Macula Anatomy

The macula is responsible for the sharp straight ahead vision that is used for seeing fine detail reading driving and recognizing faces. A number of eye problems can affect the macula and can lead to vision loss if they are not treated.

Blind Spot Anatomy Britannica

Vestibular structures of sensory cells called a macula.

Macula anatomy. Macula lutea in anatomy the small yellowish area of the retina near the optic disk that provides central vision. The macula is a small but important area in the center of the retina. It is one hundred times more sensitive to detail than the peripheral retina.

The macula is the pigmented part of the retina located in the very center of the retina. The fovea is the area of best visual acuity. The macula or macula lutea is an oval shaped pigmented area near the center of the retina of the human eye and some other animalian eyes.

The light sensing nerve cells rods and cones located in the retina. It is marked by the presence of multiple cyst like cystoid formations which cause edema swelling in the macular area resulting in blurred or decreased central vision. It contains a large amount of conesnerve cells that are photoreceptors with high acuity.

You need the macula to clearly see details of objects in front of you like faces and written text. The macula is a circular area of diameter 55 mm with a center located 17 degrees or 40 50 mm temporal and 053 08mm inferior to the center of the optic disc. The normal central retinal artery black arrow is located nasal to the central retinal vein green arrow in the optic disc.

The bundle of nerve fibers at the back of the eye that carry visual messages from the retina to the brain. Cystoid macular edema cme is a painless disorder affecting the macula. Mechanical senses of hair cells known as maculae.

Contents anatomy of macula lutea embryology blood supply macular function tests. An area of the eye near the center of the retina where visual perception is most acute. The portion of the eye at the center of the retina that processes sharp clear straight ahead vision.

Macula lutea macula lutea is a 55 mm circular area deeper red than rest. Vestibule of sensory cells called a macula which is about 2 mm 008 inch in diameter. When the gaze is fixed on any object the centre of the macula the centre of the lens and the object are in a straight line.

Photopic color vision are primary functions of this area. In the center of the macula is the fovea perhaps the most important part of the eye. Anatomy of internal ear in senses.

The macula in humans has a diameter of around 55 mm 022 in and is subdivided into the umbo foveola foveal avascular zone fovea parafovea and perifovea areas. Anatomy of macula 1.

New Anatomy And Physiology Of Macula Pptx Visual System