This artery is called the aorta.
Hope this helps!
You center a lens to get better resolution and to open up the whole image
This may be a sebaceous cyst. This type of bump develops when sebaceous glands are blocked. Sebum builds up and a bump develops. This bump can feel hard to touch. Sebum is naturally produced, so there usually is not inflammation.
B) Brain...spinal cord, for some reason I keep ending up on questions you've asked.
Explanation
Sleep can alter your sports performance because of how it affects the body during exercise. Therefore sleep can help your body in many things such as learning and exrisices.
