The public health department is following a 34-year-old male who has reported several weeks of general malaise and a low-grade fever. The nurse assigned to his case communicates with the patient regarding the results of his laboratory testing.

Upon admission to the inpatient unit, a respiratory sputum culture and blood culture are sent. Prior to obtaining the blood culture, you provide education to the patient. Which of the following statements, by the patient, best demonstrates understanding of the rationale for the blood culture?

Where is angiotensin I converted to angiotensin II?

Which substance can cause falsely negative reactions for glucose and for blood by interfering with hydrogen peroxide?

Which of the following describes the pressure of the plasma maintained by plasma proteins(albumin) and RBC’s in the glomerulus?

Which of the following mechanisms of the glomerular basement membrane naturally repels plasma proteins(of the same charge) from clogging the slit diaphragm?

Which of the following indicates the order the plasma ultrafiltrate travels within the nephron? 

All of the following are considered functions of the kidney EXCEPT?

The presence of a few waxy casts is considered normal?

A post-vasectomy sample is received into the lab. You mix the sample well and place a drop of specimen on a slide. After covering it with a coverslip, you examine it under the microscope. No sperm are seen on the slide. What is the next step?