One of the characteristics of muscle tissue is that is has conductivity. Which of the following best describes this characteristic?
A) Muscles contract when stimulated.
B) Muscles have local electrical charges that are capable of moving along the muscle fiber.
C) Muscles only pull; they cannot push.
D) Muscles can stretch when needed.
Ans: B) Muscles have local electrical charges that are capable of moving along the muscle fiber.
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List the ear structures that sound waves and resulting vibrations pass through as they travel from outside the body to the organ of Corti
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A. Is the difference between end-diastolic volume (EDV) and end-systolic volume (ESV) B. Is higher in athletes compared to non-athletes at rest, leading to decreased resting heart rate C. Can be increased by contracting skeletal muscle D. Is normally 50-75% of the end-diastolic volume E. All of the above are true of stroke volume