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When (blank) is released from a (blank) neuron and binds with receptors on the motor endplate, the muscle begins to (blank)
So I’m supposed to fill in the blanks with this one, and I not sure what the blanks are?
A second question I’m stuck on is a multiple choice one,
Calcium Ions move by which mechanism into the cell and bind with tropomyosin and troponin?
osmosis
active transport
telepathy
diffusion

Respuesta :

Answer:

Explanation:

I think it is: acetylcholine (neurotransmitter) - motor neuron - contract

second question: diffusion because of opening of ca2+ channels

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