Your respiratory system is a complex web of body parts that delivers oxygen to your cells. It also allows you to talk and smell.

Respiratory System: Functions and Organs

https://www.webmd.com/lung/how-we-breathe

The respiratory system is made up of organs and other parts of the body involved in breathing when you exchange…

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What are two types of veins?

superficial veins – contains valves, smaller than deep veins and can be found underneath the skin

deep veins – contain valves, surrounded by muscles

Do veins have vavles?

Yes, they contain one-way valves to prevent the backflow of blood and to keep blood flowing in the right direction.

Veins:…

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Are veins bigger than arteries?

No, arteries are much larger than veins. They are more thicker and more stretchier than of veins.

Arteries vs. Veins: What’s the Difference?

https://www.webmd.com/heart/difference-between-arteries-and-veins#:~:text=Your%20arteries%20are%20thicker%20and,are%20thinner%20and%20less%20stretchy.…

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Why are veins thinner than arteries?

Veins are thinner and less stretchy. This is because the structure helps veins move higher amounts of blood over a longer time than arteries.

Artery vs Vein vs Capillary: What are the Different Types of Blood…

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Similarities between veuns and arteries:
Arteries and veins or the blood vessels are tubes of muscle that your blood flows through.

Arteries vs. Veins: What’s the Difference?

https://www.webmd.com/heart/difference-between-arteries-and-veins#:~:text=%E2%80%8CArteries%20and%20veins%20(also%20called,blood%20back%20to%20your%20hea…

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Differences between Veins and Arteries:
Arteries
– carry blood away from the heart,
– carry oxygenated blood and
– have thick walls with muscle tissue.
Veins
– carry blood towards the heart.
– carry deoxygenated blood.
– have thinner walls and use valves to keep your blood flowing.

Artery vs Vein vs Capillary: What are the…

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Digestive System and Disease