A) glomus
B) tunic
C) fenestrae
D) metarteriole

A) endothelium.
B) adventitia.
C) pericapillary layer.
D) thoroughfare layer.
E) tunica adventitia.

A) have many thin areas called fenestrae.
B) are freely permeable to large molecules such as hormones.
C) have a wall where the endothelial cells fit very tightly together.
D) are more permeable then fenestrated capillaries but not as permeable as sinusoidal capillaries.
E) are characterized by continuous pores.