Abstract:
:Electrophysiological and behavioral experiments were performed to determine whether the taste system of the aquatic salamander, axolotl, discriminates taste stimuli. Taste responses were recorded extracellularly from the glossopharyngeal nerve bundle. The behavioral responses of axolotls towards various concentrations of NaCl, KCl, citric acid, quinine-hydrochloride, and sucrose were quantified by measuring the ratio of rejection towards gel pellets, each containing either unitary stimuli or binary mixtures of these chemicals. Rejection ratios [rejection/(rejection+swallowing)] towards the unitary stimuli except sucrose increased with concentration, but were not a single function of the magnitude of neural response induced by the stimuli. Degree of rejection was different depending on the quality of taste stimuli, suggesting that information processing of taste quality occurs in axolotls. The potential of NaCl to induce positive feeding behavior (swallowing) was suggested by a reduction in the rejection ratio of quinine-tainted pellets when they were mixed with 100 mM NaCl. Differential behavioral responses to quinine and NaCl show that axolotls have the ability to discriminate the taste quality of these stimuli.
journal_name
Physiol Behavjournal_title
Physiology & behaviorauthors
Takeuchi HA,Masuda T,Nagai Tdoi
10.1016/0031-9384(94)90269-0subject
Has Abstractpub_date
1994-07-01 00:00:00pages
121-7issue
1eissn
0031-9384issn
1873-507Xpii
0031-9384(94)90269-0journal_volume
56pub_type
杂志文章abstract::Little information is available on the participation of the perineal striated muscles in female reproductive processes. Here, we describe the gross anatomy and innervation of two striated perineal muscles in the female rabbit, the bulbospongiosus (BSM) and ischiocavernosus (ISM), and analyze their reflex electromyogra...
journal_title:Physiology & behavior
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journal_title:Physiology & behavior
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更新日期:1987-01-01 00:00:00
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journal_title:Physiology & behavior
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更新日期:2017-02-01 00:00:00
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journal_title:Physiology & behavior
pub_type: 杂志文章
doi:10.1016/0031-9384(83)90046-x
更新日期:1983-01-01 00:00:00
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journal_title:Physiology & behavior
pub_type: 杂志文章
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journal_title:Physiology & behavior
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更新日期:2017-03-01 00:00:00
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journal_title:Physiology & behavior
pub_type: 杂志文章,评审
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journal_title:Physiology & behavior
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journal_title:Physiology & behavior
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journal_title:Physiology & behavior
pub_type: 杂志文章
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journal_title:Physiology & behavior
pub_type: 杂志文章
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更新日期:1979-11-01 00:00:00
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journal_title:Physiology & behavior
pub_type: 杂志文章
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更新日期:1995-07-01 00:00:00
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journal_title:Physiology & behavior
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更新日期:2019-05-15 00:00:00
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pub_type: 杂志文章
doi:10.1016/0031-9384(91)90014-f
更新日期:1991-10-01 00:00:00
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journal_title:Physiology & behavior
pub_type: 杂志文章
doi:10.1016/s0031-9384(97)00167-4
更新日期:1997-10-01 00:00:00
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journal_title:Physiology & behavior
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journal_title:Physiology & behavior
pub_type: 杂志文章
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journal_title:Physiology & behavior
pub_type: 杂志文章
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更新日期:1989-05-01 00:00:00
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journal_title:Physiology & behavior
pub_type: 杂志文章
doi:10.1016/j.physbeh.2007.07.005
更新日期:2007-12-05 00:00:00
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journal_title:Physiology & behavior
pub_type: 杂志文章
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更新日期:2016-03-15 00:00:00
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journal_title:Physiology & behavior
pub_type: 杂志文章
doi:10.1016/j.physbeh.2003.08.009
更新日期:2003-11-01 00:00:00
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journal_title:Physiology & behavior
pub_type: 杂志文章,评审
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