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Histology Exam 1
Lecture 2 (Cells and Organelles)
9
Other
Not Applicable
06/06/2008

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Cards

Term
Smooth ER
Definition
  • snythesis of steroids, cholesterol and lipids needed for cell membrane
  • detoxifies some lipid soluble drugs
  • does not synthesis proteins
Term
acid hydrolases
Definition
function only at low pH
inside lysosomes
Term

Rough ER

 

Definition
  • site of protein synthesis and protein translation
  • ribosomes on surface
  • proteins inserted into cisternae for post-translational modification
Term
Golgi Complex
Definition
  • functions in post-translational modifications of proteins
  • packages and sorts proteins according to function
Term
peroxisomes
Definition
contains catalase to convert hydrogen peroxide to oxygen and water
detox alcohol in liver
Term
lysosomes
Definition
digests cellular material by phagocytosis and endocytosis
not functional at neutral pH of cytoplasm
can perform autophagy
Term
cytoskeleton
Definition
contains microtubles, actin filaments, and intermediate filaments distributed around nucleus, through cytoplasm to the edge of the plasma membrane
Term
inclusions
Definition
cell specific
Term
plasmalemma
Definition
cell membrane surrounding entire cell
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