The atria and ventricles are separated via one way valves. The tricuspid valve separates the ________ atria and ventricle while the bicuspid valve separates the __________ atria and ventricle.

Control of ventilation is controlled by what segment of the brain?

In two sentences describe the adaptations in ventilation in response to exercise. That is, the adaptations in rate of ventilation to exercise over time. Not just that we breathe harder during exercise.

Tidal volume is the?

Inside the sarcoplasmic reticulum, calcium is held inside a structure known as the____________?

The sarcomere is the smallest functional unit of a muscle. It contains two contractile proteins known as __________ & __________?

Regarding cardiovascular adaptations to exercise, what is central command theory. Describe this in two sentences.

In response to a chronic exercise intensity the human body can convert muscle fiber types to increase skeletal muscle efficiency. For long distance or aerobic events, what type of skeletal muscle fiber would be most abundant and how would you describe the make up of this fiber type? (capillary density, mitochondrial density, contractile speed, etc.)

The heart has two closed loops known as circuits. These are the ____________ & ____________ circuits.

Cardiac output is mathematically defined as __________ x __________?