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Cell parts
Cell parts Anatomy Bio 4 Hoffman Cabrillo Exam 1
25
Anatomy
Undergraduate 1
02/19/2014

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Term
cell membrane structure (4)
Definition
-lipid bilayer
-sugars
-proteins
-cholesterol
Term
proteins in cell membrane (6)
Definition
-receptor
-enzyme
-channel protein
-gated protein
-cell identity
-adhesion
Term
cytoplasm parts (2)
Definition
cytosol
-organelles
Term
cytosol
Definition
fluid inside a cell
high in potassium, proteins, amino acids, lipids
Term
ECF
Definition
extracellular fluid
AKA interstitial fluid
AKA tissue fluid
Term
ICF
Definition
intracellular fluid
Term
cytoskeleton structure (3)
Definition
-microfilaments
-intermediate filaments
-microtubules
Term
microfilaments (3)
Definition
-just under lipid bilayer
-tiny filaments laying every which way
-part of cytoskeleton
Term
intermediate filaments (2)
Definition
-part of cytoskeleton
-shoot across cytoplasm as scaffolding
Term
microtubules (3)
Definition
-part of cytoskeleton
-used as railroad tracks for movement of structures
-temporary
Term
villi
Definition
increase surface area for absorption
Term
cilia (2)
Definition
-formed from microtubules
-move in unison to push molecules around like respiratory system
Term
flagella
Definition
moves entire cell
Term
rough endoplasmic reticulum (2)
Definition
-with ribosomes
-makes proteins
Term
smooth endoplasmic reticulum (3)
Definition
-no ribosomes
-makes fats
-detox of alcohol and drugs
Term
mitochondria (2)
Definition
-make energy (ATP)
-double walled - cristae (folds) and matrix (spaces between folds)
Term
nucleus (2)
Definition
-stores DNA
-has nuclear pores for messenger RNA
Term
nucleolus
Definition
makes ribosomes
Term
golgi apparatus
Definition
packages and secretes lipids and proteins
Term
lysosomes (2)
Definition
destroy harmful/foreign bodies
-can kill entire cell if needed
Term
peroxisomes (2)
Definition
-detoxify through creating H2O2
-manufacture phospholipids
Term
cell junction types (3)
Definition
-tight junction
-desmosome
-gap junction
Term
tight junction (2)
Definition
-locked/zipped together with J-hooks
-in intestines to prevent leakage
Term
desmosome (3)
Definition
-cell junction
-allows stretch and permeability
-in skin
Term
gap junction (2)
Definition
-cells cluster with a pore in the middle for transmitting electrochemicals
-in heart
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