Blog

In the emergency room, a patient arrived complaining of chest pain. The electrocardiogram (ECG) showed no ST elevation, indicating a non-ST segment elevation myocardial infarction (Non-STEMI). In the case of a true myocardial infarction (MI), these enzymes are released into the bloodstream when the heart muscle is damaged, providing important diagnostic cardiac bio markers for detecting a heart attack.

The nurse is caring for a client with a terminal condition (brain stem injury)who is dying, with a breathing condition described as gradual increases and decreases in respirations with periods of apnea. Which respiratory assessment findings would indicate to the nurse that death is imminent?

What will the nurse educate the parents of a child who has recently been diagnosed with von Willebrand disease?

When blood pressure , the kidneys release the enzyme renin into the bloodstream. Renin breaks down from the liver into angiotensin I. Angiotensin I travels through the bloodstream and is then converted into angiotensin II by angiotensin-converting enzyme (ACE). Angiotensin II is an active hormone that causes the muscular walls of small arteries (arterioles) to constrict, leading to an in blood pressure. It also stimulates the adrenal glands to release and anti-diuretic hormones, causing retention of and excretion of potassium through urine, leading to water retention, increasing blood volume, and ultimately raising blood pressure.

What is the role of platelets in the blood?

The term hematopoiesis refers to the production of and occurs primarily in the after birth. 

Use this table for the following questions.  Assume you don’t have the lab manual table to answer the questions.  Antibiotic Patient A (Zone of Inhibition in mm) Patient B (Zone of Inhibition in mm) Erythromycin 10 mm 25 mm Tetracycline 20 mm 2 mm Ampicillin 0 mm 1 mm Penicillin 30 mm 16 mm a. Based on the zones of inhibition, which antibiotic would you use to treat Patient A? b. Based on the zones of inhibition, which antibiotic would you use to treat Patient B?

Q26. Which of these animals use heterophils instead of neutrophils for innate immunity?

Q36. Natural killer cells are a type of innate lymphocyte.  The function of Natural Killer cells is most like that of which adaptive cell? 

Q60. The first FDA-approved humanized monoclonal antibody, adalimumab (Humira), resulted in a ∼ 12% incidence of a therapeutic problem in a small percentage of patients with rheumatoid arthritis. The problem was that they developed anti-therapeutic antibodies (ATA). This problem was subsequently reduced to ∼2–3% for patients receiving methotrexate which is a non-steroid anti-inflammatory and a mild immunosuppressant. What type of difference most likely led to the ATA response?