Red blood cells carry ________ molecules.

The least used measuring parameter for dosage calculations is

A) weight B) volume C) length D) concentration

A 42-year-old male was involved in a fight and was stabbed in the right lateral chest. The knife is still impaled, and the patient now complains of shortness of breath. When he speaks, he gurgles and blood drains from his mouth. His respirations are labored and his radial pulse is weak. Which intervention should you perform first?

A) Suction the blood from the airway B) Provide positive pressure ventilation C) Stabilize the knife with bulky dressings D) Remove the knife and seal the injury with an occlusive dressing