What is an accommodation, Biology

Assignment Help:

What is an accommodation?

Accommodation is the ability of the eye to focus on an object situated at variable distances from the eye. Like a camera, even the eye requires to change its focal power to be able to form a clear image of objects at different distances. In a camera, the position of the focusing lens is moved anteriorly or posterior to achieve this change in focus. However in the human eye the process is more complex and needs to be understood in a systematic fashion.


Related Discussions:- What is an accommodation

Define functions of selenium in humans, Define Functions of selenium in hum...

Define Functions of selenium in humans? Until recently, the only known metabolic role of selenium in humans was as a component of glutathione peroxidase which along with vitami

Explain why goblet cells are non-functional, If for some reason our goblet ...

If for some reason our goblet cells are non-functional, this will adversely affect: 1. Production of somatostatin 2. Secretion of sebum from the sebaceous glands 3. Matura

What is fern allies - equisetum, What is Fern Allies - Equisetum ? The ...

What is Fern Allies - Equisetum ? The earliest land plants are thought to have evolved from green algal ancestors, since they share many features. Both green algae and plants h

Explain about gastrointestinal system, Gastrointestinal System The purp...

Gastrointestinal System The purpose of digestion is to change the food by chemical action and convert it into simple form to be utilized by various tissues. The process of dige

Explain the types of classification of plants, Q. Explain the types of clas...

Q. Explain the types of classification of plants? It is practically impossible for anyone to study all the plants of the world, 'even if one spends whole life. Thus, it is nece

What is the food sources of proteins, Food Sources of Proteins Food pr...

Food Sources of Proteins Food protein sources can be divided into 3 major categories: a.  Protein of Animal Origin b.  Protein of Plant Origin c.  Single cell protein

Reduction in the birth rate, State three conditions in a society which coul...

State three conditions in a society which could contribute to a reduction in the birth rate. Birth rate might be decreased by (i) later marriages (as smaller families), (

Involution - internalization of mesoderm, Involution - Internalization of M...

Involution - Internalization of Mesoderm As by now mentioned, in the frog Xenopus (and probably in other amphibian species as well) the cells of presumptive mesoderm are in t

Coronary revascularization, When underlying coronary artery disease is the ...

When underlying coronary artery disease is the cause of heart failure in the coronary revascularization may both improve symptoms and prevent  progression. Patients with angina and

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