The immune system is weakened in AIDS patients because the human immunodeficiency virus directly attacks the lymphocytes called
a. killer T cells
b. T4 (helper) cells.
c. suppressor T cells.
d. B cells.
b
You might also like to view...
A statistical analysis of many previous experiments on a single topic is called a ____
a. meta-analysis b. modal analysis c. deviation analysis d. regression analysis
Everyone experiences some altered state of consciousness every day
Indicate whether the statement is true or false
Answer the following statement(s) true (T) or false (F)
Resistance is the first phase of the general adaptation syndrome.
Riley is unresponsive to most social stimuli. He rarely smiles, talks, or makes eye contact with others. He seems indifferent to everyone, including his parents. He engages in solitary, ritualistic behaviors such as constantly flapping his hands. He sometimes goes into sudden tantrums or panics. He also insists on the same familiar food each day. Riley's disorder is most likely __________.
A. autism spectrum disorder B. childhood schizophrenia C. intellectual disability D. avoidant disorder