Dictionary » M » Macula



1. (Science: dermatology) a stain, spot or thickening.

2. (Science: ophthalmology) Often used alone to refer to the macula retinae.

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eye are window to your health?

Visualization using an opthalmoscope allows you to see the structures in the ocular fundus - optic disc, retinal vessels, general background and macula. Abnormalities in these areas can give you insight into different disease states. (I'm not sure if you want details about that). The retinal vessels ...

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by bionewbie
Thu Feb 11, 2010 12:32 am
Forum: Human Biology
Topic: eye are window to your health?
Replies: 4
Views: 4825

Eye Power????

... length or size of the eyeball. Axial length refers to the length of the eyeball from its anterior most structure (cornea) to the posterior pole (macula area of retina). This is where light travels through and ultimately rests on the retina as it is refracted (bending light) so it focuses on the ...

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by kiekyon
Wed Apr 12, 2006 4:37 am
Forum: Human Biology
Topic: Eye Power????
Replies: 7
Views: 6030


... Sometimes the capillaries may be blocked in the vessels, so new ones are formed to compensate. Again, these vessels are weak and may tear. If a macula is involved, then it can cause blindness. Hope that helps.

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by bionewbie
Mon Dec 12, 2005 1:14 pm
Forum: Human Biology
Topic: eye
Replies: 11
Views: 7242

Re: functions

... regulate blood pressure and blood flow of the body by altering cardiac output, changing systemic vascular resistance or adjusting blood volume. Macula Densa The macula densa is the crowded, columnar tubule cells located in the region where contact of the 1)final part of the ascending limb of ...

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by clarence
Sat Jul 09, 2005 8:46 am
Forum: Human Biology
Topic: functions
Replies: 8
Views: 7551

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