Hormones Flashcards

1
Q

Catecholamines T1/2

A

2min

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2
Q

T3/T4 T1/2

A

7days

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3
Q

ADH T1/2

A

5min

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4
Q

GH T1/2

A

20min

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5
Q

Prolactin T1/2

A

20min

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6
Q

Cortisol T1/2

A

2h

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7
Q

Aldosterone T1/2

A

15min

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8
Q

Oxytocin T1/2

A

5min

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9
Q

Catecholamines PPB

A

50%

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10
Q

T3/T4 PPB

A

99% (mostly to thyroxine binding globulin)

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11
Q

ADH PPB

A

Unbound

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12
Q

GH PPB

A

Higly bound to growth hormone binding globulin

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13
Q

Prolactin PPB

A

Highly PPB

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14
Q

Glicoproteins have a common

A

α subunit (different β subunit)

TSH, LH, FSH, β-HCG

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15
Q

Thyrotrophs proportion of the pituitary cells.

A

5%

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16
Q

Corticotrophs proportion of the pituitary cells.

A

10%

17
Q

Somatotrophs proportion of the pituitary cells.

A

50%

18
Q

Lactotrophs proportion of the pituitary cells.

A

20%

19
Q

Gonadotrophs proportion of the pituitary cells.

A

15%

20
Q

Cortisol PPB

A

80% costisole binding globulin
20% albumin

21
Q

Aldosterone PPB

A

60%

22
Q

Hormones with 2h rhythmicity

A

GH
ACTH
Cortisol
Aldosterone
DHEA

All also have diurnal variation.

23
Q

DHEA PPB

A

90% albumin

24
Q

PTH T1/2

A

15min

25
Q

Calcitonin T1/2

A

1h