The combining form that means "physical sensation, sensitivity, or feeling" is:

the answer is esthesio- as this is considered to be a medical terminology in which means that it is a feeling or a physical sensation sensitivity. this is applied when they are describing an individual’s capability of feeling or the sensation that the individual is experiencing.

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.