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What Type of Symmetry Do Humans Have?

Your individual degree of symmetry may give off signals that others perceive unconsciously. Humans have bodily symmetry, similar t...
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How Does Alcohol Affect the Reproductive System?

According to Montana State University, alcohol can affect the male reproductive system by causing reduced testosterone levels. Pro...
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What Is Dystonic Posture?

"Dystonic posture" is the clinical description for body positions that result from certain health conditions. These postures are c...
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What Does Homeostatic Balance Mean?

The tendency to maintain balance is called homeostasis. The concept of homeostasis was developed in 1932 by American physiologist ...
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How Can Sound Damage Your Ears?

The human ear is a complex and delicate organ. Although it does help the body stay in balance, its primary job is to detect and am...
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What Parts of the Brain Control the Parts of Your Body?

MayoClinic.com describes the brain as “containing billions of nerve cells arranged in patterns that coordinate thought, ...
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How to Unplug Your Ears When You're Sick

Narrow tubes, called Eustachian tubes, connect your middle ear with the back of your nose and upper throat. When these tubes are b...
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Lactic Acid vs. Citric Acid

Lactic acid and citric acid are two small carbon-based molecules, both of which have acidic properties. While they're common in fo...
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Overview of the Human Circulatory System

The circulatory system is an extensive body system that is composed of three main parts--the heart, blood and blood vessels--which...
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What Parts of the Brain Are Stimulated by Music?

Mapping the mental activity of the brain shows that music stimulates parts of this organ just as food, drugs and sex do, reveals a...
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