Welcome to the Smooth Muscles MCQs with Answers. In this post, we have shared Smooth Muscles Online Test for different competitive exams. Find practice Smooth Muscles Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Smooth Muscles.
| Smooth muscles are involuntary muscles found in various organs and tissues throughout the body, such as the digestive tract, blood vessels, and reproductive organs. Unlike skeletal muscles, which are under conscious control, smooth muscles contract involuntarily to perform essential functions like digestion, regulating blood flow, and controlling organ movements. Maintaining healthy smooth muscles is crucial for the proper functioning of organs and bodily processes. A balanced diet rich in fiber, fruits, and vegetables supports digestive smooth muscle function and promotes gastrointestinal health. Regular physical activity and stress management techniques help maintain smooth muscle tone and function. |
Smooth Muscles Online Quiz
By presenting 3 options to choose from, Smooth Muscles Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Smooth Muscles Questions and Answers and click over the correct answer.
- Test Name: Smooth Muscles MCQ Quiz Practice
- Type: Quiz Test
- Total Questions: 40
- Total Marks: 40
- Time: 40 minutes
Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quiz, simply click on question and comment below that question, so that we can update the answer in the quiz section.
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Smooth Muscles Flashcards
Smooth muscles lack ____________, which gives them a smooth appearance under a microscope.
Striations
What is the term for the dense bodies that anchor thin filaments in smooth muscle cells?
Dense plaques
What is the term for the involuntary contraction and relaxation of smooth muscles in the walls of hollow organs?
Peristalsis
Which enzyme is responsible for the phosphorylation of myosin in smooth muscle contraction?
Myosin light-chain kinase
Smooth muscle contraction is regulated by which division of the autonomic nervous system?
Sympathetic
Smooth muscle contraction is controlled by the release of ____________ from the sarcoplasmic reticulum.
Calcium ions
What is the term for the slow, sustained contraction of smooth muscles in response to a stimulus?
Tonic contraction
Smooth muscle contraction is initiated by an increase in ____________ concentration inside the cell.
Calcium
What is the term for the ability of smooth muscle cells to contract without external stimulation?
Myogenic
Smooth muscle cells contract in response to the binding of ____________ to receptors on their surface.
Neurotransmitters
Which structure in smooth muscle cells allows for the rapid spread of electrical signals?
Gap junctions
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