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Details

respi physio
sham's lectures
8
Physiology
Graduate
12/07/2008

Additional Physiology Flashcards

 


 

Cards

Term
What is/are major difference(s) between obstructive and restrictive lung diseases
Definition

in obstructive diseases, total lung capacity is increased and in restrictive lung disease, total lung capacity is decreased.

As well, in obstructive lung diseases, RVTLC is increased, whereas in restrictive lung diseases, RV/TLC is normal

Term
Carriers of a balanced translocation between an x chromosome and an autosome are at risk of what?
Definition
Infertility
Term
what is a derivative chromosome
Definition
qThe abnormal x chromosome with additional genes from an autosome is called a derivative (der)
Term
what is skewed X inactivation
Definition

 

 

females are mosaics when it comes to expressing the x chromosome, so a consequence of this is that sometimes they will partly present with a disease.

Term
what does dystrophin do?
Definition

Dystrophin binds the Actin filament network within  the cytoplasm to the ECM via binding to sacrolemma proteins.

Term
what is Becker's muscular dystrophy?
Definition
  • nBecker Muscular Dystrophy (BMD); is an allelic mutation to DMD.
  • nCharacterized by frame-shift mutations leading to a shorter dystrophin protein, showing milder symptoms
Term
what percentage of DMD is due to spontaneous mutations
Definition
33%
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