Multiple Choice
Why is the contraction strength of smooth muscle relatively independent of its resting length?
A) It gets nearly all of its Ca2+ from the extracellular fluid.
B) It does not have intercalated discs.
C) It does not have sarcomeres.
D) It is regulated by a length-tension relationship.
E) It is involuntary muscle.
Correct Answer:

Verified
Correct Answer:
Verified
Q166: Incomplete tetanus<br>A) is the time during which
Q167: Betsy took a fall and broke her
Q168: What is the role of myosin phosphatase?<br>A)
Q169: Smooth muscle is regulated by all of
Q170: The length of the resting sarcomere is<br>A)
Q172: The stretch of elastic components of a
Q173: In smooth muscle, most of the Ca<sup>2+</sup>
Q174: In smooth muscle, cross-bridging occurs due to<br>A)
Q175: Sarcoplasm is the<br>A) plasma membrane of a
Q176: What is an oxygen deficit?<br>A) A protein