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QUESTION 12What is a synapse? a. a connection between tissues b. a connection between a neuron and another cell c. a connection of neurons  d. a connection between the brain and the spinal cord

Question

QUESTION 12What is a synapse? a. a connection between tissues b. a connection between a neuron and another cell c. a connection of neurons  d. a connection between the brain and the spinal cord

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Solution

A synapse is b. a connection between a neuron and another cell.

Here's a step-by-step explanation:

  1. Neurons are specialized cells that transmit nerve impulses. These are the fundamental units of the brain and nervous system.

  2. A synapse is the junction or space where two neurons meet. It's not a physical connection, but a very small gap where signals are transmitted.

  3. The signal, or nerve impulse, travels down a neuron to the synapse. Here, it triggers the release of neurotransmitters, which are chemicals stored in tiny sacs in the neuron's axon terminal.

  4. These neurotransmitters cross the synapse and bind to receptors on the next neuron. This either triggers or inhibits a new nerve impulse in this second neuron.

  5. The first neuron then reabsorbs any neurotransmitters that didn't bind to receptors, a process called reuptake.

So, a synapse is a crucial part of neural communication, allowing signals to be passed efficiently from one neuron to another, and then onto another cell.

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Similar Questions

What describes a synapse?Multiple choice question.junction between an axon and another cellgap in the myelin sheath along an axondepolarization that reaches a threshold levelthe time it takes it repolarize a neuron

An axon is connected to the neuron cell body at the: Question 23Select one:a.dendrites.b.axon terminal.c.axon.d.axon hillock.e.synapse.

Which of the following statements concerning a chemical synapse is true?Question 25Select one:a.Neurotransmitter is released in response to an action potential arriving at the axon hillock.b.Neurotransmitter is actively transported across the synaptic cleft.c.Neurotransmitter binds to its receptors on the postsynaptic membrane.d.The synapse consists of a presynaptic dendrite, a postsynaptic cell and an interstitial space between them (known as the synaptic cleft).e.The synapse consists of a presynaptic dendrite, a postsynaptic neuron and an interstitial space between them (known as the presynaptic cleft).

What happens at the synapse between two neurons?

Synapses are tiny spaces between neurons; the gap between neurons is referred to as a(n) (neurotic/synaptic) gap.

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