________ are layers of cells that cover internal or external ...

[Mr.Thesaxman]

________ are layers of cells that cover internal or external surfaces.
 
  A) Exithelia B) Glands C) Epithelia D) None of the above

Question 2

The blockage of a pulmonary artery that stops blood flow to a group of alveoli is called what?
 
  A) Pulmonary embolism B) Pulmonary infarction
  C) Pulmonary hypertrophy D) None of the above

[nekcihc358]

Answer to Question 1

C

Answer to Question 2

A

[Mr.Thesaxman]

Thanks for the timely response, appreciate it

[jojobee318]

Gracias!