Heart Dissection Practical Report. Introduction On the of July 2002, a sheep's heart was examined by dissection. The heart is a muscle in all mammalian bodies that is used to pump blood and nutrients throughout the body. A sheep's heart was used in this prac because like the human heart it has four chambers and is similar in size. Two of these chambers are receiving chambers called the left and right atrium. The other two are …showed first 75 words of 654 total…

…showed last 75 words of 654 total…flow through the heart starts from superior or inferior vena cava to the right atrium. Then it passes through the tricuspid valve into the right ventricle to the pulmonary arteries. The blood then goes to the lungs where it is oxygenated comes back down to the pulmonary veins to the left atrium, then passes through the bicuspid valve into the left ventricle where it is propelled through the aorta into the body By Richard Melbourne