During the Last 10 Years,annual Working Hours in the U

question 22

Multiple Choice

During the last 10 years,annual working hours in the U.S.have

• A)decreased.
• B)increased.
• C)remained the same.
• D)fluctuated up and down.

---

Definitions:

Neuromodulator

Substance that influences the sensitivity of neurons to neurotransmitters but neither strongly stimulates nor strongly inhibits neurons by itself.

Neurotransmitter

Chemical substances that transmit signals across a synapse from one neuron to another neuron, muscle cell, or gland cell.

Neurons Sensitivity

The capacity of neurons to respond to stimuli or changes in the environment, affecting how signals are transmitted through the nervous system.

Receptor Molecules

Molecules, usually found on cell surfaces, that recognize and bind to specific substances, triggering a response.