EEOB 2520 - Exam 9 Study Guide Solutions

EEOB 2520 - Exam 9 Study Guide Solutions There are thin layers of muscle that connect your individual ribs and allow your rib cage to expand. These muscles... - ANSWER-are under somatic control have visible stripes will not be inhibited by the sympathetic nervous system (All 3 statements are correct) Where there is no calcium present in the skeletal myofiber... - ANSWER-tropomyosin will be in a blocking position Which is a correct pairing of an action and the consequence in crossbridge cycling? - ANSWER-the flex of the crossbridge directly causes the movement of the actin ©EMILLECT 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 2/4 the hydrolysis process is only associated with causing the deflexion of the crossbridge When ______ is absent from the cytosol of a skeletal myofiber, the cross bridges are in the _____ position - ANSWER-ATP - flexed When a skeletal myofiber contracts... - ANSWER-the M line moves relative to the Z line/disc the sarcoplasmic reticulum... - ANSWER-causes the myofibers to have myofibrils the concentration of calcium ______ in the skeletal myofiber when acetylcholine is ______ from the neuromuscular junction - ANSWER-does not change - present Which is a correct statement about skeletal muscle? - ANSWER-tropomyosin does not have a binding site for calcium the muscle is innervated by multiple somatic efferents When a skeletal myofiber is at rest... - ANSWER-tropomyosin directly p