropathies.
Usage
Meaning in Context
Business
Not used.
Academic
Exclusively used in medical, anatomical, physiotherapy, and biological science texts and lectures.
Everyday
Virtually never used except when discussing a specific medical condition with a doctor.
Technical
The primary domain. Used in clinical diagnosis, surgical reports, neurology, anaesthesiology (for nerve blocks), and orthopaedics.
Vocabulary
Synonyms of “brachial plexus”
Neutral
Weak
Vocabulary
Antonyms of “brachial plexus”
Watch out
Common Mistakes When Using “brachial plexus”
- Mispronouncing 'brachial' as /ˈbrætʃ.i.əl/ or 'plexus' as /ˈplek.suːs/.
- Using it as a countable noun without an article (e.g., 'He has damaged brachial plexus' instead of 'the brachial plexus').
- Confusing it with the 'lumbar plexus' which serves the leg.
FAQ
Frequently Asked Questions
No, it is a highly specialised medical term unknown to most people outside healthcare and biological sciences.
Yes, every person has a left and a right brachial plexus, one for each arm.
It is an injury to these nerves occurring during childbirth, often when the baby's shoulder is stretched, which can temporarily or permanently weaken the arm (Erb's palsy).
No. Many injuries are neuropraxias (temporary conduction blocks) and heal with time and physiotherapy. Severe tears or avulsions may require surgical intervention.
A major network of nerves that originates in the neck and upper back, sending signals to the shoulder, arm, and hand.
Brachial plexus is usually specialized technical / medical in register.
Brachial plexus: in British English it is pronounced /ˌbreɪ.ki.əl ˈplek.səs/, and in American English it is pronounced /ˌbreɪ.ki.əl ˈplek.səs/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: 'BRACe Your ARM' for BRACHIAL (arm) PLEXUS. The network of nerves acts like a supportive brace for your arm's movement and feeling.
Conceptual Metaphor
A NERVOUS SYSTEM IS AN ELECTRICAL GRID. The brachial plexus is a major substation distributing power (nerve signals) to the upper limb.
Practice
Quiz
What is the primary function of the brachial plexus?