A&P 2 Exam 2 questions with 100% correct answers 2024

A&P 2 Exam 2The pump of the cardiovascular system is known as the ________. - correct answer heart True or False: The average human heart weighs less than a pound. - correct answer True The heart sits _______ to the left. - correct answer 2/3 The ________ (the "sac") is a protective membrane that covers the heart. - correct answer pericardium The outer fibrous pericardium consists of what kind of cells? - correct answer dense irregular epithelial tissue What are the layers of the pericardium from outside to inside? - correct answer -Fibrous pericardium (outermost layer) -Inner double layer serous pericardium -Parietal layer of serous pericardium -Pericardial cavity (potential space) -Visceral layer of serous pericardium (epicardium) The heart wall is made up of _________. - correct answer cardiac muscle What are the three layers of the heart wall, going from the outside in? - correct answer -Epicardium -Myocardium -Endocardium What is right below the endocardium? - correct answer the heart chamber Serous membranes produce __________. - correct answer serous fluid What layer of the heart wall contains endothelium that also lines the inside of blood vessels? - correct answer Endocardium What chamber pumps to the lungs? - correct answer Right ventricle What chamber is considered the pump for the systemic circuit? - correct answer Left ventricle Deoxygenated blood returns to the heart in what chamber? - correct answer Right atrium Blood in the left ventricle is pumped out through the _________ and goes to ________ cells of the body. - correct answer Blood in the left ventricle is pumped out through the AORTA and goes to ALL cells of the body. When blood is pumped out through the aorta, is it oxygenated or deoxygenated? - correct answer Oxygenated The wall separating the left chambers from the right chambers is known as a _________. - correct answer septum When blood is pumped from the right ventricle, it exits the heart via the __________. - correct answer pulmonary trunk Once blood travels through the pulmonary trunk, what vein or artery does the blood travel through next? - correct answer Pulmonary arteries Once blood travels through the pulmonary arteries, what artery or vein will it travel through next? - correct answer Pulmonary veins Blood traveling through pulmonary veins enters what chamber of the heart? - correct answer Left atrium