Exam 6: The Skeletomuscular System

When continuous contraction takes place in a muscle it is called:

There is no such thing as an immovable joint.

Which part of the adolescent skeleton, if damaged, could result in abnormal growth?

Which type of cartilage is found between the bones of the spinal column?

Which structure is labeled B?

Identify muscle C.

Which step is the power stroke?

Which structure is defined by the borders called Z-lines?

Which type of muscle fiber is the most powerful?

The sinuses are a defect in bone growth and have no real purpose.

What is happening during the latent period of muscle contraction?

Intramembranous ossification is responsible for the lengthening of bones.

Which of the following bone cells would be responsible for raising the calcium concentration in blood?

Myosin is also known as the thin filament.

What is the first step in repairing a broken bone?

During the power stroke, the myosin uses stored energy to pull on the actin, thus bringing the Z-lines of the sarcomere closer together.

With which bone does the mandible articulate?

Which bone is indicated by the arrow?

Which bone cell is responsible for laying down new bone?

The extension of the sarcolemma that conducts the contraction message is called: