Introduction to Psychology 10th Edition by Rod Plotnik,Haig Kouyoumdjian

تمرين 16

If a person has been infected by the human immunodeficiency virus (HIV) but has not yet developed one or more of 26 specified illnesses, that person is said to be (a) _____. A person whose level of T-cells (CD4 immune cells) has dropped to below 200 per cubic milliliter of blood (one-fifth the level of a healthy person) and who may or may not have any other symptoms is said to have (b) _____.