Arteries

Definition

Arteries are blood vessels that carry oxygen-rich blood away from the heart to the rest of the body. They play a critical role in maintaining cardiovascular health and ensuring efficient nutrient delivery.

5 Must Know Facts For Your Next Test

1. Arterial health is crucial for preventing cardiovascular diseases such as hypertension and atherosclerosis.
2. Nutrition significantly impacts arterial elasticity and function, with diets high in omega-3 fatty acids being beneficial.
3. Excessive intake of saturated fats and trans fats can lead to plaque buildup in arteries, increasing the risk of heart disease.
4. Regular physical activity helps maintain arterial health by improving blood circulation and reducing arterial stiffness.
5. Antioxidants found in fruits and vegetables can help protect arteries from oxidative stress and inflammation.

Review Questions

• What role do arteries play in the cardiovascular system?
• How does diet influence arterial health?
• What types of fats should be limited to prevent plaque buildup in arteries?

Related terms

Veins: Blood vessels that carry oxygen-depleted blood back to the heart for reoxygenation.

Capillaries: Smallest blood vessels where exchange of nutrients, gases, and waste occurs between blood and tissues.

Atherosclerosis: A condition characterized by the buildup of fatty deposits (plaque) on artery walls, leading to narrowed arteries.