Chapter 7 - Freaking Muscles Flashcards
0
Q
Cardiac muscle
A
heart muscle; forms heart wall
1
Q
Smooth muscle
A
located in walls of hollow organs, helps blood flow and food pass through digestive organs
2
Q
Skeletal Muscle
A
all muscles attached to the skeleton
3
Q
why do athletes have more mitochondria in certain muscle cells?
A
produce more ATP to keep the muscle from tiring
4
Q
Basic pathway of muscle innervation
A
impuleses travel down T system and cause relaease of calcium. calcium and AT
p promptes actin myofilaments to slide past myosin myofilaments shortening the length of sarcomere.
5
Q
Homeostasis with muscles and other systems
A
smooth muscles helps move blood; cardiac pumps blood; skeletal contraction helps produce heat needed for breathing
