Cytoskeletal structures that are not found in all cell types are
A. microtubules.
B. myofibrils.
C. intermediate filaments.
D. microfilaments.
Answer: C
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The period of time in which cardiac muscle cells are insensitive to further stimulation is called the
A. ectopic focus. B. AV period. C. hyperpolarization period. D. SA period. E. absolute refractory period.
Describe the function of the muscle spindle and golgi tendon organ
What will be an ideal response?
Type 2 diabetes mellitus results from
A) a deficiency of insulin. B) insensitivity of cells to insulin. C) an infection. D) a deficiency of insulin and insensitivity of cells to insulin.
A functional syncytium
a. is a pair of antagonistic muscles causing a joint to move in opposite directions b. is able to contract as a unit because action potentials move between adjacent cells through gap junctions c. is a functional junction between a smooth muscle fiber and an autonomic nerve ending d. is all of the above e. is none of the above