What is microchimerism?
By: Viven Yeo
Microchimerism is the presence of a small number of cells in an individual that originate from another genetically different individual. These cells contain the DNA of the genetically different individual and may have consequences for human health.Causes of microchimerism The most common cause of...
Facts about blood vessels
By: Norvin Adlawan
Blood vessels, as its name suggests, are vessels that carry blood to different parts of the human body. These intricate ducts act as the conduit of blood so that oxygen and nutrients can be delivered to the tissues. Without the complex networks of blood vessels...
The human vestibular system: A sense of balance
By: Mike Meyers - 680586
The vestibular system is a critical component of the human body. It provides a sense of balance, gives humans an awareness of motion, and performs other critical functions by working with other systems such as the visual system. But what is the vestibular system? How...
Vesalius's approach to human anatomy
By: Poppy Sunderland
Andreas Vesalius (1515–1564) was a Flemish physician who revolutionized the practice of anatomy and changed the way people thought about the human body. Born into a family of physicians and pharmacists, Vesalius began practicing medicine at a time when the approach to the human...
What is microchimerism?
By: M E Skeel
Microchimerism is a medical term and the best way to understand the word is to break it down. The term comes from the word chimera which, in Greek mythology was a fire-breathing monster with the head of a lion, the body of a goat, and...
Research finds that progesterone contraceptives increase risk of contracting HIV
By: Alicia M Prater PhD
HIV changed the landscape of sexual relationships, making condoms a more ubiquitous presence in “the birds and the bees”. Once considered only a form of birth control, these prophylactics became STD control, preventing the spread of the deadly virus. However, AIDS was originally seen...
Structure and function of the stomach
By: Alicia M Prater PhD
The human stomach is a major organ of the gastrointestinal tract and found in the upper left quadrant of the abdomen. This organ system is involved in digestion. Starting with the entry of food via the mouth, it travels down the esophagus to the stomach...
Women scientists: Rosalind Franklin's contributions to the field of genetics
By: Alicia M Prater PhD
Rosalind Franklin is probably best known as the woman behind the discovery of the DNA double helix, but she did not immediately receive that recognition. In 1962, James Watson, Francis Crick and Maurice Wilkins received the Nobel Prize for uncovering the structure of DNA, which...
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...
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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