Which statement is true about T cells? 

Smoking diminishes ciliary action and eventually destroys the cilia. 

Small molecules that bind with self-proteins to produce antigenic substances are called _________.

Which of the following structures is NOT considered mucosa-associated lymphoid tissue (MALT)? 

A 65-year-old patient has been suffering from lung cancer located near the cardiac notch. Which of the following lobes of the lung is most likely to be excised? 

A drop in blood pH is likely to cause a slower breathing rate. 

A patient presents with severe allergic reactions after exposure to pollen. Lab results show elevated IgE levels and mast cell activation. What is the PRIMARY mechanism of tissue damage? 

Inspiration occurs when the __________ is less than the ___________. 

The first structure where gas exchange occurs is the terminal bronchiole. 

The adenocarcinoma develops from the bronchial epithelium