Chapter 9 Flashcards
What are the 3 types of muscle tissue?
Skeletal, cardiac, and smooth
What is the only muscle tissue that you can move voluntarily?
Skeletal muscle
What is the most often multinucleated type of muscle tissue?
Skeletal muscle
Describe the cells of skeletal muscle
Single, very long and cylindrical, striated
Where does cardiac muscle occur?
In the wall of the heart
How many nuclei does cardiac muscle have?
Usually one, sometimes two
Describe the striations of cardiac muscle
Branching chains
How are cardiac muscle cells connected?
They are electrically coupled by gap junctions
Where does smooth muscle occur?
In the walls of hollow organs
Describe a smooth muscle cell
Single, tapered at both ends (fusiform), nonstriated
How many nuclei does a smooth muscle cell have?
One
