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MCB BLOCK 2 > Plasma Membrane > Flashcards

Plasma Membrane Flashcards

1
Q

What are the 4 types of lipids found in cell memberane ?

A

Phospholipid
Glycolipid
Cholesterol
Lipid rafts

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2
Q

3 types of protein found in cell memberane ?

A

Integral protein
Peripheral protien
Lipid anchored

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3
Q

What is the most abundant phospholipid ?

A

Phosphatidylcholine

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4
Q

What is the function of GPI anchors ?

A

Links protiens to outer leaflet

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5
Q

What are the factors that can increase the membrane fluidity ?

A

Increased unsaturated cis bonds
High temp
Less Cholesterol

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6
Q

A disease which causes
increase in Cholesterol
Disorted RBC
ASTERIXIX (LIVER FLAP)
HIGH RETICULOCYTE COUNT
Haemolytic anemia
SUPER CELLS?

A

ACANTHOCYTOSIS/ SPURT CELL ANEMIA

Chronic liver disease
Increases Cholesterol

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7
Q

Which phospholipid present usually in the inner memberane shows up in the outer leaflet during apoptosis ?

A

Phosphatadylserene

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8
Q

An autosomal dominant disease which causes

Jaundice
Gall stones
Spenomegaly
Opaque and spheeoidal RBC
Mutated spectrin and ankyrin

A

Heriditary spherocytosis

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9
Q

What is the receptor for cholera toxin ?

A

GM1- GANGLIOSIDE

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MCB BLOCK 2 (15 decks)

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