Skeletal Muscle Flashcards
1
Q
Describe the functional unit of skeletal muscle (ie. bands). Which types of fibers are present in each band?
A
2
Q
What is a sarcomere?
A
muscle unit that lies between two Z discs/lines
3
Q
What composes the motor unit?
A
one alpha motor neuron and numerous muscle fibers (various in number)
4
Q
How is organophophate inhibition of acetylcholinesterase treated?
A
2-pyridine aldoxime methochloride (PAM)
5
Q
What is the mechanism of Curare?
A
blocks ACh at the NMJ
6
Q
What is the pathologic cause of myesthenia gravis?
A
antibodies to the ACh receptor
