16 Questions
What is the function of natriuretic hormone in diabetic kidney disease?
Opposes aldosterone and causes Na+ secretion
Which hormone increases Ca++ reabsorption and blocks phosphate reabsorption?
Parathyroid hormone (PTH)
In what locations are the baroreceptors found to check blood pressure?
Aorta and carotid sinuses
How does caffeine affect the nephron function?
Promotes vasodilation in the nephron
What is the primary function of Vitamin D synthesis?
Enhances erythropoiesis
How does the kidney contribute to acid/base homeostasis?
By regulating hydrogen ions balance
What is the main function of the nephrons in the kidney?
Maintain homeostatic balance of plasma and excrete potential toxins
What is the purpose of the macula densa in the kidney?
Regulate renin release based on plasma osmolarity
What does anuria, or excreting less than 50 mL of urine per day, indicate?
Kidney disease
Which process involves substances being reabsorbed by active transport, diffusion, facilitated diffusion, secondary active transport, and osmosis?
Tubular reabsorption
What causes systemic edema in the body?
Low osmotic pressure in circulating blood
Which part of the kidney is responsible for releasing hormones that regulate blood pressure?
Tuboglomerular apparatus
What is the function of the collecting ducts in the kidney?
Reabsorb sodium under the influence of aldosterone
How does aldosterone influence the distal convoluted tubule (DCT) function?
Increase water reabsorption
Which substance is recycled in the proximal convoluted tubule (PCT) to aid in bicarbonate recovery?
Hydrogen ions
What is the main function of the renal co in glomerular filtration?
Push solutes through filtration slits into Bowman's capsule
Test your knowledge on the urinary system and dehydration. Learn about the amount of urine excreted daily, signs of dehydration, and conditions like polyuria and oliguria.
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