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What else can I help you with?
Why don't substances enter or leave through the wall of arteries or veins?
The vein and or arteries have a very think layer of skin and prevent the "substances" from leaving.
Why can you feel a pulse where arteries are close to the skin?
When your heart beats, it sends a pump of blood through your body. This is what you feel.
Why are veins darker in colour than arteries?
Veins are not actually darker than arteries. In fact, on dissection, veins and arteries are both a whitish color. The reason that they are more visible is because there are larger veins that are located closer to the surface of the skin than arteries. Veins also tend to have thinner walls, making the blood inside them more visible.
What will block alpha radiation?
A sheet of paper or the surface of your skin.
What makes the pulmonary artery different from all the other arteries?
The pulmonary artery runs from the heart to the lungs. It is the only artery that doesn't carry oxygenated blood. That makes it a darker red than the blood in other arteries, so it looks blue under your skin.
What is the part of the hair below the skin surface called?
The part of the hair below the skin's surface is called the follicle. The hair follicle is essentially the root of the hair where it begins to grow just beneath the surface of the skin.
When you look at the surface of your skin you see connective tissue?
The surface of your skin is primarily made up of epithelial tissue, not connective tissue. Connective tissue is found beneath the surface of the skin and plays a supportive role in providing structure and strength to the skin.
When you cut yourself, where does the blood come from?
Depends, how deep. On the skin surface you are looking at capillaries and small veins. Past the skin, you are looking at bigger veins and arteries.
When was Beneath the Skin created?
Beneath the Skin was created in 1996-01.
What are birthmarks composed of?
are composed of blood vessels (hemangiomas) or lymph vessels (lymphangiomas), that lie beneath the skin's surface.
When was The Skull Beneath the Skin created?
The Skull Beneath the Skin was created in 1982.
What is subcutaneous bleeding?
This refers to bleeding under the big toe. it is caused by jedward. thiss helps Subcutaneous means "beneath the skin".
Are veins or arteries more superficial in the body?
Veins tend to be more superficial, meaning they lie closer to the surface of the skin. Arteries usually, but not always, run deeper in the tissue than veins.
How many pages does The Skull Beneath the Skin have?
The Skull Beneath the Skin has 384 pages.
Do skin cells have ribosomes?
Skin cells on the surface are dead and therefore do not contain any functional organelles. The hypodermal layer (the layer beneath the visible skin) has active cells and contains ribosomes.
What is the definition of word subcutaneous?
Subcutaneous refers to something situated or occurring beneath the skin. It is commonly used to describe injections or medications that are administered just below the skin's surface.
What do you call the expansion and contraction of the arterial walls that can be felt in all the arteries near the surface of the skin?
The expansion and contraction of the arterial walls is the pulse.
