The tube that conveys urine from the kidney to the urinary bladder is?

Appeared in: IGIMS Staff Nurse - 2018

Explanation

The ureters are the tubes that connect the kidneys to the urinary bladder.
There are two ureters, one for each kidney, each measuring about 25-30 cm in length.
They are muscular tubes that use peristaltic waves (involuntary muscle contractions) to propel urine from the renal pelvis down to the bladder.
Urine draining from the ureters into the bladder is normally sterile.

Option A: The uterus is an organ of the female reproductive system, responsible for gestation. It has no role in urine transport.
Option C: The urethra is the tube that expels urine from the urinary bladder to the outside of the body. It does not connect the kidney to the bladder.
Option D: The pelvis, in this context, refers to the renal pelvis. It is a funnel-like structure inside the kidney that collects urine before it enters the ureter, but it is not the tube that extends to the bladder.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Anatomy of the Urinary System as background academic context rather than a clinical decision trigger.
Understanding the path of urine is crucial for diagnosing and managing conditions like kidney stones (renal calculi). A stone can become lodged in the ureter, causing severe pain (renal colic) and obstructing urine flow, which can lead to kidney damage (hydronephrosis).
Nurses must be aware of the anatomical differences between the ureter and urethra for procedures like catheterization and for understanding the pathophysiology of urinary tract infections (UTIs).
What if? If a patient presents with severe flank pain that radiates to the groin and has blood in their urine (hematuria), a nurse should suspect a kidney stone is obstructing the ureter, not the urethra. The priority would be pain management and assessing for signs of urinary obstruction.

How to Approach the Question

First, read the question carefully to identify the key anatomical structures mentioned: a tube, kidney, and urinary bladder.
The question asks for the specific structure that connects the kidney to the bladder.
Systematically review the options. Recall the function of each listed term.
Eliminate 'Uterus' as it belongs to the reproductive system.
Differentiate between 'Ureter' and 'Urethra'. Remember 'Ureter' connects kidney to bladder (higher up), and 'Urethra' connects bladder to the outside (lower down).
Eliminate 'Pelvis' as it's a part of the kidney itself (renal pelvis), not the tube connecting to the bladder.

Concept Tested & Keywords

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E6 Anatomy BDChaurasia V2 10e Part 2 p. 104-106

E6 Nursing Fundamentals Potter Perry 12e Part 5 p. 234-236

E6 Nursing Brunner Adult Health 3SA Vol 2 Part 1 p. 122-124

Practise the full IGIMS Staff Nurse - 2018

Attempt every question from this paper in a timed mock, then review the full solution for each one.