Joints and Anatomy Quiz
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Questions and Answers

Which type of muscle fiber appears red due to high myoglobin concentration?

  • Nervous tissue
  • Slow twitch muscle fibers (correct)
  • Intermediate muscle fibers
  • Fast twitch muscle fibers

    • Which type of muscle fiber contracts rapidly because myosin hydrolyzes ATP at a rapid rate?

  • Slow twitch muscle fibers
  • Nervous tissue
  • Intermediate muscle fibers
  • Fast twitch muscle fibers (correct)

    • Which type of muscle fiber can fatigue easily due to the primary source of ATP being glycolysis?

  • Slow twitch muscle fibers
  • Nervous tissue
  • Fast twitch muscle fibers (correct)
  • Intermediate muscle fibers

    • Which type of muscle fiber obtains ATP from both glycolysis and aerobic respiration?

    <p>Intermediate muscle fibers</p> Signup and view all the answers

    Which type of tissue consists of nerve cells (neurons) and several types of supporting cells?

    <p>Nervous tissue</p> Signup and view all the answers

    Which of the following is a correct statement about genes and traits?

    <p>Genes code for proteins that determine traits.</p> Signup and view all the answers

    Which chromosome is the HFE gene associated with?

    <p>Chromosome 19</p> Signup and view all the answers

    What is the relationship between alleles and genes?

    <p>Alleles are different sequences of the same gene.</p> Signup and view all the answers

    What is the main idea behind the concept of fitness tradeoffs?

    <p>Organisms need to make a tradeoff between reproduction and immune response due to limited energy.</p> Signup and view all the answers

    What is acclimatization/acclimation?

    <p>A phenotypic change that occurs in an individual in response to environmental fluctuations.</p> Signup and view all the answers

    Which type of skeletal system uses hydrostatic pressure of enclosed body fluids or soft tissues to support the body?

    <p>a) Hydrostatic skeletons</p> Signup and view all the answers

    What is the main function of an exoskeleton?

    <p>b) To enclose and protect the body</p> Signup and view all the answers

    Which type of skeleton is composed of rigid levers separated by joints?

    <p>c) Endoskeletons</p> Signup and view all the answers

    What is the main advantage of a vertebrate endoskeleton?

    <p>d) All of the above</p> Signup and view all the answers

    What are the three main elements of a vertebrate skeleton?

    <p>a) Bones, cartilage, and ligaments</p> Signup and view all the answers

    Which of the following is the main function of epithelial tissues?

    <p>To protect internal organs</p> Signup and view all the answers

    What is the role of epithelial tissues in achieving homeostasis?

    <p>To form and maintain an internal environment different from the external environment</p> Signup and view all the answers

    What is the function of a thermostat in a feedback system?

    <p>To turn the heater on</p> Signup and view all the answers

    How do feedback systems usually work?

    <p>In antagonistic pairs</p> Signup and view all the answers

    When will specific mechanisms of homeostasis be covered?

    <p>During the discussion of organ systems</p> Signup and view all the answers

    Which of the following best describes adaptation in biology?

    <p>A heritable trait that increases an individual's likelihood of survival and reproduction in a specific environment</p> Signup and view all the answers

    What is the difference between adaptation and acclimatization?

    <p>Adaptation is a genetic change, while acclimatization is a non-genetic change</p> Signup and view all the answers

    Which of the following is NOT one of the four types of tissues?

    <p>Epithelial tissue</p> Signup and view all the answers

    What are the three types of skeletal systems?

    <p>Endoskeleton, exoskeleton, and hydrostatic skeleton</p> Signup and view all the answers

    How do muscles and skeletal systems function together to facilitate movement?

    <p>Muscles contract and relax to move the skeletal system</p> Signup and view all the answers

    Which one of these is true about skeletal muscle fibers?

    <p>Skeletal muscle fibers are unbranched.</p> Signup and view all the answers

    Which one of these is true about smooth muscle?

    <p>Smooth muscle is unbranched.</p> Signup and view all the answers

    Which one of these is true about cardiac muscle?

    <p>Cardiac muscle is responsible for pumping blood throughout the body.</p> Signup and view all the answers

    Which one of these is true about myosin and actin?

    <p>Myosin is responsible for sliding the actin filaments during contraction.</p> Signup and view all the answers

    Which one of these is true about the breast muscles of birds?

    <p>The breast muscles of birds are responsible for the contraction and relaxation of the muscles that flap wings.</p> Signup and view all the answers

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