Appetite Week 2
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Questions and Answers

Which of the following is NOT a characteristic of omnivores?

  • They can survive in all habitats where food is available
  • They can only eat plants (correct)
  • They are the most flexible and successful approach
  • They can eat many different foods

What are the three most ubiquitous animal species on earth that are omnivorous?

  • Cockroaches, rats, and humans (correct)
  • Cockroaches, cats, and humans
  • Cockroaches, cats, and dogs
  • Cockroaches, rats, and dogs

Which sense is considered the 'hidden sense' when it comes to eating and drinking?

  • Somatosensation
  • Skin senses
  • Smell (correct)
  • Taste

Which taste sensation is associated with ripeness and vitamin C?

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

Which type of papillae on the tongue is most sensitive and responsible for immediate detection of taste?

<p>Fungiform papillae (C)</p> Signup and view all the answers

What are the two basic types of receptors present on the microvilli of taste buds?

<p>Ion gated channels and protein gated channels (A)</p> Signup and view all the answers

Which system is responsible for our perception of objects and their properties contacting the body?

<p>Somatosensation and Proprioception system (A)</p> Signup and view all the answers

What is the role of pattern recognition in our sense of smell?

<p>To match glomerular patterns to previously experienced patterns (C)</p> Signup and view all the answers

What happens to our sense of taste when we lose our sense of smell?

<p>It becomes completely lost (D)</p> Signup and view all the answers

Which of the following is NOT a component of fat perception in food?

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

What is the main role of the olfactory system in our sense of smell?

<p>To detect chemicals (D)</p> Signup and view all the answers

What is the relationship between somatosensation and proprioception?

<p>Proprioception is a component of somatosensation (D)</p> Signup and view all the answers

Which of the following is true about the olfactory receptors in humans?

<p>The olfactory receptors are randomly distributed across the olfactory epithelium (B)</p> Signup and view all the answers

What is the purpose of the soft palate during eating and drinking?

<p>To prevent food and drink from entering the nose (D)</p> Signup and view all the answers

What is the role of the glomeruli in the olfactory bulb?

<p>To converge information from different olfactory receptor types (D)</p> Signup and view all the answers

Which part of the brain is directly involved in processing fear related to smell?

<p>Amygdala (AC) (D)</p> Signup and view all the answers

What is the function of the olfactory mucosa?

<p>To clear old smells away (B)</p> Signup and view all the answers

How do volatiles in food reach the olfactory receptors during eating?

<p>They are pumped into the nasopharynx during chewing and on exhalation (C)</p> Signup and view all the answers

Which part of the brain is considered the primary taste cortex?

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

What is the main function of the common chemical sense?

<p>To identify and remove harmful chemical irritants from the skin (C)</p> Signup and view all the answers

What is the term used to describe the selective responsiveness of certain fibers in the chorda tympani to different tastes?

<p>Labelled lines (A)</p> Signup and view all the answers

What are the three groups of people based on their sensitivity to the bitter tasting chemical PROP?

<p>Non-tasters, Tasters, and Supertasters (D)</p> Signup and view all the answers

What is the main difference between non-tasters, tasters, and supertasters?

<p>Their sensitivity to sweet and bitter tastes (A)</p> Signup and view all the answers

What sensory dimensions can we experience according to many researchers?

<p>Intensity, Hot/cold, and Hedonics (C)</p> Signup and view all the answers

Which of the following is NOT a characteristic of herbivores?

<p>Short guts to maximize digestion (C)</p> Signup and view all the answers

Which of the following is a specific approach of herbivores mentioned in the text?

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

Which of the following is NOT a characteristic of carnivores?

<p>Higher in protein, longer guts (D)</p> Signup and view all the answers

Which of the following is a specific approach of carnivores mentioned in the text?

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

Which of the following is NOT a characteristic of parasites?

<p>Parasite needs its host and gains the most (D)</p> Signup and view all the answers

Which of the following taste sensations is associated with energy and is generally pleasant?

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

What is the primary location of the sense of taste on the tongue?

<p>On the sides of the tongue (B)</p> Signup and view all the answers

Which type of taste bud papillae is the most sensitive and responsible for immediate detection of taste?

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

What type of receptors are present on the microvilli of taste buds?

<p>Ion gated channels and protein gated channels (D)</p> Signup and view all the answers

Which taste sensation is associated with toxicity and is generally unpleasant?

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

What is the role of smell in our perception of taste?

<p>Smell enhances the perception of taste (A)</p> Signup and view all the answers

Which part of the brain is considered the primary taste cortex?

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

What is the main function of the common chemical sense?

<p>To allow for the identification and removal of harmful chemical irritants (B)</p> Signup and view all the answers

What are the three most ubiquitous animal species on earth that are omnivorous?

<p>Humans, dogs, and bears (C)</p> Signup and view all the answers

What is the term used to describe the selective responsiveness of certain fibers in the chorda tympani to different tastes?

<p>Labelled lines (C)</p> Signup and view all the answers

What is the role of pattern recognition in our sense of smell?

<p>To recognize unique neural patterns (C)</p> Signup and view all the answers

What are the two basic types of receptors present on the microvilli of taste buds?

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

What is the primary goal for all animals?

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

What are the principle types of feeding strategies that animals adopt?

<p>Herbivores, carnivores, and omnivores (B)</p> Signup and view all the answers

What are the characteristics of herbivores?

<p>They have to deal with cellulose (C)</p> Signup and view all the answers

What are the characteristics of carnivores?

<p>They spend little time eating (C)</p> Signup and view all the answers

What are the characteristics of parasites?

<p>They spend little time eating (C)</p> Signup and view all the answers

What is the relationship between feeding strategies and an animal's size, genes, and habitat?

<p>Feeding strategies are influenced by an animal's size, genes, and habitat (D)</p> Signup and view all the answers

Which of the following is NOT a pathway through which smell can be accessed?

<p>By inhaling through the mouth (D)</p> Signup and view all the answers

What is the term used to describe the issue of how odour location is perceived when it is in the mouth?

<p>Binding problem (A)</p> Signup and view all the answers

Which of the following is NOT a function of the olfactory mucosa?

<p>Production of mucus (C)</p> Signup and view all the answers

How many different olfactory receptors are there in humans?

<p>300-500 (B)</p> Signup and view all the answers

What happens when chemicals bind to the G-proteins in olfactory receptor neurons?

<p>Depolarization of the cell and action potential (B)</p> Signup and view all the answers

Where does information from each olfactory receptor type converge in the olfactory bulb?

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

Which of the following is true about the perception of odors in the olfactory system?

<p>The olfactory system recognizes odors based on the pattern of activity across the glomeruli. (B)</p> Signup and view all the answers

What is the main function of the somatosensation and proprioception system?

<p>To perceive objects and their properties contacting the body (D)</p> Signup and view all the answers

What is the relationship between taste and smell in the mouth?

<p>They are treated linguistically as a single entity. (C)</p> Signup and view all the answers

What happens to the sense of taste when the sense of smell is lost?

<p>The sense of taste becomes bland. (B)</p> Signup and view all the answers

What is the main role of the olfactory system in our sense of smell?

<p>To recognize patterns in odors (C)</p> Signup and view all the answers

How do volatiles in food reach the olfactory receptors during eating?

<p>Through the air inhaled through the nose (B)</p> Signup and view all the answers

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