HUMAN PHYSIOLOGY 2003 (BIOL2003)

UNIVERSITY OF ARKANSAS BIOL 2003 Human Physiology EXAM. 1. Cardiac Muscle Cells a. Are not striated b. Are spindle shaped c. Cannot undergo tetanic contractions d. Are multinucleated 2. Receptors for acetylcholine are located on the a. Sarcomere b. Transverse tubule c. Motor end plates d. Synaptic knob e. Synaptic cleft 3. At rest, active sites on the actin are blocked by a. Trepomyosin molecules b. Myosin molecules c. ATP molecules d. Troponin molecules e. Calcium Ions 4. The structure that...