Psych Quiz #2

1. (Points: 4) | | The branch of psychology that is focused on understanding the internal physical events and processes that correspond with our experiences and behavior is called:1. biological psychology.2. cognitive physiology.3. forensic psychology.4. clinical psychology. | | Save Answer | | 2. (Points: 4) | | Neurons are:1. highly specialized cells that produce myelin.2. highly specialized cells that receive and transmit information from one area of the body to another.3. found only in the spinal cord and bone marrow.4. found in primates and humans, but not in other animals. | | Save Answer | | 3. (Points: 4) | | Multiple sclerosis is a disease that involves:1. the degeneration of the myelin sheath, slowing or interrupting the transmission of neural messages.2. an abnormal increase in the thickness of the myelin sheath, blocking the release of neurotransmitters.3. dendrites becoming brittle and breaking.4. the gradual decline in the ability of neurons to produce neurotransmitters. | | Save Answer | | 4. (Points: 4) | | As a general rule, communication within a neuron progresses from:1. the dendrites to the cell body to the axon.2. the axon to the dendrites to the cell body.3. the dendrites to the axon to the axon terminals and then to the cell body.4. the cell body to the axon to the nucleus. | | Save Answer | | 5. (Points: 4) | | The point of communication between two neurons is called the:1. synapse.2. ion channel.3. nucleus.4. node of Ranvier. | | Save Answer | | 6. (Points: 4) | | The most common form of communication between neurons is:1. electrical-chemical2. atomic.3. magnetic4. hormonal | | Save Answer | | 7. (Points: 4) | | Which of the following best defines a neurotransmitter?1. an electrical impulse that crosses the synaptic gap between neurons2. a chemical messenger that crosses the synaptic gap between neurons3. a chemical communicator