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 (C)</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 (D)</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. (D)</p> Signup and view all the answers

Which chromosome is the HFE gene associated with?

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

What is the relationship between alleles and genes?

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

What is the main function of an exoskeleton?

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

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

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

What is the main advantage of a vertebrate endoskeleton?

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

What are the three main elements of a vertebrate skeleton?

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

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

<p>To protect internal organs (D)</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 (B)</p> Signup and view all the answers

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

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

How do feedback systems usually work?

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

When will specific mechanisms of homeostasis be covered?

<p>During the discussion of organ systems (A)</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 (C)</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 (B)</p> Signup and view all the answers

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

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

What are the three types of skeletal systems?

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

Which one of these is true about skeletal muscle fibers?

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

Which one of these is true about smooth muscle?

<p>Smooth muscle is unbranched. (D)</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. (A)</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. (B)</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. (A)</p> Signup and view all the answers

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