HUMAN ANATOMY
6th Edition
ISBN: 9781260210262
Author: SALADIN
Publisher: RENT MCG
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Chapter 10, Problem 1TYR
A bundle of action and myosin myofilaments within a muscle cell is called
- a sarcolemma.
- a muscle fiber.
- a sarcomere.
- a thick myofilament.
- a myofibril.
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The amount of resistance overcome in proportion to the amount of effort expended is known as:
an eccentric contraction.
an isometric contraction.
the mechanical advantage of a muscle.
the physiological advantage of a muscle.
Skeletal muscle will be released in its contracted (rigor) state when:
Group of answer choices
ATP is hydrolyzed into forming ADP and inorganic phosphate.
ATP binds to the myosin head.
ADP is dissociated from the myosin head.
ATP binds to the actin G-molecule.
T-tubules are invaginations of the sarcolemma of a muscle cell.
True or False
True
False
Chapter 10 Solutions
HUMAN ANATOMY
Ch. 10.1 - What general function of muscular tissue...Ch. 10.1 - Prob. 2BYGOCh. 10.1 - State five special properties of muscular tissue...Ch. 10.1 - What are the basic structural differences between...Ch. 10.2 - During muscle contraction, which band(s) of the...Ch. 10.2 - What role does the sarcoplasmic reticulum play in...Ch. 10.2 - What proteins compose the thick and thin...Ch. 10.2 - Why does skeletal muscle have a banded (striated)...Ch. 10.2 - Where does acetylcholine come from and what does...Ch. 10.2 - How do myosin and actin work together to make a...
Ch. 10.2 - Prob. 10BYGOCh. 10.2 - Prob. 11BYGOCh. 10.3 - Prob. 12BYGOCh. 10.3 - Prob. 13BYGOCh. 10.3 - Prob. 14BYGOCh. 10.3 - How are unitary and muliunit smooth muscle...Ch. 10.4 - Prob. 16BYGOCh. 10.4 - What is the principal difference between the way...Ch. 10.4 - Prob. 18BYGOCh. 10.4 - Prob. 19BYGOCh. 10.4 - Prob. 20BYGOCh. 10 - The scope of myology and of the term muscular...Ch. 10 - Prob. 10.1.2AYLOCh. 10 - Five physiological properties that muscle cells...Ch. 10 - Differences between skeletal, cardiac, and smooth...Ch. 10 - The internal ultrastructure of a skeletal muscle...Ch. 10 - Prob. 10.2.2AYLOCh. 10 - Prob. 10.2.3AYLOCh. 10 - The relationship between myofilaments, myofibrils,...Ch. 10 - Prob. 10.2.5AYLOCh. 10 - Prob. 10.2.6AYLOCh. 10 - Prob. 10.2.7AYLOCh. 10 - Prob. 10.2.8AYLOCh. 10 - Prob. 10.2.9AYLOCh. 10 - Prob. 10.2.10AYLOCh. 10 - The structure of a neuromuscular junction and the...Ch. 10 - Prob. 10.2.12AYLOCh. 10 - The components of a motor unit; what is meant by...Ch. 10 - Prob. 10.2.14AYLOCh. 10 - Prob. 10.2.15AYLOCh. 10 - Prob. 10.2.16AYLOCh. 10 - Prob. 10.2.17AYLOCh. 10 - Prob. 10.2.18AYLOCh. 10 - Prob. 10.2.19AYLOCh. 10 - Prob. 10.2.20AYLOCh. 10 - Prob. 10.2.21AYLOCh. 10 - The term for cardiac muscle cells, their...Ch. 10 - Prob. 10.3.2AYLOCh. 10 - Prob. 10.3.3AYLOCh. 10 - Prob. 10.3.4AYLOCh. 10 - Prob. 10.3.5AYLOCh. 10 - Prob. 10.3.6AYLOCh. 10 - Prob. 10.4.1AYLOCh. 10 - Prob. 10.4.2AYLOCh. 10 - Prob. 10.4.3AYLOCh. 10 - The mode of inheritance and pathology of muscular...Ch. 10 - Prob. 10.4.5AYLOCh. 10 - Prob. 10.4.6AYLOCh. 10 - A bundle of action and myosin myofilaments within...Ch. 10 - Muscle cells must have all of the following...Ch. 10 - A feature found in skeletal and cardiac muscle but...Ch. 10 - A feature found in smooth muscle but lacking from...Ch. 10 - Which of the following muscle proteins is not...Ch. 10 - Prob. 6TYRCh. 10 - Prob. 7TYRCh. 10 - Unitary smooth muscle cells can stimulate each...Ch. 10 - The calcium needed for skeletal muscle contraction...Ch. 10 - Prob. 10TYRCh. 10 - Prob. 11TYRCh. 10 - Prob. 12TYRCh. 10 - Prob. 13TYRCh. 10 - Prob. 14TYRCh. 10 - Prob. 15TYRCh. 10 - Prob. 16TYRCh. 10 - Prob. 17TYRCh. 10 - To activate the contraction of skeletal muscle,...Ch. 10 - Prob. 19TYRCh. 10 - A wave of contraction passing along the esophagus...Ch. 10 - Prob. 1BYMVCh. 10 - Prob. 2BYMVCh. 10 - Prob. 3BYMVCh. 10 - State a meaning of each word element and give a...Ch. 10 - Prob. 5BYMVCh. 10 - State a meaning of each word element and give a...Ch. 10 - Prob. 7BYMVCh. 10 - Prob. 8BYMVCh. 10 - Prob. 9BYMVCh. 10 - Prob. 10BYMVCh. 10 - Prob. 1WWWTSCh. 10 - Prob. 2WWWTSCh. 10 - Briefly explain why each of the following...Ch. 10 - Prob. 4WWWTSCh. 10 - Prob. 5WWWTSCh. 10 - Prob. 6WWWTSCh. 10 - Prob. 7WWWTSCh. 10 - Briefly explain why each of the following...Ch. 10 - Prob. 9WWWTSCh. 10 - Prob. 10WWWTSCh. 10 - Prob. 1TYCCh. 10 - Prob. 2TYCCh. 10 - Prob. 3TYCCh. 10 - Prob. 4TYCCh. 10 - Prob. 5TYC
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- The _____ is the basic unit of muscle contraction. a. myofibril b. sarcomere c. muscle fiber d. myosin filamentarrow_forwardSkeletal muscle contraction requires _________. a. calcium ions b. ATP c. arrival of a nerve impulse d. all of the abovearrow_forwardIn the diagram below, label the fine structure of a muscle, down to one of its myofibrils. Identify the basic unit of contraction in a myofibril.arrow_forward
- Which of the following statements regarding summation in skeletal muscle fibers is true? Incomplete tetanus allows complete relaxation between stimulation of successive twitches Complete tetanus does not have any relaxation between stimulation of successive twitches All of these are correct The development of force in a muscle twitch is all or nonearrow_forwardMuscles relaxatiom occurs when acetylcholine is cleaved from its receptors ,calcium is pulled back into the sarcoplasmic recticulum,the myosin is released from its binding site ,and the muscle fiber returns to its resting lenght true or falsearrow_forwardWhich type of muscle fiber arrangement is most appropriate for the shoulder muscle that leads to larger forces and more movement, but with a disadvantage of less efficient use of muscles? Parallel or fusiform Unipinate Bipinnate Multipinnatearrow_forward
- Which one of the following statements is the best description of a motor unit? A single α-motor neuron with all of the muscle fibres it connects to. The activity in a single muscle fibre. The activity in a single muscle. A single action potential conducted along a motor axon.arrow_forwardThe outermost layer of connective tissue surrounding a skeletal muscle is the epimysium tendon endomysium perimysiumarrow_forwardMyosin filaments iterdigitate with actin filaments in order to bring about muscle contraction. Provide below the 5 steps that are required for Myosin to move along actin.arrow_forward
- The sarcoplasmic reticulum is: the cell membrane that surrounds the entire muscle fiber area that opens to the outside through the sarcolemma area that stores Ca2+ when the fiber is at rest O part of a triadarrow_forwardIn the sliding filament model of muscle contraction, I bands contain sacrcomeres. thin filaments. thick filaments. both thick and thin filaments. myosin. Which of the following is associated with retrograde movement? dynein myosin kinesin tubulin actinarrow_forwardWhich of the following skeletal muscle fiber types would have the fastest contractions and the greatest ability to develop tension or force? Fast glycolytic Slow oxidative-glycolytic Slow oxidative Fast oxidative-glycolyticarrow_forward
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