Blood vessels. These bring blood to the lungs, where oxygen enters the bloodstream, and then to the body: The inferior and superior vena cava bring oxygen-poor blood from the body into the right atrium.The pulmonary artery channels oxygen-poor blood from the right ventricle into the lungs, where oxygen enters the bloodstream.The pulmonary veins bring oxygen-rich blood to the left atrium. The aorta channels oxygen-rich blood to the body.hese bring blood to the lungs, where oxygen enters the bloodstream, and then to the body: The inferior and superior vena cava bring oxygen-poor blood from the body into the right atrium. The pulmonary artery channels oxygen-poor blood from the right ventricle into the lungs, where oxygen enters the bloodstream.
Empiricism is a philosophical belief that states your knowledge of the world is based on your experiences, particularly your sensory experiences. According to empiricists, our learning is based on our observations and perception; knowledge is not possible without experience.
the state of being determinate; the quality of being certain or precise. empiricism. a system of acquiring knowledge that rejects all o priori knowledge and relies solely upon observation, experimentation, and induction. Also empirism. â empiricist, n., adj. â empiric, empirical, adj.. Metaphysics. the doctrine that the reality of perceived external objects is known intuitively, without the intervention of a representative idea. 2. Metaphysics. the doctrine that knowledge rests upon axiomatic truths discerned intuitively.