bronchus
Definition
- Noun:
- Either of the two main branches of the trachea (windpipe) that lead directly into the lungs. The bronchus is a major air passage in the respiratory system. The right bronchus is wider, shorter, and more vertical than the left bronchus.
Usage
- The word "bronchus" is a singular noun. Its plural form is "bronchi".
- It is a formal, anatomical term used primarily in medical, biological, and scientific contexts.
- It functions as a countable noun (e.g., a bronchus, the bronchi).
Examples
- Noun:
- The inhaled object became lodged in the right bronchus.
- During the infection, the lining of the bronchus became inflamed.
- The trachea divides into the left and right main bronchi.
Advanced Usage
- "Bronchus-associated lymphoid tissue (BALT)": A specialized immune tissue found in the walls of the bronchi.
- The study focused on immune responses in the bronchus-associated lymphoid tissue.
Variants and Related Words
- Bronchial (adj): Pertaining to or affecting the bronchi or bronchial tubes.
- She was diagnosed with bronchial asthma.
- Bronchiole (n): A smaller branch of a bronchus within the lung.
- The bronchioles deliver air to the alveoli.
- Bronchitis (n): Inflammation of the lining of the bronchial tubes.
- Chronic bronchitis is often caused by smoking.
Synonyms
- Bronchial tube: A common synonym, often used interchangeably in general contexts.
- Airway: A broader term that can include the bronchus as a major part.
Notes on Meaning
- The term specifically refers to the two primary subdivisions of the trachea. Smaller branches within the lungs are called bronchioles, not bronchi.
- The distinction between "bronchus" (singular) and "bronchi" (plural) is critical for accurate description.
Noun
-
either of the two main branches of the trachea
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