Muscular System # 2

Front

What is the function of the Platysma muscle?

Back

The Platysma muscle draws the corners of the mouth downward and backward.

Front

What type of muscle is skeletal muscle?

Back

Skeletal muscle attaches to bone, has striations, and is considered voluntary.

Front

Which muscle is responsible for raising the jaw?

Back

The Temporalis muscle raises the jaw.

Front

What is the primary responsibility of muscles in the body?

Back

Muscles are primarily responsible for the movement of the body.

Front

What muscle compresses and closes the mouth?

Back

The Orbicularis Oris muscle compresses and closes the mouth.

Front

Define striated muscle.

Back

Striated muscle refers to muscle tissue that has a banded appearance due to the arrangement of muscle fibers, such as skeletal and cardiac muscles.

Front

What is the difference between voluntary and involuntary muscles?

Back

Voluntary muscles are controlled consciously (e.g., skeletal muscles), while involuntary muscles operate without conscious control (e.g., smooth and cardiac muscles).

Front

What role do smooth muscles play in the body?

Back

Smooth muscles control involuntary movements in internal organs, such as the digestive tract and blood vessels.

Front

What is the function of the Orbicularis Oculi muscle?

Back

The Orbicularis Oculi muscle is responsible for closing the eyelids.

Front

What type of muscle is cardiac muscle?

Back

Cardiac muscle is striated and involuntary, found only in the heart.