Anemia Flashcards

1
Q

Pentru refacerea 1g de Hb lipsa este necesar:

A

150 mg fier elementar

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Transferina este o:

A

Beta-globulina

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Fe hem este absorbit cu ajutorul:

A

HCP1- heme carrier protein1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Fe non-hem este absorbit cu ajutorul:

A

DMT1 divalent metal transporter nu c.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Doza zilnica de fier variaza intre:

A

150-40mg pe zi in 3 prize

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Forma de depozit a fierului:

A

Feritina
Hudroxid feric+ apoferitina

-in ficat, splina, M.H., celule intestinale

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Chelatir de fier administrat in intoxicatia acuta:

A

Desferoxamina

Se administreaza lent, de obicei la copii
In cazuri mai putin grave - intramuscular

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Componentele din structura chimica a vitaminei B12:

A
  1. O nucleotida
  2. Un inel porfirinic
  3. Un ron cobalt in centru
  4. Un radical —> cian/ hidroxi
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

B12 este transportata legata de:

A

Transcobalamina II

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

B12 este stocata la nivel hepatic sub forma legata de :

A

Transcobalamina I

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

B12 este stocata la nivel hepatic sub forma legata de transcobalamina I fiind eliberata la nivel citosolic sub forma de:

A

Metilcobalamina

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

B12 este stocata la nivel hepatic sub forma legata de transcobalamina I fiind eliberata la nivel mitocondrial sub forma de:

A

5-deoxiadenosilcobalamina

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Acidul folic activat participa la sinteza:

A

Acizilor nucleici

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Cine inhiba dihidrdrofolat reductaza?

A

Metotrexat
Trimetroprim

  • se recomanda administratea de acid folic
  • chimioterapice
How well did you know this?
1
Not at all
2
3
4
5
Perfectly