Urinary Tract

Front

What is the function of the external urethral sphincter?

Back

The external urethral sphincter voluntarily controls the opening and closing of the urethra, allowing for the regulation of urine flow.

Front

Which transport route is not involved in tubular reabsorption and secretion?

Back

Parasympathetic Transport is not included in the routes for tubular reabsorption and secretion.

Front

What is the proximal tubule?

Back

The proximal tubule is a part of the nephron in the kidney where the majority of tubular reabsorption occurs.

Front

What structure holds the urinary bladder in place?

Back

The peritoneum helps to hold the urinary bladder in place within the abdominal cavity.

Front

What is another term for urination?

Back

Micturition is the medical term for the act of urination.

Front

What are the main functions of the urinary system?

Back

The urinary system's main functions include the removal of waste products from the body, regulation of blood volume and pressure, and maintenance of electrolyte balance.

Front

What is the role of the kidneys in the urinary system?

Back

The kidneys filter blood to produce urine, removing waste and excess substances while retaining necessary components.

Front

What is tubular reabsorption?

Back

Tubular reabsorption is the process by which the nephron reabsorbs water, ions, and nutrients from the filtrate back into the blood.

Front

What is the difference between the internal and external urethral sphincters?

Back

The internal urethral sphincter is involuntary and controls the release of urine from the bladder, while the external urethral sphincter is voluntary and allows for conscious control over urination.

Front

What is the significance of the bladder's detrusor muscle?

Back

The detrusor muscle is responsible for the contraction of the bladder during urination, facilitating the expulsion of urine.