Psychology Answers

Which of the following is NOT one of the steps in the process of problem solving?

1. Gaining insight

2. Explore various strategies

3. Explore possible solutions

4. Identify the problem and define it clearly

James took drugs and after a few minutes, he entered a dreamlike state. He had distorted sensory experiences, imaginary visions and realities. What type of drugs induce this kind of mental state?

1. Inhalants

2. Stimulants

3. Hallucinogens

4. Depressants

The main effect of a depressant is to decrease arousal level. Which of the following is an example of a depressant?

1. Cocaine

2. Marijuana

3. Caffeine

4. Alcohol

Psychologists and therapists have used hypnosis in various settings for specific purposes. The chief characteristic of hypnosis is...

1.Increased suggestibility

2. Enhanced creativity

3. Improved memory

4. Heightened ability to concentrate

The phenomenon of Rapid Eye Movement (REM) occurs during...

1. D-sleep, in which dreams usually occur

2. Phase 2 of sleep, whereby brain wave frequencies are mixed

3. Phase 3 of sleep, which atonomic activity shows down

4. S-sleep, in which delta brain waves are synchronized

Which term refers to the condition of breathing difficulties during sleep, whereby an individual wakes up gasping for breath and then goes back to sleep?

1. Insomnia

2. Catalepsy

3. Sleep apnea

4. Narcolepsy

The contrast between two poles of a neuron is called....

1. An action potential

2. Potential difference

3. Resting membrane potential

4. A postsynaptic potential

Which of the following illustrates the correct sequence of events in the process of synaptic transmission?

1. Nerve impulse stimulates the terminal bouton - Neurotransmitter diffuses across synaptic cleft - Vesicles attach to presynaptic membrane

2. Nerve impulse stimulates the terminal bouton - Transmitter deactivated by bouton - Electrical changes in receiving cell

3. Nerve impulse stimulates the terminal bouton - Neurotransmitters attach to receptors - Neurotransmitters cross synaptic cleft

4. Nerve impulse stimulates the terminal bouton - Vesicles attach to the membrane - Neurotransmitters are released - Neurotransmitters attach to receptors on postsyanaptic membrane

The opening through which one neuron communicates with another neuron is known as the...

1. Threshold

2. Channel

3. Synaptic cleft

4. Membrane

Which neurotransmitter is associated with an increase in heart rate and contraction of blood vessels, skeletal muscles and heart muscles?

1. Acetylcholine

2. Serotonin

3. Adrenaline

4. Endorphin