16 Questions
What is the role of natriuretic hormone in diabetic kidney disease?
Causes Na+ secretion
How do baroreceptors respond to an increase in blood pressure?
Induce vasodilation
What is the primary function of renin in the body?
Regulates BP
How is vitamin D synthesized in the body?
Hydroxylation (-OH) must be added to make calcitriol
What is the impact of hydrogen on acid-base homeostasis?
Maintains urine pH within a specific range
Why is the kidney essential for proper pH regulation?
For balancing hydrogen ions
What does oliguria, or the excretion of 300-500 mL of urine per day, indicate?
Kidney disease
What is the main function of the nephrons in the kidney?
Cleanse blood and form urine
What causes the systemic edema that results in the body 'plumping up'?
Too much protein in the filtrate
Which hormone increases sodium reabsorption in the distal convoluted tubule?
Aldosterone
What is the role of the macula densa in the kidney's nephron?
Regulate renin release
What is the function of the renal hilum in the kidney?
Recovers water and solutes for reabsorption
Which condition does polyuria, or excreting more than 2.5 liters of urine per day, typically indicate?
Diabetes insipidus
Why does the presence of leukocytes in urine indicate a specific condition?
Urinary tract infection
What does the presence of ketones in urine indicate about an individual's health?
Diabetes mellitus
How does the distal convoluted tubule differ from the proximal convoluted tubule in terms of function?
Contains numerous microvilli for absorption and secretion
Test your knowledge on the process of filtration in the urinary system and factors affecting urine output. Learn about dehydration indicators, polyuria, oliguria, and specific gravity of urine.
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