Bi150 (2005)
... •The ‘mapping’ of these compounds probably occurs by matching to memory templates stored in the brain • A smell is categorized based on one’s previous experiences of it and on the other sensory stimuli correlated with its appearance. ...
... •The ‘mapping’ of these compounds probably occurs by matching to memory templates stored in the brain • A smell is categorized based on one’s previous experiences of it and on the other sensory stimuli correlated with its appearance. ...
powerpoint
... •The ‘mapping’ of these compounds probably occurs by matching to memory templates stored in the brain • A smell is categorized based on one’s previous experiences of it and on the other sensory stimuli correlated with its appearance. ...
... •The ‘mapping’ of these compounds probably occurs by matching to memory templates stored in the brain • A smell is categorized based on one’s previous experiences of it and on the other sensory stimuli correlated with its appearance. ...
The Olfactory System
... general chemical sense. Although we won’t cover these in this course, you should at least know a bit about them. Taste is transduced by receptor cells within taste buds on the tongue (primarily). These cells express a family of receptor proteins that bind families of molecules representing the stand ...
... general chemical sense. Although we won’t cover these in this course, you should at least know a bit about them. Taste is transduced by receptor cells within taste buds on the tongue (primarily). These cells express a family of receptor proteins that bind families of molecules representing the stand ...
FIGURE LEGENDS FIGURE 23.1 Cell types inmammalian taste
... FIGURE 23.5 Different taste cells express different taste receptor genes. In situ hybridization experiments showing expression of T1Rs (green) and T2Rs (red) in mammalian tongue sections. From Nelson et al. (2001). FIGURE 23.6 Activation of different taste cells is tethered to specific taste behavio ...
... FIGURE 23.5 Different taste cells express different taste receptor genes. In situ hybridization experiments showing expression of T1Rs (green) and T2Rs (red) in mammalian tongue sections. From Nelson et al. (2001). FIGURE 23.6 Activation of different taste cells is tethered to specific taste behavio ...
SENSORY SYSTEMS (Windows to the World
... makes at 30 cm. Detect 1.5 V battery across 1500 Km of saltwater. Gymnotidae & Mormyridae, weakly active electric fish Tuberous organ sensitive to high freq. fields (50social signals. Can pulse field 300 times/sec. Electric eels are strongly electric ...
... makes at 30 cm. Detect 1.5 V battery across 1500 Km of saltwater. Gymnotidae & Mormyridae, weakly active electric fish Tuberous organ sensitive to high freq. fields (50social signals. Can pulse field 300 times/sec. Electric eels are strongly electric ...
Taste & Smell Pre-lab Web questions
... communication and influences many important functions, including reproduction and taste. Scientists are just beginning to learn how the olfactory system works. ...
... communication and influences many important functions, including reproduction and taste. Scientists are just beginning to learn how the olfactory system works. ...
16. Taste, smell
... of seven primary odors; approx. 100 genes coding for specific odorant receptors & approx. 50 specific anosmias (loss of specific odorant sensitivity) have been identified - transduction: chemicals dissolve in mucus and bind to protein receptor that triggers second messenger pathway (fig. 53 - 4 & pp ...
... of seven primary odors; approx. 100 genes coding for specific odorant receptors & approx. 50 specific anosmias (loss of specific odorant sensitivity) have been identified - transduction: chemicals dissolve in mucus and bind to protein receptor that triggers second messenger pathway (fig. 53 - 4 & pp ...
Sample Midterm Exam
... 12. How does the tongue of a supertaster differ from the tongue of a non-taster? A. supertasters have more foliate papillae on their tongues than non-tasters do B. non-tasters have no fungiform papillae on the tongue, supertasters have them C. supertasters have many more fungiform papillae on the t ...
... 12. How does the tongue of a supertaster differ from the tongue of a non-taster? A. supertasters have more foliate papillae on their tongues than non-tasters do B. non-tasters have no fungiform papillae on the tongue, supertasters have them C. supertasters have many more fungiform papillae on the t ...
smell
... • consists of 3 types of cells; a) Olfactory receptor cells; • Bipolar neurons which have: 1. A short thick dendrite with an expanded end called an olfactory rod. Each rod has 10-20 cilia 2. Axons → pierce the cribriform plate of the ethmoid bone and enter the olfactory bulbs. • Each olfactory muco ...
... • consists of 3 types of cells; a) Olfactory receptor cells; • Bipolar neurons which have: 1. A short thick dendrite with an expanded end called an olfactory rod. Each rod has 10-20 cilia 2. Axons → pierce the cribriform plate of the ethmoid bone and enter the olfactory bulbs. • Each olfactory muco ...
Nose, Olfactory nerve and olfactory pathway 28
... • It connects olfactory centers of 2 cerebral hemispheres. • So each olfactory centre receives smell sensation from both halves of nasal cavity. • NB. Olfactory pathway is the only sensory pathway which reaches the cerebral cortex ...
... • It connects olfactory centers of 2 cerebral hemispheres. • So each olfactory centre receives smell sensation from both halves of nasal cavity. • NB. Olfactory pathway is the only sensory pathway which reaches the cerebral cortex ...
Smell (olfaction) and taste (gustation) Chemoreceptors respond to
... Salty taste due to Na+ influx (directly causes depolarization) Sour taste due to H+ (by opening cation channels) Unique receptors for sweet, bitter, and umami coupled to G protein ...
... Salty taste due to Na+ influx (directly causes depolarization) Sour taste due to H+ (by opening cation channels) Unique receptors for sweet, bitter, and umami coupled to G protein ...
Slides from Lecture 12/01/2004 (Andy Clark)
... • Strength of taste qualities also perturbed when nasal stimulation is limited ...
... • Strength of taste qualities also perturbed when nasal stimulation is limited ...
Cellular and Molecul..
... • odorant receptors themselves should exhibit significant diversity and are therefore likely to be encoded by a multigene family • expression of the odorant receptors should be restricted to the olfactory epithelium ...
... • odorant receptors themselves should exhibit significant diversity and are therefore likely to be encoded by a multigene family • expression of the odorant receptors should be restricted to the olfactory epithelium ...
03/14 PPT
... in olfactory bulb. The glomeruli serve as modules, and are selectively sensitive to particular odors ...
... in olfactory bulb. The glomeruli serve as modules, and are selectively sensitive to particular odors ...
Taste and Smell
... • The sense of taste is also known as gustation • Often works with smell to gain a complete analysis of the sensation • Special organs of taste are known as “taste buds” and approximately 10,000 are located on the surface of the tongue within small elevations known as papillae • Other taste buds may ...
... • The sense of taste is also known as gustation • Often works with smell to gain a complete analysis of the sensation • Special organs of taste are known as “taste buds” and approximately 10,000 are located on the surface of the tongue within small elevations known as papillae • Other taste buds may ...
Gust & Olfac
... • Olfactory reception involved detecting dissolved chemicals as they interact with odorant binding proteins ...
... • Olfactory reception involved detecting dissolved chemicals as they interact with odorant binding proteins ...
Olfactory System and Olfaction (Molitor): Worksheet Stephanie Lee
... a. ______________ with mucus and cell layer b. ______________ with blood vessels and ORN axons 2. Inside nose along ethmoid bone of skull a. Forms porous region of ethmoid bone: ______________ 3. Odorant transduction occurs within ORN cilia that extend into _________ layer 4. ORN axons project to __ ...
... a. ______________ with mucus and cell layer b. ______________ with blood vessels and ORN axons 2. Inside nose along ethmoid bone of skull a. Forms porous region of ethmoid bone: ______________ 3. Odorant transduction occurs within ORN cilia that extend into _________ layer 4. ORN axons project to __ ...
Olfactory Physiology - Viktor`s Notes for the Neurosurgery Resident
... Hypothesis - olfactory mucus contains odorant-binding proteins (OBP) that concentrate odorants and transfer them to receptors. when one is continuously exposed to even most disagreeable odor, odor perception decreases and eventually ceases - due to very rapid ADAPTATION (DESENSITIZATION). – it is ...
... Hypothesis - olfactory mucus contains odorant-binding proteins (OBP) that concentrate odorants and transfer them to receptors. when one is continuously exposed to even most disagreeable odor, odor perception decreases and eventually ceases - due to very rapid ADAPTATION (DESENSITIZATION). – it is ...
Smell Prism - Systems Neuroscience Course, MEDS 371, Univ
... Olfactory sensory neurons (OSN) have dendrites with cilia containing a G-protiencoupled OR and axons that communicate to the olfactory bulb. OSN can regenerate, giving them an unusual ability to recover from injury. OSN located in separate regions use 4 subfamilies of OR, individual OSN express sing ...
... Olfactory sensory neurons (OSN) have dendrites with cilia containing a G-protiencoupled OR and axons that communicate to the olfactory bulb. OSN can regenerate, giving them an unusual ability to recover from injury. OSN located in separate regions use 4 subfamilies of OR, individual OSN express sing ...
The Chemical Senses
... Olfaction: The ability to sense odors through the detection of substances which have been aerosolized into the environment. ...
... Olfaction: The ability to sense odors through the detection of substances which have been aerosolized into the environment. ...
chemical senses - (canvas.brown.edu).
... T F 1. Gustatory receptors are neurons. T F 2. The vagus nerve conveys gustatory signals originating from the oropharynx and upper esophogus. T F 3. The thalamic terminations of the ascending taste pathways lie in the ventral nuclear group, near the termination of ascending trigeminothalamic fibers. ...
... T F 1. Gustatory receptors are neurons. T F 2. The vagus nerve conveys gustatory signals originating from the oropharynx and upper esophogus. T F 3. The thalamic terminations of the ascending taste pathways lie in the ventral nuclear group, near the termination of ascending trigeminothalamic fibers. ...
solutions - Berkeley MCB
... 2) The optic disk is a “blind spot” in the visual field because: This is where the retinal ganglion cell axons leave the retina and therefore there are no photoreceptors (and thus no response to light) at this location. 3) The fovea allows for increase visual acuity by which of the following special ...
... 2) The optic disk is a “blind spot” in the visual field because: This is where the retinal ganglion cell axons leave the retina and therefore there are no photoreceptors (and thus no response to light) at this location. 3) The fovea allows for increase visual acuity by which of the following special ...
Methods and Ethics of Psychology
... Temporal code - cochlea registers low frequencies via firing rate in auditory nerve ...
... Temporal code - cochlea registers low frequencies via firing rate in auditory nerve ...
Olfactory bulb
The olfactory bulb (bulbus olfactorius) is a neural structure of the vertebrate forebrain involved in olfaction, or the sense of smell.