Muscular System
What are some functions of muscles?
Protection of organs, movement, stability, assist in the passages of debris or substances, production of heat, help with communication, and are also important for other internal systems in the body.
What is a sarcomere?
Skeletal muscle fiber
There are three connective tissue layers, what are they called?
Epimysium
Perimysium
Endomysium
What are the three types of muscle tissues?
Smooth, cardiac, and skeletal.
Thin and thick filaments are called?
Actin (thin) and Myosin (thick)
The Greek word Sarco can be translated to what?
Flesh
What is the term used to describe an increase in the size of muscles due to cell numbers being higher?
Hyperplasia
The intercalated disc is found in which type of muscle tissue?
Cardiac muscle
The M-Line is located in the sarcomere. True or False?
True
What is a single muscle cell called?
Myofiber
Which muscle tissue has no striations?
Smooth muscle
Thick and thin myofilaments in the Sarcomere are called what?
The H-Band (thick) and the I-Band (thin).
The skeletal muscles have five shapes, what are the five shapes called?
Fusiform
Convergent
Parallel
Circular
Pennate
Which muscle tissue is multinucleated?
Skeletal Muscle
What are two proteins found in the sarcomere?
Troponin and Tropomyosin