Lecture 25 The Urinary System

The internal urethral sphincter is under voluntary control

• True

• False

The main function of the Urinary System is to

• Excretes Substances

• Helps to regulate blood volume and pressure

• Regulates plasma concentrations

• Produce, stores, concentrates and eliminates urine

• All the above

Based on what you know about the location of the kidneys in the posterior abdominal wall, the hilum of the kidney must be at the level of which vertebra?

• T3 or T5

• L1 or L2

• L6

• S1

• T13 or T14

Identify the anatomical structure 'sitting' on top of each kidney.

The hollow, muscular organ that temporarily stores urine is the

• bladder

• trigone

• urethra

• gallbladder

• urinary bladder

Identify this anatomical structure highlighted in green

The tubes that drain urine down to the urinary bladder are the

Identify the functional unit of the kidney

identify the following anatomical structure

In a healthy individual, urine consists of all of the following EXCEPT which one?

• Urea

• Creatinine

• Proteins

• Uric Acid

• Minerals