Question

Which of these statements about the kidney and urinary bladder is CORRECT?

• A. The kidney lies posteriorly in the abdominal cavity while the urinary bladder lies anteriorly in the pelvic cavity.
• B. The kidney lies anteriorly in the abdominal cavity while the urinary bladder lies posteriorly in the pelvic cavity.
• C. The kidney lies posteriorly in the abdominal cavity while the urinary bladder lies posteriorly in the pelvic cavity.
• D. The kidney lies anteriorly in the abdominal cavity while the urinary bladder lies anteriorly in the pelvic cavity.

Answer 1

Answer: (A)

Excretory system in humans consist of a pair of kidneys, a pair of ureters, urinary bladder and urethra. Kidneys are retroperitoneal and thus it lies posteriorly in the abdominal cavity while urinary bladder lies anteriorly. (Duodenum too is retroperitoneal in position).