The Circulatory and Respiratory Systems Answers

Which statement explains blood pressure?

The is the fluid component of blood.

Ventricles pump blood out of the heart. Which types of vessels will be the first to contact the blood from the ventricles?

Which best describes carbon dioxide’s path out of the body?

The picture represents the respiratory system.

Which gases are carried by red blood cells? Select two options.oxygen heliumcarbon dioxide nitrogen hydrogen

Which component of blood allows oxygen from the air to move from the lungs to cells of the body?

At the site of gas exchange in the lungs, where does the oxygen move?

Which is the next structure to contact air after it passes from the nose to the nasal cavity?

Kristen is running a half marathon. By her tenth minute of running, her breathing rate has increased from her resting rate.Which statement best describes how her tissues are responding to her running?