You probably know that the kidneys play an important role in maintaining blood pressure within the normal range. You might also know that they do this by regulating blood volume and the degree of arterial contraction or dilation (the systemic vascular resistance). But do you know how the kidneys do this? The answer is the kidneys accomplish this primarily th ... Show More
Sep 11
Essentials – Megaloblastic Anemia
Megaloblast. Now there’s a word you don’t hear every day. The root -blast comes from the Greek blastos, meaning “germ” or “bud,” and is familiar from terms like blast cells—very young hematopoietic precursor cells. Megalo- comes from the Greek megas, meaning “large” or “great,” a ... Show More
24m 33s
Aug 20
Essentials – Stimulants and Cognitive-Enhancing Drugs
In this episode, we explore stimulants and cognitive-enhancing drugs, medications used to improve alertness, attention, memory, and cognition. You’ll learn how commonly used agents such as amphetamines, methylphenidate, modafinil, caffeine, donepezil, rivastigmine, galantamine, a ... Show More
15m 5s