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Flashcards in Smooth Muscle Deck (4)
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1

What are some characteristics of Smooth muscle?

Non-striated
Mostly involuntary
Have a single nucleus
No T-tubules nor troponin
Still have myofilaments just not organized into myofibrils and sarcomeres

2

_____ (comprised of alpha-actinin) connect the intermediate filaments and act similarly to z-discs

Dense bodies

3

What are the 2 types of smooth muscle?

1. Single-unit
2. Multi-unit

4

What is the difference between Single-unit and Multi-unit?

Single-unit has gap junctions allowing them to function as a unit.