Complete Question Bank

ATI LPN · Medical Surgical Nursing · Urinary System Multiple Choice Questions

Full Question & Rationale Repository

Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

What is the definition of tubular secretion?

A. Transfer from tubular lumen to capillary

B. Selective transfer from peritubular capillary to tubular lumen

C. Reabsorption of filtrate

D. Filtration at the glomerulus

Expert Explanatory Rationale

Correct Answer: Selective transfer from peritubular capillary to tubular lumen

Question 2 of 5

Glomerular hydrostatic pressure (GHP):

A. Push fluid out of vessels

B. Push fluid back into vessels

C. Has no effect on filtration

D. Increases oncotic pressure

Expert Explanatory Rationale

Correct Answer: Push fluid out of vessels

Question 3 of 5

Kidneys in the human body extend from this level

A. 5th thoracic vertebrae to 3rd lumbar vertebrae

B. 8th thoracic vertebrae to 12th lumbar vertebrae

C. 10th thoracic vertebrae to 5th lumbar vertebrae

D. 12th thoracic vertebrae to 3rd lumbar vertebrae

Expert Explanatory Rationale

Correct Answer: 12th thoracic vertebrae to 3rd lumbar vertebrae

Question 4 of 5

Mesangial cells

A. are restricted only to the renal corpuscles

B. comprise the parietal layer of Bowman's capsule

C. secrete creatinine into the glomerular filtrate

D. they can phagocytose old basement membrane

Expert Explanatory Rationale

Correct Answer: they can phagocytose old basement membrane

Question 5 of 5

A football player is thought to have sustained an injury to his kidneys from being tackled from behind. The ER nurse caring for the patient reviews the initial orders written by the physician and notes that an order to collect all voided urine and send it to the laboratory for analysis. The nurse understands that this nursing intervention is important for what reason?

A. Hematuria is the most common manifestation of renal trauma and blood losses may be microscopic, so laboratory analysis is essential.

B. Intake and output calculations are essential and the laboratory will calculate the precise urine output produced by this patient.

C. A creatinine clearance study may be ordered at a later time and the laboratory will hold all urine until it is determined if the test will be necessary.

D. There is great concern about electrolyte imbalances and the laboratory will monitor the urine for changes in potassium and sodium concentrations.

Expert Explanatory Rationale

Correct Answer: Hematuria is the most common manifestation of renal trauma and blood losses may be microscopic, so laboratory analysis is essential.

Ready to Guarantee Your Result?

Start Your ATI LPN Preparation Journey Today

Access over 300,000 verified practice questions, comprehensive subject diagnostic exams, and timed clinical simulations engineered for success.

Browse Other Nursing Exams