Receptors - eye, Biology

Assignment Help:

EYE

HISTORY -

Stevan described it first. Study of eye is ophthalmology. Instrument used to examine interior of eye is ophthalmoscope.

SHAPE -

More or less spherical so termed as eye ball.

POSITION -

Situated in the eye orbit 1/5 part is out of eye orbit. Between eye ball and orbit are connective tissue, adipose tissue, ligaments, muscles and glandular tissues are present.

SIZE -

2.5 cm in diameter. Largest eye in mammal present in horse (In ratio of body in deer). Largest eye in animals present in giant squid (Archeuthis ) 15" in diameter.


Related Discussions:- Receptors - eye

Define correlation between viscosity and solubility, Correlation between vi...

Correlation between viscosity and solubility Viscosity and consistency of protein systems are the important functional properties in fluid foods, such as  beverages, soups, sau

Excretory system - kidney, Kidney - 2 in number. Dark red. Sl...

Kidney - 2 in number. Dark red. Slightly flattened. Bean shaped. 10 cm. long, 5 cm wide and 4 cm thick (In rabbit 20-25 mm). Weighing 150 gm in male 135 gm in fema

Nominalistic species concept, The nominalists deny the existence of Plato's...

The nominalists deny the existence of Plato's "types". For them only individuals exist. Species are man-made artificial abstractions. But naturalists, the biologists who have actua

Give the details of colour vision, Give the Details of Colour Vision Th...

Give the Details of Colour Vision The genes for colour sense are located on the X chromosome (recessive inheritance) and on chromosomes 3 and 7. Changes in the cone pigments as

Does the environment exert an influence on the phenotype, Does the environm...

Does the environment exert an influence on the phenotype? A phenotype may be changed (compared to the original situation conditioned by its genotype) by nongenetic means. Examp

Vertebrate heart, VERTEBR A T E HEART Heart = Cardia. Most import...

VERTEBR A T E HEART Heart = Cardia. Most important organ of body. Main function is to pump the blood. Study of heart is cardiology. In heart auricles and ventricles pr

Nature of viruses, N a ture of viruses Viruses vary in their size ran...

N a ture of viruses Viruses vary in their size ranging from 20 nm (200 Ao) to 350 nm (3,500 Ao) and in shapes from spherical to bullet, rod, brick or filamentous forms. Some

Give a specific example for epithelial, PROVIDE a specific example for epit...

PROVIDE a specific example for epithelial and connective tissues, how the arrangement of cells helps with tissue functioning?

Define inhibitors and enhancers - absorption of dietary iron, Define Inhibi...

Define Inhibitors and Enhancers - absorption of dietary iron? Phytates and fibre from whole grain cereals, tannins and polyphenols in tea, oxalates in green leafy vegetables li

Problem areas in integrative and environmental biology, Q Identify truly ex...

Q Identify truly exciting problem areas in integrative and environmental biology that need an integrated approach utilizing mathematics and statistics. What questions absolutely n

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