13 Questions
What hormone causes Na+ secretion in diabetic kidney disease?
Natriuretic hormone
Which hormone increases Ca++ reabsorption and blocks phosphate reabsorption in the kidneys?
Parathyroid hormone
Where are the baroreceptors located that check blood pressure?
Aorta and carotid sinuses
What is the primary function of renin?
Increases red blood cell production
Which solute must be balanced with water in the blood vessels and interstitial spaces?
Osmolarity
What is the primary function of the kidneys in relation to hydrogen ions?
Balances hydrogen ions for proper pH regulation
What is the main purpose of the kidney?
Maintain homeostatic balance of plasma and excrete potential toxins
What does oliguria indicate?
Dehydration, blood loss, or kidney disease
Where does the reabsorption of sodium occur in the kidney?
Proximal Convoluted Tubule (PCT)
What does the presence of ketones in urine indicate?
Diabetes or high fat diet
How much fluid triggers the micturition reflex?
$150$ mL
What is the function of the macula densa in the kidney?
Regulate renin release
What can cause polyuria?
Diabetes insipidus or excess water consumption
Test your knowledge on the urinary system and dehydration. Learn about the amount of urine excreted daily, indicators of dehydration, and related conditions like polyuria and oliguria.
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