11 Questions
What is the function of smooth muscles in the respiratory system?
Change thoracic volume
Which body system is responsible for maintaining pressure in arteries?
Muscular system
What is the function of skeletal muscles?
Body movement
Where can cardiac muscles primarily be found in the body?
In the heart
What is the function of tendons in the body?
Connect muscle to bone
What is the role of calcium in muscle contraction?
Opens attachment sites of actin for myosin binding
Which component defines the boundary between sarcomeres?
Z bands
What causes muscle fatigue?
Buildup of lactic acid lowering cell pH
How do steroids impact muscle cells?
Increase protein filament synthesis for muscle strength
What is the alternative energy source for muscle contraction other than ATP?
Creatine phosphate
What characterizes muscular dystrophy?
Hereditary progressive wasting of muscles
Test your knowledge on the anatomy of the human body, focusing on bones, muscles, and tissues. Learn about the functions of bones, different muscle types, and how tissues contribute to bodily movements.
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