Laura Hutzel
More ideas from Laura
Experiment: Monitor Your Heart Rate with the SpikerShield Electrocardiogram (EKG)

Cardiovascular effects. Atrial and ventricular systole and diastole associated with electrocardiographic waves.

Sarah Clifford is a medical student and a biology tutor with a passion for creating illustrated notes

Inspirational Quotes for both men and women to live by.

i am thankful for all those difficult people in my life. they have shown me exactly who i do not want to be. Hypocrites and the like who act one way at school and behave totally different in their homes. People who believe in one thing but act another.