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pantera1 [17]
3 years ago
8

Tamara’s muscle weakness and fatigue becomes progressively worse over the course of the day. This is a hallmark sign of myasthen

ia gravis, an autoimmune disorder that affects the ability of a motor neuron to communicate with a muscle fiber. What synaptic events must happen first for excitation to occur?
Biology
1 answer:
vekshin13 years ago
6 0

Answer: Acetylcholine is released from the axon terminal and diffuses across the synapse to link to a receptor in the surface of the motor end plate.

Explanation:

Sinapsis in biology is a structure in which a neuron cell communicates with another using an electric or chemical sign.

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Explanation: Golden Eagles have a square tail, fully feathered legs and large talons. Females are much larger than males and they both have the same coloured plumage. Golden Eagles are very agile in flight and they can remain in the air for hours. They have a graceful, soaring flight with their wingtips being slightly upturned.

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