Examlex
Explain why an accretion disk forms around a protostar when an interstellar cloud collapses.
Permeable
Allowing liquids or gases to pass through it.
Capillaries
The smallest blood vessels in the body, responsible for the exchange of oxygen, carbon dioxide, and nutrients between blood and tissues.
Impermeable
Incapable of being passed through or penetrated, often used to describe materials that liquids or gases cannot permeate.
Right Lymphatic Duct
A major lymphatic vessel that drains lymph from the right upper limb, right side of the thorax, and the right halves of the head and neck into the bloodstream.
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