Muscle Exam 2

Front

Semitendinosus

Back

A muscle located in the back of the thigh, part of the hamstring group, responsible for flexing the knee and extending the hip.

Front

What role do motor neurons play in muscle function?

Back

Motor neurons are responsible for transmitting signals that control muscle contractions.

Front

How do skeletal muscles contribute to movement?

Back

Skeletal muscles contract to pull on bones, enabling movement.

Front

Rectus abdominis

Back

A long muscle in the front of the abdomen that helps flex the spine and stabilize the pelvis.

Front

Vastus medialis

Back

A muscle located in the thigh, part of the quadriceps group, important for knee extension.

Front

What is the function of the hamstring muscles?

Back

The hamstring muscles are responsible for flexing the knee and extending the hip.

Front

What is the role of the diaphragm in respiration?

Back

The diaphragm contracts to increase the volume of the thoracic cavity, allowing air to be drawn into the lungs.

Front

What are the three types of muscle tissue?

Back

Skeletal, cardiac, and smooth muscle.

Front

What is the primary function of skeletal muscle?

Back

To facilitate voluntary movement by contracting and pulling on bones.

Front

What is muscle hypertrophy?

Back

The increase in the size of muscle fibers as a result of resistance training.