Enteric Nervous System The enteric nervous system (ENS) is a part of the peripheral nervous system. It controls the reflexes of the gastrointestinal system. It along with the…
Cardiac Arrest Cardiac Arrest occurs when the heart suddenly stops beating. It is the abrupt loss of heart function in a person who may or may not…
The Nervous System The nervous system is a system in the body that sends signals around the body. It is essentially the body’s electrical wiring. It lets people…
The Endocrine System The endocrine system is made up of glands that make hormones. This system includes those organs of the body which produce hormones. It helps to…
Hormones Hormones are the chemical messengers of the endocrine system. Hormones are the signals which adjust the body’s internal working, together with the nervous system. Every…
Epinephrine Epinephrine, more commonly known as adrenaline, is a hormone secreted by the medulla of the adrenal glands. It is a hormone and medication. It is…
Enzymes Enzymes are protein molecules in cells that work as biological catalysts. They speed up chemical reactions in the body but do not get used up…
The Entropy The entropy of an object is a measure of the amount of energy that is unavailable to do work. It is also a measure of…
Entomology Entomology is the science of insects. It is the study of insects and their relationship to humans, the environment, and other organisms. People who study…
Enkephalins Enkephalins were the first endorphins that were discovered in the brain. They are found in many parts of the brain, especially in the basal ganglia.…
Absorption Spectroscopy Absorption spectroscopy is a technique used to find out what makes up a sample of a substance – in other words, a chemical analysis. It…
Astronomical Spectroscopy Spectroscopy is one of the most important tools that an astronomer has for studying the universe. Astronomical spectroscopy is the science of using spectroscopy to…