[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

A

Hydrophobic

Q

Heme oxygenase

A

ER

Q

CO content of expired air

A

Heme oxygenase

Q

UDP glucoronyl transferase

A

Bilirubin conjugation

Q

Biliverdin

A

Blue green

Q

Facilitated transport system

A

Hepatocellular uptake

Q

What will happen to albumin after transporting?

A

Remains in plasma

Q

Repository site of heme

A

RBC

Q

Iron porphyrin degradation

A

Liver

Q

Thalassemia

A

Imbalance of globin chain synthesis

Q

Hb M

A

His F8 replaced by tyrosine

Q

Bohr effect

A

Protons and pH

Q

5th His residue

A

Prox His F8

Q

Colorless

A

Urobilinogen

Q

Color of feces

A

Stercobilin

Q

Relaxed state except

A

D

Q

Deoxygenated state

A

Fe2+ out of plane

Q

P50 concept

A

PO2 that saturates 50 and Hgb

Q

Hypoxic tissues will trigger the production of:

A

2,3 DPG

Q

Sugar attached to base

A

Nucleoside