Once the final urine is produced, it leaves the renal pelvis and is taken to the bladder by the . After being stored in the bladder, it exits the body from the .

How many total ATP are produced from one glucose in aerobic respiration?

A hormone that helps regulate blood pressure by stimulating sodium and water excretion from the kidney is

Robert Lucas would agree with which aspect of business cycles?

What is the result of meiosis in humans?

What ion most contributes to the cell’s resting membrane potential?

Explain, in detail, the contraction of a skeletal muscle. Start with an action potential in the axon and end with the termination of contraction. Make sure that you include all stages of ion movement and all important muscle proteins.

The S2 heart sound is heard during the rapid filling phase of the cardiac cycle.

The S1 sound is caused by the closure of the semilunar valves.

What ion is most responsible for the refractory period experienced in neurons and muscle cells?