Which of the following alveolar cells provide structure to the alveoli and are therefore involved in gas exchange?

Which of the following is the result of the shift to anaerobic metabolism in shock? 

The nurse is training a new nurse on pulmonary artery pressure measurements on a patient with a diagnosis of cor pulmonale. Which statement by the new nurse indicates that the teaching has been effective?

The nurse is performing a cardiovascular assessment on a patient with heart failure. Which of the following would the nurse assess to obtain the best information about the patient’s right-sided heart function?

Match each type of AV block with its correct description.

Massive release of histamine with subsequent vasodilation, hypotension, and airway edema occurs with what type of shock?

Left-sided heart failure is characterized by: 

The external ear ends at the

Which of the following is not considered a neurotransmitters?

The most basic reflex arc is