What is optic nerve, Biology

Assignment Help:

What is optic nerve

The optic nerve contains more than one million axons that initiate in the ganglion cell layer of the retina. This structure originatcs at the back of the eye just above and medial to the posteiior pole. It contiilues on from the retinal nerve fibre layer. The optic nerve consists of visual fibres and pupillonlotus Iibres (for pupillary reflex and oculm movements). Fibres frbm peripheral retina lie deeper in retina but occupy the most supelficial pm-t of optic nerve while those from central retina are superficial in retina but centrally placed in the optic nerve. 


Related Discussions:- What is optic nerve

How can coacervates formed of phospholipids or polypeptides, How can coacer...

How can coacervates be formed of phospholipids or polypeptides? Phospholipids are amphipathic molecules, i.e., they present a polar portion and a nonpolar portion. In contact w

Experiments of mendel - monohybrid crosses, EXPERIMENTS OF MENDEL MONO...

EXPERIMENTS OF MENDEL MONOHYBRID CROSSES When only a single pair of contrasting or differentiating traits is considered in a cross (or inheritance of only one pair of cont

Polychaetes - feeding and digestion in annelids, Polychaetes - Feeding and ...

Polychaetes - Feeding and Digestion in Annelids Polychaetes involve both free moving (errant) and sedentary species. The free moving species are usually macrophagous and the s

What are the main types of waste, Q. What are the main types of waste? ...

Q. What are the main types of waste? The waste can be classified into many kinds, each of them carrying its own different environmental problem: recyclable waste, organic waste

Psychology, What name is given to the mental processing of sensory informat...

What name is given to the mental processing of sensory information?

What is trophic levels and food webs, What is Trophic Levels and Food Webs?...

What is Trophic Levels and Food Webs? Trophic Levels and Food Webs : Energy flows and nutrients are cycled through an ecosystem via organisms that feed on one another. When c

Taxonomic evidences of evolution, T AXONOMIC EVIDENCES - Taxonomy i...

T AXONOMIC EVIDENCES - Taxonomy is the classification of organism. The gradual development in the complexity of organisms with specialized characters from simpler organisms

Digestive tract, Digestive Tract Extracellular digestion takes place i...

Digestive Tract Extracellular digestion takes place in a tubular cavity that extends throughout the length of the organism. All animals after flatworms have-a tubular alimenta

Enzymology, Ethylene glycol is a poison that causes about fifty deaths a ye...

Ethylene glycol is a poison that causes about fifty deaths a year in the United States. Treating people who have drunk ethylene glycol with massive doses of ethanol can save their

What is the contraceptive mechanism of the iud, What is the contraceptive m...

What is the contraceptive mechanism of the IUD? The IUD (intrauterine device) is a piece of plastic coated with copper that is inserted within the uterus by a doctor. Copper is

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd