Muscle Physiology Worksheet Answer Key , Exercises of Human Physiology

Download Muscle Physiology Worksheet Answer Key and more Exercises Human Physiology in PDF only on Docsity!

Keg Muscle Physiology Worksheet Fill in the blanks with the correct answers. 1. Muscle _ £ bers are actually individual muscle cells. 2. |- ta ules allow electrical signals to move deeper into the cell and are inward extensions of the sarcolemma. 3. Each Sarcomere lies between two successive Z-lines. 4. When acetylcholine fuses with receptor sites on the arco [emma it opens __ Sod (una __ ion gates. 5. The Heston Seals is where a motor neuron comes in contact with the sarcolemma. Sanction : 6. Groups of muscle fibers, called fase Cc le ¢__, are bound together by a thicker con- nective tissue called PELL hag cin 7. The fibrous wrapping of a muscle may extend as a broad, flat sheet of connective tissue called a(n) _ GQongure 516 Matching - match each description with the correct term. 1. _(. Myosin heads a. Bind to actin molecules 2. _C._ Acetylcholinesterase b. Between Z-lines 3. __j. Excitability c. Creates choline and acetate 4, =. Muscle fiber d. Muscle cell membrane 5. hs Sarcolemma e. Contain the sarcomeres 6. __|_ Sarcoplasm f. Muscle cell 7. _h__ Sarcoplasmic reticulum g. Extensions of the sarcolemma 8. )__ T-tubules h. Store calcium ions 9. _“e@ Myofibrils i. Muscle cytoplasm 10._b Sarcomere j. Ability to respond to nervous signals 11. [ Perimysium k, Covers entire muscle 12. Endomysium I. Binds fascicles together 13. /e Epimysium m., Covers muscle fibers Multiple choice -select the best answer. 21. Another name for a muscle fiber is a: a. T tubule. b. myofibril. c. myofilament. (Gpmuscle cell.