A patient with acute blood loss anemia needs packed RBCs. Crossmatch results indicate the patient’s plasma contains antibodies against B antigens and the patient’s red cells do not express RhD. Which of the following donor types would be compatible for transfusion?

An 8‑month‑old male infant presents with excessive bruising that began after he started crawling. There are no signs of abuse on examination. He has erythematous, swollen knees and multiple bruises on his legs. The PNP suspects which of the following is the most likely cause of these symptoms?  

The NP student is seeing a patient with anemia. The student tells the preceptor that they want to order iron studies on the patient. The preceptor asks the student what the lab studies will help them determine. The NP student states that, in addition to iron levels, the labs will report: , which is an iron storage protein, storing iron. , which is responsible for binding  and transporting iron. 

The NNP has been caring for a neonate with respiratory failure and congenital heart disease requiring surgery for the past month. The neonate developed sepsis due to a severe bacterial infection approximately one week ago. Now, the neonate has started showing petechiae and bruising, with oozing from surgical sites and all venous puncture sites. The NNP suspects this is related to:

Please match the etiology to the disease. 

A 5-year-old boy is brought to urgent care and seen by a PNP because of the new onset of a fine, dark, pinpoint rash most prominent on his lower legs. He was last seen 2 weeks ago for an uncomplicated viral upper respiratory infection. He has no other symptoms besides the rash. The PNP observes a petechial rash and several healing bruises. CBC results: WBC: 6.5 (normal) Hgb: 13.0 (normal) Hct: 38% (normal) Platelets: 50,000 (low) MCV: 84 (normal) WBC differential: normal The PNP knows the most likely physiological cause of the boy’s rash is:

What is the average lifespan of a mature erythrocyte in circulation?

The AGNP has an 82‑year‑old patient with diabetes, heart disease, depression, and a history of prostate cancer who has a normocytic anemia with a hemoglobin of 9.6. His recent colonoscopy was normal, his stools are negative for blood, and his diet is nutritionally adequate. He has had no change in weight. His anemia is likely related to:

The AGNP is rounding in a long-term care unit & assesses multiple patients with low Hgb. Which of the patients with anemia would most benefit from hematopoietic growth factors, such as erythropoietin?

The NP is seeing a patient with cancer who has severe anasarca. Which of the following is critical to colloid oncotic pressure?