Blood can't exit because there are three -one layer surrounding that blood to keep it inside and flowing smoothly. The number and strentgh of the layers depends on the blood vessel.
yes it can because the vessels cant stand the heat
you crazy 니
The depression on the side of the lung where blood vessels enter is called the hilum. It serves as the entry and exit point for the bronchial tubes, blood vessels, and nerves associated with the lungs. The hilum is crucial for the lung's connection to the rest of the body, facilitating the exchange of oxygen and carbon dioxide as well as the delivery of blood.
A lymph vessel. They are similar in function to blood vessels. However the lymph is moved along the vessel by muscle contractions rather than by the heart pumping.
Blood Vessels-are the passageway of blood.
Blood Vessels-are the passageway of blood.
Nicotine is the blood vessels' constrictor. Not all blood vessels, of course, but mainly the peripheral blood vessels, including the brain capillary blood vessels.
they are blood vessels
Arteries are blood vessels that direct blood away from the heart.Capillaries are the smallest blood vessels in your body.Veins are blood vessels that direct the blood back to the heart.
blood vessels. doppus
Blood vessels cant flow backwards because there is other blood forcing it to move forward. This is propelled by the heart, which is like a pump, and pushes blood around the body until it reaches the heart again. The only way blood could flow backwards was if the heart stopped.
blood vessels are the passageway of blood throughout the body