What is/are goals and functions of a negative feedback system?

Providing long-term control over the body's internal conditions

Keeping conditions within a normal range

Adjusting the "set point" for body temperature based upon level of activity

the oxygenated blood then leaves the lungs through pulmonary veins, which return it to the left heart, completing the pulmonary cycle. this blood then enters the left atrium, which pumps it through the mitral valve into the left ventricle. from the left ventricle, the blood passes through the aortic valve to the aorta.

deoxygenated blood leaves through the right ventricle through the pulmonary artery. from the right atrium, the blood is pumped through the tricuspid valve (or right atrioventricular valve), into the right ventricle.

the correct answer in apex is tissue development, i know because i just had this question