Structure And Functions Of The Kidney Flashcards

1
Q

Which occurs quicker acute kidney injury or chronic kidney disease?

A

Acute

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2
Q

What surrounds the kidney?

A

Renal capsule and visceral fat

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3
Q

What passes through the medial side of the kidney?

A
Renal artery 
Renal vein 
Nerves 
Pelvis 
Ureter
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4
Q

What is the outer and inner part of the kidney called

A

Cortex - outer

Medulla - inner

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5
Q

What is the medulla divided into and what is the fictional units of the unit?

A

Divided into pyramids

Nephrons

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6
Q

What does the nephron consist of?

A

Renal corpuscle and tubule

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7
Q

What are the two capillary beds in the kidney?

A

Glomerular and peritubular

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8
Q

What do afferent and efferent arterioles do?

A

Afferent - deliver blood to glomerular capillaries (filtration occurs and urine forms

Efferent - glomerular capillaries rejoin to form efferent arterioles (unfiltered blood leaves glomerulus)

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9
Q

Where are capillaries in the glomerulus encapsulated?

A

Bowman’s capsule

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10
Q

Where does the proximal convoluted tubule continue from and lie completely in?

A

Bowmans capsule

Lies in cortex

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11
Q

What lies at the end of the thick ascending limb?

A

Macula densa

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12
Q

Where does the distal convoluted tubule begin?

A

From the macula densa

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13
Q

What empties into the DCT and what is it lined with?

A

Collecting duct

Lined with Principal cells and intercalated cells

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14
Q

What are the two types of nephrons?

A

Cortical and juxtamedullary

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15
Q

What are the 3 basic renal processes of urine production?

A

Filtration
Reabsorption
Secretion

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16
Q

Where do alpha 1 and beta adrenoceptors work in the kidney?

A

a1 - mediate vasoconstriction on afferent/efferent arterioles

b- on granular cells on juxtaglomerular apparatus

17
Q

Which hormones act on the kidney?

A

Vasopressin
Aldosterone
Parathyroid hormone
Natriuretic hormones

18
Q

What hormones are produced by the kidney?

A

EPO
RENIN
Calcitriol
Prostaglandins

19
Q

What are the 7 functions of the kidney?

A
Excretion 
Control of water and electrolytes 
Control of arterial blood pressure
Control of acid-base balance 
Endocrine 
Control of calcitriol production 
Glucose synthesis