alveolus
/æl'viələs/
Học thuậtThân thiện
Definition
- Noun:
- A tooth socket: A small cavity or bony socket in the jawbone, specifically in the alveolar ridge, into which the root of a tooth is anchored.
- An air sac in the lungs: A tiny, thin-walled, cup-shaped cavity or sac in the lungs where gas exchange occurs. It is the terminal dilation of a bronchiale.
Usage Examples
- Noun (Tooth socket):
- The dentist examined the empty alveolus after the tooth extraction.
- The implant was securely placed into the alveolus of the lower jaw.
- Noun (Air sac):
- Oxygen and carbon dioxide are exchanged in the alveoli of the lungs.
- Smoking can damage the delicate walls of the alveolus.
Advanced Usage
- "Pulmonary alveolus": Specifically refers to the air sacs in the lungs.
- The pulmonary alveolus is the functional unit for gas exchange.
- "Dental alveolus": Specifically refers to the tooth socket in the jawbone.
- The dental alveolus is part of the maxilla or mandible.
Variants and Related Words
- Alveolar (adj): Pertaining to an alveolus or alveoli.
- The alveolar bone supports the teeth.
- Alveolar gas exchange is efficient.
- Alveoli (n, plural): The plural form of alveolus.
- The lungs contain millions of alveoli.
Synonyms
- For tooth socket: Tooth cavity, dental socket.
- For air sac: Air cell, pulmonary sac.
Related Terms and Phrases
- Alveolar ridge: The bony ridge of the maxilla or mandible that contains the tooth sockets.
- Sounds like /t/ and /d/ are called alveolar consonants because the tongue touches the alveolar ridge.
- Alveolar-capillary membrane: The thin barrier between the air in the alveoli and the blood in the capillaries where gas exchange occurs.
- The health of the alveolar-capillary membrane is crucial for respiration.
Noun
- a bony socket in the alveolar ridge that holds a tooth
- a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways