Yawning is a reflex. Once triggered, there is a sequence of events that are automatically carried out by the body. We take a deep breath in, open our mouth, and exhale as we sometimes make an audible yawning sound. Why Read More …
The Valves of Houston
The Valves of Houston are interesting anatomical structures, unique to humans, located in our rectums. They were first described by Irish/British Anatomist John Houston in 1830. They are permanent, transverse or semicircular folds designed to support the weight of the Read More …
The Cornell Method of Note Taking
One thing that helps with practicing recall is to set up your notebook in a way that facilitates this. One of the most efficient ways to set up a notebook that I have ever come across is the ‘Cornell Method Read More …
Are you practicing recall when you study?
Over the past 15 years, I have had the opportunity to sit with hundreds of students and help them improve their study skills. What I’ve found is that most students just study to recognize terms and concepts instead of studying Read More …
Why do we shiver when it’s cold?
Ever wonder what’s going on in your body when you shiver? One reason you shiver is your core body temperature is too low. Your nervous system senses when you get too cold and it initiates the shivering reflex. The result Read More …
Sphincters! Could they be the most interesting muscles?
Let’s face it, sphincters can be quite amusing! Sphincters look pretty funny, but when they open and close, forget about it! Sphincters can be quite useful, as well. They act like doors helping to control the passage of things from Read More …
Osteoporosis and Soft Drinks
Continuing the theme from the last post, Osteoporosis could also be a result of inadequate nutrition. It used to be that children consumed a sufficient amount of calcium in their diet by drinking milk, but with all the drink alternatives Read More …
Interesting Info from HBH: Stress and Bones
You may be learning that the more stress you put on a bone, the larger it gets (Wolff’s law). This is readily seen when you find and learn all those bumps and ridges on the bones in your lab. Many Read More …
Interesting Info from HBH:
The concepts you learn in Anatomy and Physiology can be applied to many different aspects of life. Take diffusion for example, the movement of a substance from an area of high concentration to an area of low concentration. People can Read More …
Interesting Info from HBH:
You may currently be learning that your mitochondria are responsible for converting ingested nutrients into a usable form of energy known as ATP. Did you know that your mitochondria come solely from your mother and not your father? Check it Read More …