What is the pressure in veins?
How fast does the SA node conduct APs?
How fast does the AV node conduct APs?
How fast do the Purkinje fibers conduct APs?
How fast can the sympathetic nervous system raise blood pressure?
How fast can the body decrease blood pressure?
How many hemoglobins are in each red blood cell?
How much of the blood is in the capillaries?
How much of the blood is in the arteries?
How much of the blood is in the veins?
How many follicles are ovulated in a woman's lifetime?
How many follicles do women have left by the time they reach puberty?
How long is the network of capillaries?
How many red blood cells are produced per second? What is their lifespan?
How much pressure does atrial contraction add?
How much does blood pressure rise during heavy exercise? How much does the blood flow increase to the muscles? What causes this?
What are the percentages by sex of red blood cells in centrifuged blood?
How long does it take for APs to travel from the SA node to the AV node?
How much energy do mammals use in pumping blood?
What percentage of capillaries are patent at one time? What about capillaries in skeletal muscle?
What is the conduction delay at the AV node?
How many blood cells are produced per day?
How much blood is pumped from each ventricle?
How far can large arteries expand to accept blood during systole?
How many follicles begin maturation with each menstrual cycle?