The stimulation of a particular patch of a cat’s pelt causes…
The stimulation of a particular patch of a cat’s pelt causes the contraction of the underlying muscle. If stimulation of that area causes the muscle to contract constantly until the stimulus is removed, this response is mediated by _______ receptors.
Read Details_______ (reduction of the resting potential) of an axon unti…
_______ (reduction of the resting potential) of an axon until it reaches a threshold value opens voltage-gated sodium (Na+) channels, making the membrane completely _______ to sodium ions (Na+). The Na+ ions rush in, and the axon becomes briefly more positive inside than outside. This event is called an _______.
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