[Recalls] Myoglobin And Hemoglobin, Porphyrin, Bilirubin, Nucleoside Flashcards by Keannah Keim Insular

Q

Methemoglobin

A

Ferric ion

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Q

Guanine and adenine free nucleotides

A

Hypoxanthine, xanthine and uric acid

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Q

N1

A

Pyrimidine

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Q

N9

A

Purine

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Q

Wrong statement

A

Release of 02 from myoglobin na at 20 mmHg tissue

*Must be 5 mmHg

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Q

Mononucleotides

A

Phosphoryl group esterified to hydroxyl group

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Q

Anhydride bond

A

Nucleoside di/triphosphate

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Q

Nucleoside triphosphate

A

High group transfer potential

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Q

Fetal Hgb

A

2 alpha

2 gamma

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Q

Physiologic function of nucleotides except:

A

Carboxylation and deamination

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Q

Sugar linked to heterocyclic base

A

B-N glycosidic bond

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Q

Phosphodiester bond

A

Nucleotides

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Q

Example of nucleoside

A

Guanosine

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Q

Increase in O2 binding if there is an O2 bound already

A

Cooperative binding

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Q

ALA -> PBG

A

ALA dehydratase

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Q

Porphyrin ring

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A

Hydrophobic

Q

Heme oxygenase

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A

ER

Q

CO content of expired air

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A

Heme oxygenase

Q

UDP glucoronyl transferase

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A

Bilirubin conjugation

Q

Biliverdin

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A

Blue green

Q

Facilitated transport system

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A

Hepatocellular uptake

Q

What will happen to albumin after transporting?

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A

Remains in plasma

Q

Repository site of heme

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A

RBC

Q

Iron porphyrin degradation

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A

Liver

Thalassemia

Imbalance of globin chain synthesis

Hb M

His F8 replaced by tyrosine

Bohr effect

Protons and pH

5th His residue

Prox His F8

Colorless

Urobilinogen

Color of feces

Stercobilin

Relaxed state except

D

Deoxygenated state

Fe2+ out of plane

P50 concept

PO2 that saturates 50 and Hgb

Hypoxic tissues will trigger the production of:

2,3 DPG

Sugar attached to base

Nucleoside