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Questions and Answers
Smooth muscle cells have different physical dimensions in order to
Smooth muscle cells have different physical dimensions in order to
- respond to different stimuli
- receive nerve signals
- facilitate coordinated contractions
- adapt to different organs (correct)
Smooth muscle cells are organized into bundles or sheets to
Smooth muscle cells are organized into bundles or sheets to
- adjust to different organs
- respond to different stimuli
- receive nerve signals
- enable coordinated contractions (correct)
Smooth muscle cells respond to different stimuli, including
Smooth muscle cells respond to different stimuli, including
- neural, hormonal, and local factors (correct)
- hormonal and local factors
- O2, CO2, and H2
- neural and hormonal factors
Smooth muscle cells receive nerve signals from the
Smooth muscle cells receive nerve signals from the
Smooth muscle cells adjust their physical dimensions to
Smooth muscle cells adjust their physical dimensions to
The organization of smooth muscle cells into bundles or sheets allows for
The organization of smooth muscle cells into bundles or sheets allows for
Smooth muscle cells can respond to a variety of stimuli, including
Smooth muscle cells can respond to a variety of stimuli, including
Smooth muscle cells receive nerve signals from the
Smooth muscle cells receive nerve signals from the
Smooth muscle cells adjust their physical dimensions to
Smooth muscle cells adjust their physical dimensions to
The organization of smooth muscle cells into bundles or sheets allows for
The organization of smooth muscle cells into bundles or sheets allows for
Smooth muscle is found in which of the following organs?
Smooth muscle is found in which of the following organs?
Which type of smooth muscle contracts as a single unit?
Which type of smooth muscle contracts as a single unit?
Which type of smooth muscle has discrete, separate muscle fibers?
Which type of smooth muscle has discrete, separate muscle fibers?
Which type of smooth muscle is found in the ciliary muscles of the eyes?
Which type of smooth muscle is found in the ciliary muscles of the eyes?
What is the arrangement of actin and myosin filaments in smooth muscle?
What is the arrangement of actin and myosin filaments in smooth muscle?
What is the major source of Ca2+ for smooth muscle contraction?
What is the major source of Ca2+ for smooth muscle contraction?
How much can smooth muscle contract compared to skeletal muscle?
How much can smooth muscle contract compared to skeletal muscle?
What is the energy requirement to maintain the contraction of smooth muscle compared to skeletal muscle?
What is the energy requirement to maintain the contraction of smooth muscle compared to skeletal muscle?
Which of the following is a location where single-unit smooth muscle is found?
Which of the following is a location where single-unit smooth muscle is found?
What is the function of smooth muscle in the body?
What is the function of smooth muscle in the body?
Which of the following is true about smooth muscle fibers?
Which of the following is true about smooth muscle fibers?
What is the role of caveolae in smooth muscle fibers?
What is the role of caveolae in smooth muscle fibers?
How does smooth muscle contraction differ from skeletal muscle contraction?
How does smooth muscle contraction differ from skeletal muscle contraction?
What is the role of activated calmodulin in smooth muscle contraction?
What is the role of activated calmodulin in smooth muscle contraction?
What happens when myosin is phosphorylated in smooth muscle contraction?
What happens when myosin is phosphorylated in smooth muscle contraction?
What is the role of myosin phosphatase in smooth muscle relaxation?
What is the role of myosin phosphatase in smooth muscle relaxation?
Which factor determines the rate of contraction in smooth muscle fibers?
Which factor determines the rate of contraction in smooth muscle fibers?
What is the role of calmodulin in smooth muscle contraction?
What is the role of calmodulin in smooth muscle contraction?
Which protein is responsible for phosphorylating myosin in smooth muscle contraction?
Which protein is responsible for phosphorylating myosin in smooth muscle contraction?
What is the effect of reducing calcium ion concentration in smooth muscle?
What is the effect of reducing calcium ion concentration in smooth muscle?
