Archive for 'Physiology' Category

Student Guide to Medical Physiology

. Medical Physiology is a unique course because it is not about memorizing facts but rather building a mind-set and framework for thinking about the function of the human body. you should take a look at the past exams that are available. Record what topics are addressed most often in questions and hyper-focus your studies to [...]

Approach to Hyponatremia

The first question to ask yourself is: Is this a true hyponatremia? …is there truly an imbalance between the ratio of sodium to free water To calculate what the true sodium level would be in the face of hyperglycemia, take the current level, and add 1.6 times the glucose level minus 100 divided by a [...]

Heart Sounds & Cardiac Exam Primer

Blaufuss Medical Multimedia Laboratories offer a free interactive tutorial worthy of a closer look. Cardiac Exam Module heart sounds tutorial quiz detailed animation of S2 splitting. Electrocardiogram Module Supraventricular tachycardia tutorial Interactive ECG viewer interpretations & detailed explanations. http://blaufuss.org/

Relaxation Response and Genetic Expression

eliciting the relaxation response — a physiologic state of deep rest — influences the activation patterns of genes associated with the body’s response to stress. Herbert Benson, MD, director emeritus of the Benson-Henry Institute and co-senior author of the PloS One report. “Now we’ve found how changing the activity of the mind can alter the [...]

Physiology of Sleep Deprivation

what happens when you don’t have time for even 6 hours of sleep? Without adequate rest, the brain’s ability to function quickly deteriorates. The brain works harder to counteract sleep deprivation effects, but operates less effectively: concentration levels drop, and memory becomes impaired.   Similarly, the brain’s ability to problem solve is greatly impaired. Decision-making [...]