Interferons, a category of immune proteins that inhibit the binding of foreign pathogens to host cells, would be most effective against infections caused by:

An older patient has been vomiting for 2 days and has been unable to eat or drink anything during that time. Current vital signs are T = 99.6°F (37.6°C) orally; P = 110 beats/min weak and thready; BP = 80/52 mm Hg. Skin and mucous membranes are dry, there is decreased skin turgor, and the patient is experiencing weakness. The most recent laboratory results are as follows: Sodium 138 mEq/L Potassium 3.7 mEq/L Calcium 9.2 mg/dL Magnesium 1.8 mg/dL Chloride 99 mEq/L BUN 29 mg/dL Which health problem should the nurse realize this patient is experiencing?

All of the following statements relate to how B lymphocytes achieve immunocompetency except:

Pyrogens, circulating proteins that affect the hypothalamus, initiate: 

All of the following are principal activities of antibodies, except:

What is the name of these protective structures?

These substances are important factors in the innate immunity: (choose ALL that are correct)  

A patient who is 12-days postpartum is experiencing lochia rubra and saturating a pad every three hours. She calls the clinic and asks the nurse if this is normal. Which response from the nurse would be appropriate?

The nurse is caring for a postpartum patient that delivered vaginally 30 minutes ago. Her baby weighed 9lbs 8 oz. During the fundal assessment, the nurse notes large amounts of blood on the peripad. Which of the following signs and symptoms could indicate the patient is experiencing a postpartum hemorrhage? (SELECT ALL THAT APPLY)

The nurse is caring for a baby admitted to the NICU with neonatal abstinence syndrome? What interventions are appropriate when caring for this baby? (SELECT ALL THAT APPLY)