ch10 - Muscle Tissue MULTIPLE CHOICE. Choose the one...

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Muscle Tissue MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Which of the following is a recognized function of skeletal muscle? A) maintain posture B) maintain body temperature C) produce movement D) guard body entrances and exits E) all of the above 1) 2) Which of the following statements is incorrect ? A) Skeletal muscles store nutrient reserves. B) The contractions of skeletal muscles pull on tendons and move bones of the skeleton C) Skeletal muscles support the weight of some internal organs. D) Skeletal muscles are responsible for the pumping action of the heart. E) Skeletal muscle contractions help maintain body temperature. 2) 3) The dense layer of connective tissue that surrounds an entire skeletal muscle is the A) tendon. B) perimysium. C) fascicle. D) epimysium. E) endomysium. 3) 4) Nerves and blood vessels that service the muscle fibers are located in the connective tissues of the A) sarcolemma. B) myofibrils. C) sarcomere. D) perimysium. E) endomysium. 4) 5) The delicate connective tissue that surrounds the skeletal muscle fibers and ties adjacent muscle fibers together is the A) endomysium. B) perimysium. C) periosteum. D) superficial fascia. E) epimysium. 5) 6) The bundle of collagen fibers at the end of a skeletal muscle that attaches the muscle to bone is called a(n) A) ligament. B) fascicle. C) epimysium. D) tendon. E) myofibril. 6) 1
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A) have many nuclei. B) lack mitochondria. C) are very small. D) lack a plasma membrane. E) both B and C 7) 8) The advantage of having many nuclei in a skeletal muscle fiber is A) the ability to contract. B) the ability to store extra DNA for metabolism. C) the ability to produce large amounts of the muscle proteins needed for growth and repair. D) the ability to produce more ATP with little oxygen. E) both C and D 8) 9) Skeletal muscle fibers are formed from embryonic cells called A) myomeres. B) myoblasts. C) myofibrils. D) sarcomeres. E) fascicles. 9) 10) The plasma membrane of skeletal muscle is called the A) sarcosome. B) sarcomere. C) sarcolemma. D) sarcoplasmic reticulum. E) sarcoplasm. 10) 11) Which of the following best describes the term sarcomere ? A) largely made of myosin molecules B) protein that accounts for elasticity of resting muscle C) storage site for calcium ions D) repeating unit of striated myofibrils E) thin filaments are anchored here 11) 12) Which of the following best describes the term sarcoplasmic reticulum ? A) protein that accounts for elasticity of resting muscle B) repeating unit of striated myofibrils C) largely made of myosin molecules D) thin filaments are anchored here E) storage and release site for calcium ions 12) 13) The repeating unit of a skeletal muscle fiber is the A) myofibril. B) myofilament.
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This note was uploaded on 09/21/2011 for the course BIOL 2401 taught by Professor Rameriz during the Spring '11 term at University of Texas at Dallas, Richardson.

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ch10 - Muscle Tissue MULTIPLE CHOICE. Choose the one...

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