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urinary practice test
Terms in this set (15)
The juxtamedullary apparatus is a part of the DCT and its purpose is to help regulate blood pressure of the glomerulus. The two cells of this apparatus are juxtamedullary cells and macula densa cells. How do these cells regulate blood pressure and filtration?
The juxtamedullary cells release renin which causes an increase in BP; The macula densa cells detect Na+ causing the glomerular pressure to decrease.
Albumin and glucose have been found in a patient's urine. What is the problem?
Basement membrane is defective
Transporters are supersaturated
If macula densa cells could not detect Na+ conc in the afferent arteriole, what could be a result?
Someone is chasing you with a knife. You need blood to be transported to other tissues like the brain, heart and lungs. What type of regulation will aid in redirecting blood to those organs?
How does ANP function at the DCT?
Inhibits Na+/K+ pumps
K+ levels are very high in the blood. Which hormone will be released due to this high conc of K+?
Someone has been dehydrated for 26hrs. Aldosterone will most likely be causing what to happen FIRST at the collecting duct and DCT?
Transcription and translation of proteins
PTH will stimulate the release of _____ at the PCT to aid in calcium reabsorption.
When a baby urinates it means his detrusor muscles are ______ and his internal urethral sphincter is ______.
If it is untimely to urinate, _____ structure will be stimulated by cerebral signals to contract.
Internal urinary sphincter
A patient with alkaptonuria lacks the enzyme?
Homogentisic acid oxidase
Which is not a symptom of diabetes?
You have a patient who has high blood pressure. This in turn is putting a lot of strain on his heart. You prescribe him a diuretic, that will cause loop symport inhibition. What does this diuretic do?
Inhibit the secretion of solutes from the ascending loop of henele to the medulla of the kidney
A patient has a kidney stone. After testing it you have found high traces of amino acids in it. The patient also has no family history of kidney stones. What type of stone would you most likely be dealing with?
Which layer of connective tissue protects the organ from high impact force (i.e. a punch)?
Perirenal fat capsule
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