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A&P 2 Exam 4
| Question | Answer |
|---|---|
| What is the most superficial region of functional kidney tissue that produces urine? | Renal Cortex |
| Which GFR regulation mechanism is NOT a type of renal autoregulation? | Sympathetic Control |
| About how much of the filtrate is reabsorbed from the nephron loop? | 25% |
| Which of the kidney veins directly receives blood from arcuate veins? | interlobar veins |
| Which organ of the urinary system forms urine? | Kidney |
| The average person will produce about ____ of urine per day? | 1-2L |
| Which patch of sensory cells detects NaCl levels in filtrate? | Macula densa |
| What is the most specific sub region of the kidney where renal columns can be found? | Renal medulla |
| Which hormone stimulates the secretion of a hormone from the adrenal cortex? | Angiotensin II |
| What hormone is a potent vasoconstrictor? | Angiotensin II |
| Which of the kidney veins directly receives blood from cortical radiate veins? | arcuate veins |
| What happens in the ascending capillaries of the vasa recta? | A large amount of water diffuses into the blood and a small amount of salts diffuse out of the blood. |
| What bowman's capsule structure is composed of cells called podocytes? | Visceral layer |
| What is NOT a name of a kidney blood vessel? | segmental veins |
| What structure is a cavity within the kidney where blood vessels enter and leave? | Renal sinus |
| When COP is higher, GFR is...? | lower |
| What kidney arteries branches into segmental arteries? | renal artery |
| What kidney vein directly receives blood from interlobar veins? | renal vein |
| What is NOT considered part of the filtration membrane of the renal corpuscle? | Capsular space |
| What kidney artery directly receives blood from the segmental arteries? | interlobar arteries |
| Sympathetic stimulation of the afferent arteriole would cause glomerular blood pressure to ____ and GFR to ____? | decrease , decrease |
| Which GFR regulation mechanisms involves the catecholamine hormones produced by the adrenal medulla? | Sympathetic control |
| What happens in the descending capillaries of the vasa recta? | Small amount of water diffuses out of the blood and a large amount of salts diffuse into the blood |
| Which kidney artery branches into interlobar arteries? | segmental arteries |
| What is a hormone that the kidney does not secrete, but is involved in it's activation ? | Calcitriol |
| The average person will generate about ____ of filtrate each day | 150 -180 L |
| When CP is higher, GFR is.....? | lower |
| The ____ is modified smooth muscle cells | Juxtaglomerular cells |