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Muscle
Muscle
26
Histology
Graduate
11/26/2012

Additional Histology Flashcards

 


 

Cards

Term
Endomysium
Definition
-connective tissue surrounding muscle fibers
-made up of reticular fibers
-contains small blood vessels and neuronal processes
Term
Perimysium
Definition
-connective tissue surrounding individual muscle fascicles
-contains larger blood vessels and nerves
Term
Epimysium
Definition
-connective tissue surrounding the entire muscle
-contains major blood vessels and nerves
Term
type I skeletal muscle fibers
Definition
-red and small
Term
type I skeletal muscle twitch type
Definition
slow
Term
type I skeletal muscle metabolism
Definition
slow
Term
type I skeletal muscle location
Definition
limbs
Term
type I skeletal muscle fatigue level
Definition
low
Term
type IIa skeletal muscle fibers
Definition
intermediate and medium
Term
type IIa skeletal muscle metabolism
Definition
oxidation and glycolysis
Term
type IIa skeletal muscle fatigue level
Definition
low
Term
type IIa skeletal muscle contraction
Definition
fast
Term
type IIa skeletal muscle contains:
Definition
myoglobin, mitochondria, glycogen
Term
type I skeletal muscle contraction
Definition
low tension
Term
type IIa skeletal muscle contains:
Definition
myoglobin, mitochondria
Term
type IIb skeletal muscle fibers
Definition
white and large
Term
type IIa skeletal muscle twitch type
Definition
fast
Term
type IIa skeletal muscle metabolism
Definition
glycolysis
Term
type IIa skeletal muscle contains:
Definition
glycogen, fast ATPase, many neuromuscular junctions
Term
type IIa skeletal muscle fatigue level:
Definition
rapidly fatigued; builds up lactic acid
Term
Titin
Definition
elastic protein that anchors thick filaments to Z-line
Term
α-actinin and nebulin
Definition
anchor thin filaments to Z-line
Term
Tropomodulin
Definition
actin capping protein that regulates thin filament length
Term
Myomesin and C protein
Definition
bind myosin and holds it at M line
Term
Desmin
Definition
-intermediate filament
-attaches sarcomeres to each other at the Z-line and to the plasma membrane
Term
Dystrophin
Definition
probably links actin to laminin in the external lamina of the muscle cell
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