Answer:
a) provides structure to the Trachea. b) hairs on a cell that help it move around. C) Exchanges oxygen and carbon dioxide molecules to and from the blood stream
Post traumatic would be a disorder that includes flashbacks.
Generalized anxiety disorder would be experiencing frequent and intense fear.
Obsessive-compulsive is an extreme fear of a specific object or situation such as, you see one book with the pages facing outward and the rest have their spine showing.
True. Social is different from happiness or sadness.
