Hormones Flashcards by Nukpana Chochuschuvio

Q

Catecholamines T1/2

A

2min

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Q

T3/T4 T1/2

A

7days

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Q

ADH T1/2

A

5min

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Q

GH T1/2

A

20min

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Q

Prolactin T1/2

A

20min

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Q

Cortisol T1/2

A

2h

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Q

Aldosterone T1/2

A

15min

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Q

Oxytocin T1/2

A

5min

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Q

Catecholamines PPB

A

50%

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Q

T3/T4 PPB

A

99% (mostly to thyroxine binding globulin)

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Q

ADH PPB

A

Unbound

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Q

GH PPB

A

Higly bound to growth hormone binding globulin

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Q

Prolactin PPB

A

Highly PPB

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Q

Glicoproteins have a common

A

α subunit (different β subunit)

TSH, LH, FSH, β-HCG

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Q

Thyrotrophs proportion of the pituitary cells.

A

5%

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Q

Corticotrophs proportion of the pituitary cells.

A

10%

Q

Somatotrophs proportion of the pituitary cells.

A

50%

Q

Lactotrophs proportion of the pituitary cells.

A

20%

Q

Gonadotrophs proportion of the pituitary cells.

A

15%

Q

Cortisol PPB

A

80% costisole binding globulin
20% albumin

Q

Aldosterone PPB

A

60%

Q

Hormones with 2h rhythmicity

A

GH
ACTH
Cortisol
Aldosterone
DHEA

All also have diurnal variation.

Q

DHEA PPB

A

90% albumin

Q

PTH T1/2

A

15min

Calcitonin T1/2

1h