Anatomy And Physiology
Anatomy and physiology of the cochlea
By: Alicia M Prater PhD
The cochlea is the main structure of the human auditory system. It is not actually an organ itself, but a bony structure in the inner ear that contains the auditory organ. Sound waves travel into the outer ear canal, vibrating the structures of the air-filled...
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The structure of the ear
By: Alicia M Prater PhD
The structure of the human ear is divided into three anatomical sections – the inner ear, middle ear and outer ear. The anatomy of this unique part of human physiology makes hearing and balance possible.Anatomy of the outer ear The outer ear consists of...
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Anatomy and parts of the inner ear
By: Alicia M Prater PhD
The ear is one of the most complicated anatomical structures in the human body. It functions in two different body systems, the auditory (hearing) and vestibular (balance) systems. The ear is divided into three sections – outer, middle, and inner. While the outer ear is...
Understanding physiology
By: Fiona Mather
There are numerous living organisms on this planet from bacteria, viruses, plants, fungi, insects, aquatic organisms through to every land living and amphibious creature here on earth, not forgetting avian life forms also.All forms of life are categorized into different orders and groups, all...
Overview of the functions of the liver
By: Tarek Musslimani
The liver in humans is located in the right side of the abdomen immediately below the diaphragm. The liver has vital roles in the body that pertain to metabolism as well as other functions such as protein synthesis. The liver has dual blood supply from...
Why we yawn
By: Jean Sumner Downs
Not much is known about why we yawn, or if it even serves any useful function. In fact, very little research has been done on the subject because for most of us, yawning is not a problematic behavior. Although not yet fully understood, yawning involves...
An overview of the bones in the cranium
By: Alicia M Prater PhD
The cranium can be defined as the skull without the mandible, but it is generally accepted to mean the back of the skull encasing the brain. The skull consists of 22 bones, eight of which are known as cranial bones. The others are called facial...
Interesting facts about the brain
By: UmiNoor
Do you know that even when your head that houses your brain is separated from your body, you can still remain conscious for awhile? Amazing, isn’t it? The brain is an amazing organ. It controls all your bodily functions. Even though it occupies a...
How the spleen works
By: Erich Rosenberger M.D.
The spleen is one of those odd organs found in people which is often overlooked. It has an important role to play in keeping you healthy, but because it is not strictly necessary to live, the spleen often gets overshadowed by the heart, liver and...
What are the parts of the eye?
By: Wendy R.
Eyes are organs which detect light and send signals to the brain, where the signals can than be interpreted. The parts of the human eye include: the lens, the retina, the cornea, the pupil, the iris, the macula, the sclera, the conjunctiva, and the vitreous...
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