Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
24 Cards in this Set
- Front
- Back
|
Intercalated disc in cardiac Muscle
|
True
|
|
|
1 muscle = 1 muscle fiber
|
True
|
|
|
functional contractile unit of a muscle cell
|
sarcomere
|
|
|
what are the thin filaments?
|
actin, troponin, tropomysin
|
|
|
What are the regulatory proteins?
|
troponin and tropomysin
|
|
|
with myosin head
|
thick filaments
|
|
|
Regulatory protein that help hold thick filaments in place
|
titin and m line
|
|
|
Region with only thin filaments
|
I Band
|
|
|
region with only thick filaments - including area of overlap with thin filaments
|
A Band
|
|
|
region with only thick filaments
|
H Zone
|
|
|
heads that overlap with thin filaments
|
myosin head
|
|
|
contraction/relaxation of muscle
|
sliding filament model or theory
|
|
|
the only site where myosin heads bind with thin filaments
|
myosin binding site
|
|
|
contraction model
|
Sliding Filament Model or theory
|
|
|
what releases calcium
|
Sarcoplasmic Reticulum
|
|
|
what ion binds with troponin-tropomyosin complex (thin filaments)
|
Calcium
|
|
|
who undergoes conformational change - means change shape
|
Troponin-tropomyosin complex
|
|
|
What site the myosin (thick filament) binds
|
myosin binding site on the actin
|
|
|
it is a stroke where myosin heads move thin filaments toward each other (center)
|
power stroke
|
|
|
what covers actin to achieve muscle relaxation
|
troponin-tropomyosin complex
|
|
|
it is the space bet. the muscle cell and theneuron
|
synaptic cleft
|
|
|
the wall of the vesicles is the same as bilayer phospholipids
|
True
|
|
|
What is inside the vesicle?
|
Ach which is a NT's
|
|
|
what muscle needs to be able to absorb Ach
|
Ach receptor on muscle cell
|
