The _____________ escalator is impaired from the toxins inhaled from cigarettes which can lead to chronic lung problems.

Which of the following represents the location where gas exchange occurs?

Peristaltic waves are…

Pulmonary ventilation consists of two phases  _______ and  _______

The proper term for chewing is ____ while swallowing is___. 

The air in alveoli has a PCO2 of 40 mmHg , and a PO2 of 104 mmHg. Which of the pressures below would lead to the diffusion of CO2 from deoxygenated blood into the alveoli? 

Which of the following is the terms is defined as “the ease of which lungs expand”? 

Which vessels function to dampen pulse pressure by expanding during ventricular systole and recoiling during ventricular diastole? 

The first dental visit should occur within months of the first tooth erupting, and no later than the child’s birthday.

A parent of a 14-month-old tells you, “I haven’t brought my child to the dentist yet because they’re just baby teeth — they’re going to fall out anyway.” How would you respond to this parent? List 3 reasons why primary teeth are important.