Fossa Ovalis

The Workings and Structure of the Heart
The Workings and Structure of the Heart
The Workings and Structure of the Heart Introduction For homeostasis to remain balanced throughout the body millions of respiring cells need to discard carbon dioxide and waste products and also replenish with oxygen and nutrients. For this transaction to occur a complex transportation network called the cardiovascular system initiates. The cardiovascular system consists of the heart, arteries and veins. The heart is a double pumping organ which is the driving force of the cardiovascular system,
Hoppy Heart Homework Assignment
Hoppy Heart Homework Assignment
“Hoppy” Heart Homework Assignment P-2 Class 17 EMSM 250 5/19/03 The human heart is a hollow, cone shaped organ that is relatively the size of a person’s fist. The apex of the heart is tilted obliquely and pointed towards the left hip and it rests on the diaphragm at approximately at the level of the fifth intercostal space, which is about the nipple line (Marieb 309). The heart weighs around 300 grams (10 oz.) in an adult. The heart is near the middle of the thoracic cavity in the mediastinum, w