5 Questions
What is the primary function of smooth muscles in the digestive tract and blood vessels?
Aiding in movement and propulsion of substances
Which type of smooth muscle has individual fibers that can contract independently?
Multiunit smooth muscle
Where are examples of multiunit smooth muscles found?
Ciliary muscles and iris muscles of the eye
What do smooth muscles contain that are similar to those in skeletal muscles?
Actin and myosin filaments
How do unitary smooth muscles contract?
Together as a single unit
Test your knowledge of the excitation and contraction of smooth muscles with this engaging quiz on physiology. Explore the unique characteristics and functions of smooth muscles, and discover how they differ from skeletal muscles. Perfect for students and enthusiasts of physiology and human anatomy.
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