Figure 9- 1 Skeletal Muscle Fiber

Figure 9- 1 Skeletal Muscle Fiber
Use Figure 9- 1 to answer the following questions:
-How would an elevated level of thyroid hormone in the body affect skeletal muscles?

A) It would decrease heat production by muscle tissue.
B) It would cause an increase in muscle mass.
C) It would stimulate energy use and heat production.
D) It would stimulate hypertrophy.
E) It would stimulate atrophy.