Hemoglobin that is carrying oxygen is called _______________ and is bright red in color. 

Group insurance is issued to an employer to provide coverage for:

A. employees only. B. employees and spouses only. C. employees and children only. D. employees and all their dependents.

The skin condition called ________ is caused by parasitic lice and is associated with overcrowded conditions and often with poor hygiene. 

Fill in the blank(s) with the appropriate word(s).