Podcast
Questions and Answers
What type of protein filaments are found in sarcomeres of skeletal muscles?
What type of protein filaments are found in sarcomeres of skeletal muscles?
- Keratin and collagen
- Elastin and fibrin
- Hemoglobin and albumin
- Myosin and actin (correct)
Which type of muscle tissue has spindle-shaped cells and is involuntary in function?
Which type of muscle tissue has spindle-shaped cells and is involuntary in function?
- Skeletal muscles
- Cardiac muscles
- Smooth muscles (correct)
- Nervous tissues
What is the function of cardiac muscles in the body?
What is the function of cardiac muscles in the body?
- Support
- Pumping (correct)
- Heat generation
- Posture maintenance
In which type of muscles is the nucleus located near the center of the cell?
In which type of muscles is the nucleus located near the center of the cell?
What provides support and organization to muscle fibers in skeletal muscles?
What provides support and organization to muscle fibers in skeletal muscles?
Which type of muscle generates heat to maintain body temperature?
Which type of muscle generates heat to maintain body temperature?
Which of the following is NOT a function of skeletal muscles?
Which of the following is NOT a function of skeletal muscles?
What is the primary role of skeletal muscles when maintaining posture and body position?
What is the primary role of skeletal muscles when maintaining posture and body position?
Which type of muscle has smooth muscle cells that lack striations and have a single, centrally located nucleus?
Which type of muscle has smooth muscle cells that lack striations and have a single, centrally located nucleus?
What is a significant by-product of muscle metabolism?
What is a significant by-product of muscle metabolism?
Where are smooth muscles found in the human body?
Where are smooth muscles found in the human body?
What role do skeletal muscles play in providing nutrient reserves?
What role do skeletal muscles play in providing nutrient reserves?
What type of muscle movement does smooth muscle produce in the digestive tract?
What type of muscle movement does smooth muscle produce in the digestive tract?
Which part of the body does smooth muscle contribute to in maintaining posture?
Which part of the body does smooth muscle contribute to in maintaining posture?
What role does smooth muscle play in supporting the structure of internal organs?
What role does smooth muscle play in supporting the structure of internal organs?
How does smooth muscle contribute to maintaining body temperature?
How does smooth muscle contribute to maintaining body temperature?
How are smooth muscle cells structured to enable coordinated movement?
How are smooth muscle cells structured to enable coordinated movement?
Which mechanism initiates smooth muscle contraction?
Which mechanism initiates smooth muscle contraction?
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