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

Alcoholism, ALCOHOLISM - Continual heavy consuming of alcohol is cal...

ALCOHOLISM - Continual heavy consuming of alcohol is called alcoholism or drinking . Word alcohol is refered to C 2 H 5 OH or ethyl alcohol or ethanol or grain alcohol.

Describe the types of drugs, Describe the types of Drugs • Induction a...

Describe the types of Drugs • Induction agent (thiopentone, fentanyl, ketamine, midazolam) • Suxamethonium (1-2 mg/kg) is the muscle relaxant of choice. Rapid sequence ind

Describe the formation of fibrous tissue where it not exist, Which of the b...

Which of the below terms is used to describe the formation of fibrous tissue where it generally does not exist? Is it: a) Fibrosis b) Fibrogenesis c) Fibrositis d) Non

Polar bear is adapted to its environment, Give three ways in which a polar ...

Give three ways in which a polar bear is adapted to its environment. A polar bear is adapted to its environment by its high ratio of bulk to surface area, a thick water-repelle

What is the role of vitamin k in the blood coagulation, Q. What is the orga...

Q. What is the organ where most of the clotting factors are produced? What is the role of vitamin K in the blood coagulation? Most of the clotting factors are produced in the l

Explain deformaties of the cliest wall should be noted, Explain Deformaties...

Explain Deformaties of the Cliest wall should be Noted a) Pectus carinatum (pigeon chest): may be associated with Marfan syndrome. b) Pectus excavatum: commonly seen in Marfan

Physical stress - temperature, Physical Stress - Temperature We are mo...

Physical Stress - Temperature We are most familiar with the plants and other organisms that live at temperatures close to the temperature range in which we are adapted to live

Explain the toxicity of vitamin e, Explain the Toxicity of Vitamin E? ...

Explain the Toxicity of Vitamin E? Vitamin E is relatively non-toxic. Adults tolerate doses as high as 100 to 1,000 IU per day. However, adverse effects such as muscle weaknes

How genes can be exchanged between chromatids, Q. How Genes can be exchange...

Q. How Genes can be exchanged between chromatids? When two homologous chromosomes physically exchangecorresponding segments during prophase I of meiosis, geneticists call it cr

What do you mean by cancer, Q. What is cancer? The Cancers are malign n...

Q. What is cancer? The Cancers are malign neoplasias that is abnormal and uncontrolled proliferation of cells that can disseminate to other sites of the body. The Cancer dissem

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