Work3 Muscle Tissue Flashcards
1
Q
Name 5 functions of skeletal muscle
A
Movement Maintain posture Maintain body temperature Nutrient reserve through muscle breakdown Control body orifices
2
Q
name the Smallest functional unit of muscle tissue
A
Sarcomeres. 10,000 are needed to make myofibril
3
Q
Know muscle structures Smallest to largest.
A
Myosin Filament, Sarcomere, Myofibril, Muscle fiber, Facial, Biceps Brachii muscle
4
Q
Muscle cells are the same as _____
A
Muscle Fibers
5
Q
- What large muscular complex blocks myosin binding site on action preventing contradiction?
A
Turpeinen turbomycin, calcium removes the block
6
Q
- What is a motor unit?
A
Motor neuron and the muscle fiber it innervates
7
Q
- List steps involved in contract coupling
A
Generation of ATP
Transmission of AP along sarcolemma/Flula
Release of CA^ZT from sarcoplasmic reticulum
Myosin bind to actin
8
Q
- What specialized structure ensures the electrical signal (action potential)
A
Circolema tubercles, T-Turbials
