Dictionary » T » Tonic

Tonic

tonic

1. Producing and restoring the normal tone.

2. Characterised by continuous tension.

3. A term formerly used for a class of medicinal preparations believed to have the power of restoring normal tone to tissue.

Origin: Gr. Tonikos


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neuro questions!

... not discriminate as to the quality of a stimulus but only to the quantity. When something hurts more its because of more phasic receptors firing. Tonic receptors tell us more about the quality and often we refer to them in muscle physiology.

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by daniel.kurz
Mon Nov 21, 2011 7:09 pm
 
Forum: Physiology
Topic: neuro questions!
Replies: 2
Views: 3573

Re:

because the chocolate is sweet, because we like it. I like tonic, so why doesn't brain make it to taste sweet? because it's not sweet - it's bitter. It only has to taste good . For you, bitter is sweet to taste :lol: though not tasting sugary

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by Crucible
Tue Nov 08, 2011 3:38 pm
 
Forum: Evolution
Topic: Why are flowers "beautiful"?
Replies: 112
Views: 47200

Why are flowers "beautiful"?

because the chocolate is sweet, because we like it. I like tonic, so why doesn't brain make it to taste sweet?

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by JackBean
Tue Nov 08, 2011 3:35 pm
 
Forum: Evolution
Topic: Why are flowers "beautiful"?
Replies: 112
Views: 47200

neuro questions!

... current across the membrane of a cell d) multi-unit activity My guess: c. Sensory adaptation: a) only occurs at phasic receptors b) only occurs at tonic receptors c) is due to a change in the quantitative way that a receptor encodes stimuli d) is independent of receptors My guess: c. for this question... ...

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by yj90
Wed Jan 19, 2011 4:37 am
 
Forum: Physiology
Topic: neuro questions!
Replies: 2
Views: 3573

Homeostatic Process

... with opposite effects c. Only delayed responses d. An effector that can increase or decrease output e. A lower threshold for the stimulus than tonic control mechanisms THanks.

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by Nicolodn
Sat Sep 18, 2010 6:58 am
 
Forum: Cell Biology
Topic: Homeostatic Process
Replies: 8
Views: 4976
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