Taste - 14 14 Taste Chapter 14 Taste Taste versus Flavor...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
14 Taste Chapter 14 14 Taste • Taste versus Flavor • Anatomy and Physiology • The Four Basic Tastes • Coding of Taste Quality • Genetic Variation in Taste Experience • The Pleasures of Taste 14 Taste versus Flavor Retronasal olfactory sensations: Flavor – Taste and smell woven together. – Flavor impoverished with stuffy nose.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
14 Retronasal and Orthonasal Olfaction 14 Taste versus Flavor What happens when we cannot perceive taste but can still perceive smell? – Patient case: Damaged taste, but normal olfaction—could smell lasagna, but had no flavor. – Similar effect in lab: Chorda tympani anesthetized with lidocaine. 14 Taste versus Flavor Connection between taste and smell: – Brain imaging studies: Brain processes odors differently, depending on whether they come from nose or mouth. – Food industry: Adds sugar to intensify sensation of fruit juice.
Background image of page 2
14 Anatomy and Physiology Taste buds: – Create neural signals conveyed to brain by taste nerves. – Embedded in structures: Papillae (bumps on tongue). – Each taste bud contains taste receptor cells. – Information is sent to brain via cranial nerves. 14 Anatomy and Physiology Papillae: Four kinds – Filiform papillae: Anterior portion of tongue; without any taste function. – Fungiform papillae: Resemble tiny mushrooms, on anterior part of tongue, visible. – Foliate papillae: On sides of tongue, look
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 03/09/2010 for the course PSY 4283 taught by Professor Ahmad during the Fall '09 term at Henderson.

Page1 / 13

Taste - 14 14 Taste Chapter 14 Taste Taste versus Flavor...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online