Amazing Leaps In Medical Knowledge: Heart Physiology Then And Now
These last several weeks I have been absolutely overwhelmed with science, meetings, writing, and reviews. I might complain, but I should also be flattered that I am as busy as I am. Mama is in demand, little muffin. Still, things are beginning to slow down to a tolerable level on my end, which means I will be back to blogging.
Today I was working on some writing when I had cause to review some historical texts. It gives me pause to stop and consider things that we take for granted. For example, think about how blood flows through the heart and lungs…
Figure 1: Blood flows from right to left, across the lungs.
I can’t tell you how many times a day I look at a heart and take for granted that blood should flow from the venous circulation, into the right side of the heart, across the lungs, back to the left side of the heart, and out to the arterial circulation. When all is right with the world, such is the way it should be.
But, we didn’t always know that. Read more »
*This blog post was originally published at On Becoming a Domestic and Laboratory Goddess*