The pacemaker of the heart is the sinoatrial node (sa node). What is the pacemaker of the heart?
Which Of The Following Is True Regarding The Cardiac Muscle. A) it has low electric resistance of the membrane at the intercalated discs b)it forms true syncytium. The endocardium is layered c. Which of the following statements is true regarding muscle tissue? C) has a different arrangement of thick and thin filaments.
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(b) t tubules have a smaller diameter than those of skeletal muscle. The skeleton of the heart consists of. B) the actin and myosin myofilaments are not arranged in sarcomeres. The papillary muscles are attached to the chordae tendineae.
Striated muscles are multinucleated and branched ii.
A) it has low electric resistance of the membrane at the intercalated discs b)it forms true syncytium. The endocardium is layered c. Smooth muscle cells are multinucleated while skeletal muscle cells have one nucleus. Which of the following statements are not true regarding muscular tissues? 102 o cardiac muscle issue can be found in the walls of the blood vessels o both skeletal and smooth muscle tissue are voluntary. Compared to skeletal muscle, cardiac muscle differs in that it:
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What is the pacemaker of the heart? Both cardiac and skeletal muscle tissue are striated. Smooth muscle cells are multinucleated while skeletal muscle cells have one nucleus.
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A) it has low electric resistance of the membrane at the intercalated discs b)it forms true syncytium. A) smooth muscle cells have t tubules. Na+ channel inactivation plays a major role in repolarization.
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Cardiac muscles are uninucleated and branched iv. A) its main source of atp production is glycogen. The endocardium contains blood vessels d.
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C) it obeys the all or none law. The cardiac muscle cells must obey the all or none law of contraction. A) smooth muscle cells have t tubules.
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Which of the following statements is true regarding muscle tissue? Compared to skeletal muscle, cardiac muscle differs in that it: Both cardiac and skeletal muscle tissue are striated.
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Each cardiac muscle has a single centrally located nucleus. The great and middle cardiac veins drain blood directly into the. Which of the following statements is true regarding muscle tissue?
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C) has a different arrangement of thick and thin filaments. B) is also known as the craniosacral division. C) it obeys the all or none law.
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C) has a different arrangement of thick and thin filaments. (a) t tubules are located at the z disk. C) cardiac muscle preferentially metabolizes anaerobically.
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(a) t tubules are located at the z disk. The ions responsible for the depolarizing upstroke is na+ and ca2+ in both types of action potentials. C) it obeys the all or none law.
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Which of the following is true for cardiac muscle? The pacemaker of the heart is the sinoatrial node (sa node). B) has a short refractory period.
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The cardiac muscle cells must obey the all or none law of contraction. Question 1 1 out of 1 points which of the following is true regarding the cardiac conduction system? Intercalated discs contain gap junctions.
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(a) t tubules are located at the z disk. B) has a short refractory period. Which of the following statements is true regarding muscle tissue?
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O smooth muscle cells are multinucleated while skeletal muscle colls have one nucleus. The cardiac muscle cells must obey the all or none law of contraction. Cardiac muscle cells are located in the walls of the heart, appear striated, and are under involuntary control.
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Which is not true regarding the difference between neuronal and cardiac action potentials? Which of the following is not true regarding the endocardium? The chordae tendinae are threadlike structures between the papillary muscles to the valves of the heart.
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Intercalated discs contain gap junctions. B) is also known as the craniosacral division. O smooth muscle cells are multinucleated while skeletal muscle colls have one nucleus.
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The cardiac muscle cells must obey the all or none law of contraction. Which of the following statements is true regarding muscle tissue? Both cardiac and skeletal muscle tissue are striated.
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Which of the following statements are not true regarding muscular tissues? Cardiac muscle cells are striated due to a similar arrangement of contractile proteins. Smooth muscle cells are multinucleated while skeletal muscle cells have one nucleus.
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The intercalated discs of the muscle cells allow for the transmission of the electrical impulse generated by the sa node. So, the correct option is �they are connected by intercalated discs, through which action potential spread to all cells in the heart�. Which of the following statements is true regarding muscle tissue?
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D) cardiac muscle cells have many nuclei. The t tubules of cardiac muscle cells are wider than those of skeletal muscle cells and are lined. The pacemaker of the heart is the sinoatrial node (sa node).
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(b) t tubules have a smaller diameter than those of skeletal muscle. Which of the following is not true regarding the endocardium? Smooth muscle cells are multinucleated while skeletal muscle cells have one nucleus.
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