Mock exam 111016 - Study guides, Class notes & Summaries

1) The function of transverse tubules is to A) store Ca2+ ions inside the muscle fiber. B) rapidly conduct action potentials to the interior of the muscle fiber. C) ensure a supply of glycogen throughout the muscle sarcoplasm. D) conduct ATP molecules out of the mitochondria throughout the sarcoplasm. 2) ________ is composed of multiple globular molecules polymerized to form long chains or filaments. A) Actin B) Tropomyosin C) Troponin D) Myosin E) Titin 3) Most of the time, the para...