Biology
Have you ever heard the term “Blood pressure,” and wondered what it meant? Luckily for you, I have the answer. Blood pressure is a term used for the pressure on the walls of your blood vessels as they carry blood through your body. There are two types of blood pressure:
Biology
Anemia is a sickness that happens when you have reduced amounts of red blood cells in your veins. Anemia is caused when you do not eat enough food with iron and vitamin B12. Almost ¼ of the population of the world suffers from Anemia. A few symptoms of anemia are unusual
Biology
Scurvy and rickets are two serious diseases which are caused by unhealthy diets. Scurvy, beyond the hilarious-sounding name is not hilarious in any respect. The above picture is the least-gruesome looking one I could find. If you need nightmare fuel, search "scurvy" in Google Images. Scurvy is caused
History
Florence Nightingale was the daughter of a wealthy family. She was born in Florence, Italy, in 1820 and died in 1910. Her family moved back to England, and Florence got most of her education from her father at home. When she was almost 17 years old, she felt that God
Anatomy
When you drink soda or eat sugary foods bacteria creates acid that slowly eats away at your teeth. Sometimes a layer forms over the acid thus holding it on your tooth. This layer is called plaque. The reason you have to brush your teeth is that you have to remove
Anatomy
Digestion is a very important process because it gives your body the energy it needs to work. This process is mostly chemical, but also partly mechanical. Breaking down the food begins in the mouth, where your teeth turn the large chunks of food into smaller bits and pieces. In the
Anatomy
Whenever you eat food, it goes into your digestive system. In your mouth, there are glands that squirt saliva onto your food, thus making it easy to chew. After this, the chewed up food goes into your stomach where acid breaks it down and sends it through the small intestines.
Anatomy
There are three parts of your ear. The outer ear, the middle ear, and the inner ear. The outer ear is made of cartilage, which gives its shape and stiffness. The purpose of the outer ear is to catch sound waves so that they can go down the auditory canal,
Anatomy
Taste is an important sense that helps you decide what is good or bad for you. Things that are good for you usually taste good, and things that are bad usually taste bad. There are four main flavors: sweet, salty, sour, and bitter. Some scientists also include a fifth taste
Anatomy
The Braille Alphabet is a form of written communication to help blind people read. It uses a system of raised dots that represent letters of the alphabet. For example, the letter A is represented by one dot in the upper hand left corner of a matrix of six dots in
Biology
The five senses are touch, taste, sight, hearing, and smell. The nerves responsible with the input of information from outside can be found in your skin, mouth, eyes, ears, and nose. The sense that is most used is sight. In addition to our primary senses, there are 20 more that
Biology
Brain surgery is an operation on the brain to remove tumors, blood clots, aneurysms, epilepsy, and Parkinson’s disease. Craniotomy A craniotomy is a form of brain surgery in which the doctors remove a part of the skull so that they can see the brain. This type of surgery is