The heart muscle requires a constant supply of oxygen and nutrients to pump blood efficiently. The coronary arteries ensure this supply. Diseases affecting coronary arteries (like atherosclerosis) can lead to reduced blood flow, causing conditions like angina or heart attack.
Arteries supplying blood to the heart are called :
Asked in HPPSC HPAS Prelims 2013 · UPPCS Prelims 1997 · Topic: Circulatory System (Major Circulatory Pathways: Pulmonary, Systemic, Hepatic Portal, Coronary Circulation)
More Biology questions
- How much blood flows through the kidneys per minute ?
- The only vein that carries oxygenated blood is:
- In which part of the heart and circulatory system of human body does deoxygenated blood flow?
- Bleeding from artery is characterized by which of the following 1. Blood is bright red. 2. Blood is purple red. 3. Bleeding is continuous. 4. Bleeding is intermittent. A) 1 and 3 B) 2 and 3 C) 1 and 4 D) 2 and 4
- Which one of the following is synthesised in human body that dilates blood vessels and increases blood flow ?
- Which one of the following minerals is necessary to control heart beat: y
- Why do ventricles have thicker muscular walls than atria ?
- वेंǑट्रिकल्स में एǑट्रिया की तुलना में पेशी की दीवारें मोटी क्यों होती हैं ?