Muscle System Practice Test

This type of muscle tissue is attached to bones wand helps control voluntary movement

• Skeletal
• Cardiac
• Smooth

This type of muscle tissue is found in the walls of hollow organs such as the stomach 

• Skeletal
• Cardiac
• Smooth

Myofibrils are made up of two types of proteins known as?

• Actin and Myosin
• Troponin and Tropomyosin
• Myoglobin and hemoglobin
• none of these

What is the name of the thick myofilaments?

• Actin
• Myosin
• Myoglobin
• Titan

What is the name of the thin myofilaments in the muscle cell?

• Actin
• Myosin
• Myoglobin
• Titan

The contractile unit of a muscle is called the __________.

• Sarcolemma
• Sarcoplasmic reticulum
• Sarcoplasm
• Sarcomere

The actin is represented by the letter

• A
• B
• C
• D

Actin is represented by

• A
• B
• C
• D

What are the three types of muscles?

• Cardiac, Elastic, Smooth
• Smooth, Curly, Skeletal
• Smooth, Cardiac, Skeletal
• None of the above

The mechanism of muscle contraction.

• sarcoplasmic reticulum
• fasciitis
• sliding filament mechanism
• muscle cramps