In the Condition Diabetes Mellitus,why Does Glucose Appear in the Urine

question 23

Multiple Choice

In the condition diabetes mellitus,why does glucose appear in the urine?

• A)The plasma concentration of glucose becomes so high that it diffuses from peritubular capillaries into the proximal tubule,down its concentration gradient.
• B)The filtered load of glucose becomes greater than the tubular maximum for its reabsorption.
• C)Without the hormone insulin,glucose cannot enter proximal tubule epithelial cells.
• D)The rate of tubular secretion of glucose becomes greater than the sum of glucose filtration and reabsorption.
• E)Without insulin,the glomerular filtration barrier becomes extremely leaky to glucose,which is not normally fiterable.

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Definitions:

Urinary Drainage

The process or device used to facilitate the removal of urine from the bladder.

External Catheter

A catheter that is placed outside the body, often used to drain urine from the bladder without entering the urethra.

Penile Shaft

The elongated portion of the penis between the base and the glans, comprising the majority of its length.

Coudé Catheter

A type of urinary catheter with a curved tip, designed to navigate past obstacles like enlarged prostates in the urethra, easing the process of catheterization.