ExPhys Ch. 7 Vocabulary - 2nd Set

What is the term for when range of motion is limited?

• Hypomobility

• Eccentric muscle action

• Motor unit

• Concentric muscle action

What is the term for a muscle action that occurs when a muscle develops tension while lengenthing?

• Hypomobility

• Eccentric muscle action

• Motor unit

• Concentric muscle action

What is the term for when a muscle is exerting force equal to the force being placed on it leading to no visible change in the muscle length?

• Isometric muscle action

• Core

• Muscle action spectrum

• Agonists

What is the term for the normal extensibility of soft tissues that allows for full range of motion of a joint?

• Elasticity

• Ligament

• Flexibility

• Hypermobility

What is the term for the ability of soft tissues to return to resting length after being stretched?

• Elasticity

• Ligament

• Flexibility

• Hypermobility

What is the term for the biomechanical motion of the lower extremities during walking, running, and sprinting?

• Supination of the foot

• Gait

• Scapular retraction

• Elasticity

What is the term for the upward (superior) motion of the scapulae?

• Scapular retraction

• Scapular protraction

• Scapular depression

• Scapular elevation

What is a motor neuron and all of the muscle fibers that it innervates?

• Hypomobility

• Eccentric muscle action

• Motor unit

• Concentric muscle action

What is the term for a state where a lack of neuromuscular support leads to a joint having more range of motion than it should, greatly increasing the risk of injury at that joint?

• Elasticity

• Ligament

• Flexibility

• Hypermobility

What is the term for the downward (inferior) motion of the scapulae?

• Scapular retraction

• Scapular protraction

• Scapular depression

• Scapular elevation