Oral Physiology and Taste

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Questions and Answers

What type of nerves do catecholamine fluorescence show?

  • Parasympathetic nerves
  • Sensory nerves
  • Motor nerves
  • Sympathetic nerves (correct)

Which of the following stimuli may cause salivary secretion?

  • Visual
  • Hearing
  • Gustatory (correct)
  • Thermoreceptive

What is the relationship between salivary flow rate and masticatory forces?

  • Salivary flow rate is independent of masticatory forces
  • Salivary flow rate is inversely proportional to masticatory forces
  • Salivary flow rate is directly proportional to masticatory forces (correct)
  • Salivary flow rate is exponentially related to masticatory forces

Who first studied the masticatory-salivary reflex in man?

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

What type of nerve endings are implied in the periodontal ligament?

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

What is the primary difference between Parotid saliva and Submandibular/sublingual saliva?

<p>Parotid saliva has a higher flow rate than Submandibular/sublingual saliva. (B)</p> Signup and view all the answers

What is the effect of olfactory stimulation on salivary flow rate?

<p>It increases salivary flow rate in both Parotid and Submandibular/sublingual glands. (C)</p> Signup and view all the answers

What is the name of the reflex that occurs when chewing on one side stimulates saliva secretion on the same side?

<p>Masticatory-salivary Reflex (A)</p> Signup and view all the answers

What is the term for the phenomenon where a stimulus that is not normally associated with salivation can cause salivation?

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

What is the primary difference between a conditioned reflex and a true reflex?

<p>A conditioned reflex is a learned response, while a true reflex is an innate response. (B)</p> Signup and view all the answers

What is the primary reason why the 'mouthwatering' sensation is not considered a true reflex?

<p>It is an involuntary response, but it is not associated with an increase in salivary flow rate. (B)</p> Signup and view all the answers

Which of the following is NOT a type of salivary gland?

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

What type of salivary glands are affected by the olfactory-submandibular salivary reflex?

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

Which of the following odors had the highest flow rate in the submandibular salivary glands?

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

What is the name of the scientist who received the Nobel prize in 1904 for his studies on reflex salivary and gastric control?

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

What is the term for the process by which the brain learns to associate a neutral stimulus with an unconditioned stimulus to elicit an unconditioned response?

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

What is the term for the flow rate of saliva in the parotid gland?

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

What is the name of the reflex that is elicited by the stimulation of gustatory receptors in the taste buds?

<p>Gustatory-salivary reflex (A)</p> Signup and view all the answers

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