Plasma is a) a liquid ground substance containing dissolved proteins. b) a dissolved ground matrix and a lining of epithelial cells. c) a liquefied ground substance that includes several dissolved cells. d) platelets, red blood cells, and white blood cells. e) platelets and a watery ground substance.
A normal resting heart rate can range anywhere from 40 to 100 beats per minute. Below is a chart relating resting heart rate and fitness level. As can be seen on this chart, your resting heart rate can vary with your fitness level and with age â the fitter you are, generally the lower the resting heart rate.
A normal resting heart rate is generally considered to be 60-100 beats per minute. The exact number will vary among individuals. Children tend to have higher resting heart rates than adults. normal resting heart rate is generally considered to be 60-100 beats per minute. The exact number will vary among individuals. Children tend to have higher resting heart rates than adults.