Muscle Sys

Notes

Muscle System Quiz - Respuestas Correctas Question 1: Which of the following is not a function of smooth muscle tissue? A. forcing urine out of the urinary tract B. moving food materials along the digestive tract C. forcing blood from the heart into the major arteries D. elevating hairs on the arm E. altering the diameter of the respiratory passageways Question 2: The type of contraction where the tension is less than the load is called A. isometric concentric contraction B. isometric contraction C. isometric eccentric contraction D. isotonic eccentric contraction E. isotonic concentric contraction Question 3: Since each myoEibril is attached at either end of the muscle Eiber, when sarcomeres shorten, the muscle Eiber A. strengthens B. pulls from the middle C. lengthens D. shortens E. weakens Question 4: The series of membranous channels that surround each myoEibril is the A. sarcoplasm B. sarcoplasmic reticulum C. sarcolemma D. sarcomere E. endomysium Question 5: Put the following events of excitation-contraction coupling in the order in which they occur. 1. Excitation 2. Sarcomere shortening 3. Generation of muscle tension 4. Neural control 5. Contraction cycle begins 6. Release ...