BIOL 202 Chapter 43 Sensory Systems Part II Quiz

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Questions and Answers

What are the 5 categories of taste perception?

  • Peppery, salty, tangy, umami
  • Sweet, sour, salty, bitter (correct)
  • Savory, spicy, tangy, bland
  • Bitter, bland, savory, umami

Which amino acid is responsible for the umami taste?

  • Phenylalanine
  • Tryptophan
  • Valine
  • Glutamate (correct)

Where are taste buds located in vertebrates?

  • On the skin
  • In the ears
  • On the tongue (correct)
  • In the brain

In which animals are taste buds scattered all over the bodys surface?

<p>Fish (B)</p> Signup and view all the answers

Apart from taste perception, what is another function of chemoreceptors?

<p>Monitoring chemical composition of blood (C)</p> Signup and view all the answers

Which of the following statements about taste buds in terrestrial vertebrates is correct?

<p>Each taste bud contains 50-100 taste cells. (C)</p> Signup and view all the answers

How do salty and sour tastes activate taste cells in taste buds?

<p>They act directly through ion channels, causing depolarization. (C)</p> Signup and view all the answers

Which region of the human tongue is most sensitive to detecting sweet tastes?

<p>The tip of the tongue. (B)</p> Signup and view all the answers

How do terrestrial vertebrates detect smells?

<p>Through chemoreceptors located in the nasal passages. (C)</p> Signup and view all the answers

What is the role of mucus in the process of smell detection in terrestrial vertebrates?

<p>It dissolves particles in the air before they can activate olfactory receptors. (D)</p> Signup and view all the answers

Which of the following statements about taste receptors in arthropods is correct?

<p>Taste receptors in arthropods are located in sensory hairs on their feet. (B)</p> Signup and view all the answers

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