Histology: Urinary Tract I Flashcards

1
Q

Where is the general location of the kidneys?

A

Retroperitoneum,

Thoracic vertebra 12 - Lumbar vertebra 3

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2
Q

What is the difference in the male and female urethra?

A

Males have a longer urethra

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3
Q

What are the phases of kidney development?

A
  • the pronephros (most immature)
  • mesonephros
  • metanephros (most developed) which persists as the definitive adult kidney
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4
Q

What is the movement of the kidneys during development?

A

Descends from the cervical region to the cloaca and ascends to final position

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5
Q

What is at the tip of the medullary pyramid?

A

Papillae

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6
Q

What is the main blood supply of the kidneys?

A

Renal Artery

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7
Q

What are the small arteries the supply the medullary pyramid?

A

Interlobar Arteries - gives of arcuate arteries

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8
Q

What vessel group gives off the vasa recta?

A

Juxtamedullary glomerulus

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9
Q

What section of the kidney gets most of the blood?

A

The cortex

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10
Q

What section of the kidney is most susceptible to ischemia?

A

Medulla

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11
Q

What arises from interlobular arteries?

A

Afferent arteriole

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12
Q

What arises from glomerular capillaries?

A

Efferent arteriole

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13
Q

What part of the kidney receives 90% of the blood flow?

A

Renal Cortex

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14
Q

What is the order of the vasculature from the kidney to the aorta?

A
  • Renal Artery
  • Interlobar Artery
  • Arcuate Arteries
  • Interlobular Arteries
  • Afferent Arterioles
  • Glomerular Capillaries
  • Efferent Arterioles
  • Peritubular Capillary Network
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