CELLULAR PATHOLOGY Flashcards

1
Q

“All organ injuries start with structural or molecular alterations in cells” BY?

A

RUDOLF VIRCHOW

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2
Q

to understand pathology, you first need to understand the?

A

NORMAL STRUCTURE AND FUNCTIONS

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3
Q

semipermeable membrane with pumps for ionic / osmotic homeostasis

A

PLASMA MEMBRANE

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4
Q

plasma membrane has a? embeded of what proteins??

A

PHOSPHOLIPID BILAYER, w/ GLYCOPROTEIN, GLYCOLIPIDS, ION PUMPS, RECEPTOR AND ADHESION MOLECULE

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5
Q

the transcription of genes, synthesized of ribosomal RNA & chromatin is here in this organelles.

A

NUCLEUS

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6
Q

in this organelles the oxidative phorphorylation, & the main source ATP happens in here.

A

MITOCHONDRIA

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7
Q

2 types of endoplasmic reticulum?

A
  1. ROUGH E.R
  2. SMOOTH E.R
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8
Q

function of ROUGH E.R

A

SYNTHESIZED & PACKAGING of PROTEIN TRANSPORT

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9
Q

3 function of smooth E. R

A
  1. LIPID BIOSYNTHESIS
  2. DETOXIFICATION OF HARMFUL COMPOUND
  3. SEQUESTRATION OF CA+ions
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10
Q

this organelles assist in proper folding of proteins & transport across oganelles

A

CHAPERONES

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11
Q

this degrade both excess proteins and incorrectly folded protein.PR

A

PROTEASOME

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12
Q

enzymatic digestion of materials in the cells.

A

LYSOSOMES

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13
Q

is the structure and movements of cells/ organelles/ granules/ surface molecules & phagocytosis.

A

CYTOSKELETON

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14
Q

CYTOSKELETON is composed of?

A

1.MICROFILAMENTS-
2. MICROTUBULES
3. iNTERMEDIATE FILAMENTS

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15
Q

this is actin in various form- cell shape & movements

A

MICROFILAMENTS

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16
Q

this is polymers of tubulin- organelle movement/ flagella,cillia,mitotic spindle

A

MICROTUBULES

17
Q

a cytokeratin/ vimentin/ desmin. & neurofilament

A

INTERMEDIATE FILAMENTS

18
Q

enzyme like catalase, oxidase; metabolism of hydrogen peroxide and fatty acids.

A

PEROXISOMES

19
Q

aggregssion are called?

A

STRESS

20
Q

2 possible things that can happen to cell injury.

A
  1. REVERSIBLE INJURY- survived and adapt
  2. IRREVERSIBLE INJURY- cell death/necrosis or apoptosis