Answer: "Articulating" means that the bones are moving relative to each other at a joint.
Answer:
The barrier functions to regulate the chemical composition of the extracellular fluid surrounding the brain cells.
Explanation:
Blood-brain barrier
It is a very selective semipermeable membrane , hence allow some specific substance to pass via it . This barrier separates the extracellular fluid in the central nervous system and the circulating blood from the brain .
<u>The barrier is composed of the endothelial cells .</u>
Passive diffusion is shown in this system , and allows molecules like the water , glucose , amino acid to pass .
It regulates the chemical composition of the fluid of brain cell .
Question
How do you think the human body uses cohesion?
Answer
cohesion is a water property which affects the living and noon-living things in the environment. Adhesive property of water allows water to stick to non-water molecules
A water drop is composed of water molecules that like to stick together-an example of the property of cohesion.
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Hope this helps!!! ^ω^
