Examlex
In the United States today, about 50% of sexually active adolescents have a sexually transmitted disease.
Synaptic Gaps
The small spaces between neurons across which neurotransmitters travel to transmit signals from one neuron to another.
Neurotransmitters
Chemicals released by one neuron (usually the presynaptic neuron), which trigger a response in another neuron (usually the postsynaptic neuron); the chief means of communication among neurons.
Presynaptic Neuron
A neuron that sends a signal toward a synaptic cleft, releasing neurotransmitters to stimulate or inhibit the postsynaptic cell.
Synapse
The junction between two neurons, where neurotransmitters are released to communicate signals across nerve cells.
Q20: Higher level cognitive functions, such as attention,
Q43: Which of the following explanations about the
Q82: Suppose that Scott and Ruth (a brother
Q89: As children move from early childhood into
Q114: Which of the following would most likely
Q140: In comparison to statistics from the 1970s,
Q160: Popularity in middle childhood is often linked
Q170: A challenge that some African American students
Q177: About how many new cases of AIDS
Q188: Paula is a very good student in