Which of the following describes the cells of unitary smooth muscle?
A) They exhibit spontaneous action potentials.
B) They are used for vision and hair raising.
C) They depend upon recruitment using the autonomic nervous system.
D) They consist of muscle fibers that are structurally independent of each other.
A
You might also like to view...
The agonist curare irreversibly binds to the Ach receptor-channels on the motor end plate
a. True b. False Indicate whether the statement is true or false
Stroke volume can vary by alterations in both intrinsic and extrinsic control mechanisms
Indicate whether the statement is true or false
Muscle cell contraction is facilitated by a small electrical current. Which types of molecules are likely involved?
A. Isotopes B. Electrolytes C. Gasses D. Free radicals E. Vitamins
Thrombocytes
A. are cell fragments. B. have a nucleus. C. are produced in the thymus. D. All apply.