Name and locate the microscopic and macroscopic structures of the kidney Flashcards

1
Q

What is the name for the position of the kidneys

A

Retroperitoneal

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2
Q

Where are the kidneys located between

A

T12 and L3 vertebra

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3
Q

Which kidney is lower and why

A

The right is lower than the left because of the liver

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4
Q

What are the 3 layers of the kidneys (from outer layer to inner)

A
  1. Renal fascia
  2. Adipose capsule
  3. Renal capsule
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5
Q

What is the renal fascia

A

Thin layer of connective tissue that anchors the kidney to surrounding structures and abdominal wall

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6
Q

What is the adipose capsule

A

Mass of fatty tissue surrounding renal capsule. protects the kidney from trauma and holds it in place

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7
Q

What is the renal capsule

A

Smooth sheet of connective tissue that is continuous with outer coat of ureter. Barrier against trauma and maintains kidney shape.

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8
Q

What is the superficial, light red region of the kidney

A

The renal cortex

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9
Q

What is the renal cortex divided into

A

An outer cortical zone and an inner juxtamedullary zone

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10
Q

What are the portions of the renal cortex that extend between the renal pyramids

A

The renal columns

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11
Q

What is the deep, darker reddish-brown inner region of the kidney

A

The renal medulla

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12
Q

What does the renal medulla consist of

A

Renal pyramids

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13
Q

What is the base of each pyramid called

A

The renal papilla

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14
Q

What is the indentation on the outside of the kidneys

A

The renal hilum

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15
Q

What is the renal cortex and renal pyramids referred as

A

Parenchyma

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16
Q

What are the functional units of the kidney

A

Nephron

17
Q

Where does filtrate formed by the nephrons drain into

A

Papillary ducts

18
Q

Where do the papillary ducts drain into

A

minor and major calyces

19
Q

Where does the urine go after the major calyces

A

Renal pelvis

20
Q

When does filtrate become urine

A

When it enters the calyces

21
Q

Where does urine go after the renal pelvis

A

Ureter to bladder

22
Q

Where does the renal hilum expand into

A

the renal sinus

23
Q

what does the renal sinus contain

A

Parts of the renal pelvis, calyces, branches of renal blood vessels and nerves

24
Q

What % of resting cardiac output doe the kidneys receive from the right and left renal arteries

A

20-25%

25
Q

Where does blood flow from into the renal arteries

A

Aorta

26
Q

List the divisions of blood supply from the renal arteries to the glomerulus

A
renal arteries
segmental arteries 
interlobar arteries 
arcutate arteries 
cortical radiate arteries 
afferent arterioles 
glomerulus
27
Q

List the blood supply divisions from the glomerulus to the inferior vena cava

A
glomerular capillaries 
efferent arterioles 
peritibular capillaries 
cortical radiate veins 
arcutate veins 
interlobar veins 
renal veins 
inferior vena cava
28
Q

what makes up a renal lobe

A

renal pyramid, some of the renal column on either side of renal pyramid and renal cortex