The layer of tissue that lines the inside of the chest cavity is called the:

Two of the most common medical causes of abnormal behavior are:

a. exercise and hypoglycemia. b. hypotension and hyperthermia. c. hypoxia and hypoglycemia. d. carbon monoxide poisoning and acute myocardial infarction.

Thanks to technology, HIV/AIDS has become a chronic disease

Indicate whether the statement is true or false.