An infant with short bowel syndrome will be discharged home on total parenteral nutrition (TPN) and gastrostomy feedings. Nursing care should include with of the following?

The provider has ordered 1 unit of Regular insulin to be given for every 15 grams of carbohydrates eaten. The child eats the following for lunch: 1 cup of macaroni and cheese, 1 hamburger, 1 small apple, and one serving of grape juice.   How many units of Regular insulin will the nurse administer? 

What is the primary difference between stenosis and insufficiency in valvular heart disease?

During a mediastinoscopy for lung cancer staging, the surgeon encounters unexpected bleeding. What is the most critical next step?

In the context of coronary artery disease, why is the Left Anterior Descending (LAD) artery often referred to as the “widow maker”?

During a CABG procedure, the surgeon notices unexpected bleeding from the internal mammary artery graft. What is the most appropriate immediate action?

In a patient undergoing cardiopulmonary bypass, what is the significance of dual venous cannulation?

In the context of peripheral vascular surgery, why might a surgeon choose to use a Gore tunneler?

During a carotid endarterectomy, why is it crucial to have lidocaine readily available?

What is the primary function of the pulmonary arteries?