[Solved] The use of technology has greatly increased the profitability of the pornography industry. Left Coronary Artery: The artery that supplies blood to the left side of the heart, critical for providing oxygen-rich blood to the heart muscle. Peripheral Edema: Peripheral edema is the swelling of tissues, usually in the lower limbs, due to the accumulation of fluid, often indicating underlying health conditions. Jugular Vein: A large vein in the neck that carries blood from the head back to the heart; often observed in medical assessments for signs of heart failure. Crackles: Abnormal lung sounds heard through a stethoscope, typically indicating fluid in the airways.