When faced with a life-threatening situation, your body triggers the fight or flight response. Your brain signals the adrenal gland to release adrenaline, to prepare your body against the threat.
This article answers the question, :What is yawning?" It also discusses the scientific studies about yawning and the ramifications of excessive yawning.
The brain is divided into four major parts. The cerebrum, brain stem, diencephalon and the cerebellum.
Ischemic stroke is the most common type of brain attack. The first defense of the brain to prevent cerebral injury or death is the collateral circulation that is mediated by the Circle of Willis.
Organ systems are groups of different organs working together to do a particular job. Take a closer look at the roles of each of the organ systems in the human body.
The celiac plexus otherwise known as the solarplexus is also referred to as man's fourth brain. This is the center that controls the nutrional needs of the digetstive, respiratory and circulatory systems.
This is part 7 of a 7 part hands-on unit study on anatomy of the human body. Play immune system freeze tag, watch how germs spread, observe bacteria under a microscope, and more! These lessons are geared toward 4th-5th grade level children and their siblings. They were created by another creative...
This is the culminating activity we did after a 7 week hands-on unit study on anatomy of the human body. Children presented game show themed games related to the human body or other creative presentations, and we had a systems-of-the-human-body themed dinner. These lessons are geared toward 4th-5th...
This article is about the Basic Gallbladder Anatomy and Gallstones Formation. Find out more about your gallbladder and what is does for you.
A captivating and understanding look into one of the most essential organs of the human body. In the few minutes it takes you to read this, your body will have pumped 15 liters of blood, that is almost all of your blood being pumped through the heart 3 times!