When Lifting a Heavy Object, the Strength of Leg Muscle

question 89

Multiple Choice

When lifting a heavy object, the strength of leg muscle contractions is determined by the

• A) number of thick and thin filaments involved in each sarcomere during contraction.
• B) amount of ATP used by each active sarcomere during muscle contraction.
• C) number of calcium ions released by the sarcoplasmic reticulum.
• D) frequency of action potentials and number of muscle fibers stimulated.

---

Definitions:

Foreign Policy

A government's strategy in managing its relationships with other countries or international entities.

Export-Import Bank

A government agency or financial institution that provides financial assistance to facilitate the export and import of goods.

Private Spaceports

Facilities owned by non-governmental entities used for launching spacecrafts privately.

Absolute Liability

Absolute liability refers to a legal responsibility for damages or injury, even in the absence of fault or negligence.