Adrenal Glands Flashcards

(38 cards)

1
Q

the adrenals are located in which cavity?

A

retroperitoneal

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2
Q

what does it mean when we say the adrenals are SAM to the kidney?

A

superior
anterior
medial

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3
Q

the adrenal glands are embedded in ______

A

fat

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4
Q

what covers the adrenal glands

A

gerotas facia

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5
Q

what is gerotas facia?

A

thin connective tissue (collagen) that surrounds your kidneys and adrenal glands.

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6
Q

the right and left adrenals are exactly the same. T/F

A

false

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7
Q

what are some shared characteristics between the R and L kidney?

A

both
- superior to kidney
- lateral to crus

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8
Q

which adrenal is larger?

A

left
left- larger

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9
Q

which adrenal is semi lunar?

A

left

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10
Q

which adrenal is pyramid shaped

A

right

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11
Q

which adrenal is lateral to the IVC?

A

right

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12
Q

which adrenal is inferior to the diaphragm?

A

right

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13
Q

which adrenal is posterior to the lesser sac and pac tail

A

left

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14
Q

what are the features of the right adrenal?

A
  • superior to kindey
  • smaller
  • lateral to IVC
  • pyrimidal shape
  • lateral to crus
  • inferior to diaphragm
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15
Q

what are the features of the left adrenal?

A
  • superior to kidney
  • larger
  • lateral to crus
  • semilunar
  • posterior to lesser sac and pancreas tail
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16
Q

what are the two parts of the adrenal?

A

cortex and medulla

17
Q

the cortex is the _______ and composes ____% of the adrenal

A

outer
90%
- three parts

18
Q

what are the three parts of the adrenal cortex?

A

zona:
glomerulosa - 15%
fasciculata - 75%
reticularis - 10%

19
Q

what is the medulla?

20
Q

what cells are in the medulla?

A

pheochromocytes
fight or flight
- epinephrine and norepinephrin

21
Q

what is another name for epinephrine?

22
Q

where does the fight or flight response come from?

A

medulla of adrenals - epinephrine

23
Q

phenochromocytes are found where and do what?

A

medulla
fight or flight

24
Q

where is zona glomerulosa found?

25
where is zona fasciculata found?
cortex
26
where is zona reticularis found?
cortex
27
what does the zona glomerulosa produce?
mineralocoticoids - aldostrone
28
what does the zona glomerulosa do?
works as part of the renin-angiotensin reaction to increase blood volume inc sodium reabsorption inc potassium secretion
29
what is produced in the zona fascictulata?
glucocorticoids steroids cortisol levels increase when body subject to starvation, injury or truama
30
what does the fasciculata influence?
glucose metabolism and inflammation - stimulates glucose synthesis - increased the availability of raw materials for glucose/ketone synthesis - used to calm the body
31
what is produced in the reticularis?
sex hormones - androgens - promotes male secondary sex characteristics
32
adrenals are hard to visualize in the _____ body
adult - hypoechoic - see less than 3cm
33
adrenals appear as ___in the adult body
hypoechoic - hard to see tho
34
adrenals are well seen in
neonatals hypoechoic cortex hyperechoic medulla larger than adult adrenal
35
adrenal cortex appears in neonatals as...
hypoechoic
36
adrenal medulla appears in neonatals as...
hyperechoic
37
to see the right adrenal in adults you can ...
use the liver as a window
38
to see the left adrenal in adults you can ...
use the spleen as a window