macular area
Học thuậtThân thiện
The ophthalmologist examines the patient's macular area with a retinal camera.
Definition
Noun: * The central part of the retina: A small, yellowish, oval-shaped area in the center of the retina of the eye. It is responsible for sharp, detailed, central vision used for activities like reading, driving, and recognizing faces.
Usage
The term "macular area" is a specific anatomical term used in medical, biological, and optometric contexts to describe the most sensitive part of the retina. * The ophthalmologist examined the patient's macular area for signs of degeneration. * High-resolution vision depends on the health of the macular area.
Advanced Usage
- Clinical Context: The term is frequently used when discussing eye diseases, diagnostics, and treatments. It is the region affected by conditions like age-related macular degeneration (AMD).
- The scan showed a small hemorrhage in the macular area.
Variants and Related Words
- Macula (noun): The more common and concise term for the macular area. "Macula" and "macular area" are often used interchangeably, though "macula" is preferred in most clinical settings.
- The macula is essential for central vision.
- Macular (adjective): Pertaining to the macula.
- macular degeneration, macular edema
- Fovea (noun): A tiny pit in the very center of the macula that contains the highest concentration of cone cells and is the point of sharpest vision. It is a part of the macular area.
- Light is focused directly onto the fovea.
Synonyms
- Macula lutea: The full Latin term, meaning "yellow spot," referencing its color.
- Central retina: A descriptive synonym emphasizing its location and function.
Related Terms (Not Synonyms)
- Retina: The light-sensitive layer at the back of the eye, of which the macular area is a part.
- Peripheral retina: The part of the retina surrounding the macula, responsible for side (peripheral) vision.
The ophthalmologist examines the patient's macular area with a retinal camera.
Noun
- a small yellowish central area of the retina that is rich in cones and that mediates clear detailed vision