PHYSCI 5 Lecture Notes - Lecture 18: Coronary Circulation, Blood Vessel, Blood Pressure

• School: UCLA
• Department: Physiological Science
• Course: PHYSCI 5
• Professor: Esdin

Document Summary

Blood always comes through the atriums first. Diastole is when the heart is relaxed. Blood pressure that is in the vicinity of 140/90= hypertension. Meaning that there is a lot of tension in the blood cells. Pressure in the blood cells have to be 120/80. The blood comes to the heart through the arteries. The major three blood vessels that nourishes the heart: the right coronary, the left coronary artery, the lest anterior descending artery. They bring in the nutrients to the heart. They nourish the heart, they originate form the aorta. Heart attack means there is no heart in the blood. Because the major components aren"t doing their job. When less blood reaches the heart, cells aren"t getting the nutrients\ Some patients do survive from a heart attack. If you get the proper treatment in time. The fat deposit starts specifically with cholesterol. A closed circulatory system; meaning the blood is always contained within a closed group.