What is the most distinguishing characteristic of muscle tissue?
A) the design of the fibers
B) the ability to respond to nervous stimulation
C) the diversity of activity of muscle tissue
D) the ability to transform chemical energy into mechanical energy
Answer: D
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Muscles and Muscle Tissue
- Which of the following statements is false or incorrect?
- What part of the sarcolemma contains acetylcholine receptors?
- Hypothetically, if a muscle were stretched to the point where thick and thin filaments no longer overlapped, ________.
- Of the following muscle types, which has only one nucleus, no sarcomeres, and rare gap junctions?
- Three discrete types of muscle fibers are identified on the basis of their size, speed, and endurance. Which of the following athletic endeavors best represents the use of red fibers?
- Which of the following statements is most accurate?
- After nervous stimulation stops, what prevents ACh in the synaptic cleft from continuing to stimulate contraction?
- The sliding filament model of contraction involves ________.
- Muscle tone is ________.
- An anaerobic metabolic pathway that results in the production of two net ATPs per glucose plus two pyruvic acid molecules is ________.
- Which of the following statements is true?
- The giant protein titin maintains the organization of the ________ assisting in muscle stretching.
- Muscle tissue has all of the following properties except ________.
- Smooth muscle is characterized by all of the following except ________.
- Which of the following is true about smooth muscle?
- Which of the following is not a role of ionic calcium in muscle contraction?
- Which of the following describes the cells of unitary smooth muscle?
- The mechanism of contraction in smooth muscle is different from skeletal muscle in that ________.
- Which of the following is the correct sequence of events for muscle contractions?
- The muscle cell membrane is called the ________.
- In an isotonic contraction, the muscle ________.
- When a muscle is unable to respond to stimuli temporarily, it is in which of the following periods?
- During vigorous exercise, there may be insufficient oxygen available to completely break down pyruvic acid for energy. As a result, the pyruvic acid is converted to ________.
- Which of the following is not a connective tissue sheath that wraps individual muscle fibers?