GRE psychology

The ability of a postsynaptic neuron to respond to the presence of a particular neurotransmitter that is released from a neighboring presynaptic neuron is dependent of which of the following?

• the presence of receptors on the postsynaptic neuron that have an affinity for that particular neurotransmitter

• the amount of myelin on the presynaptic neuron

• the number of mitochondria in the postsynaptic neuron

• the length of the axon of the presynaptic neuron

Critics have argued that projective tests are too ________.

• subjective

• objective

• reliable

• quantitative

Organizing the string of letters B-F-J-T-A-V-K-C into JFK-TV-CAB is an example of ________.

• chunking

• priming

• encoding

• retrieval

When persuasive communications follow the peripheral route, they focus on which of the following?

• emotions

• logic and reasoning

• statistical evidence

• detailed analysis

Consider the sentence "The dishwasher is running." Which of the following is true?

• It can have more than one deep structure

• It is an example of a passive sentence

• It contains a relative clause

• It is an interrogative sentence

According to the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, children with separation anxiety disorder often experience which of the following symptoms in addition to excessive fear or anxiety over separation from attachment figures?

• excessive concern about the safety and well-being of attachment figures

• persistent refusal to eat favorite foods

• increased interest in solitary activities

• sudden improvement in academic performance

Patients with bilateral damage to the hippocampal formation are tested on motor learning tasks such as the Tower of Hanoi. Studies show that the patients improve their performance with repeated exposures. When asked whether they have ever seen the task, even after numerous test sessions with it, they typically report not having seen it before. Such results have led to which of the following conclusions?

• although procedural memory may not rely on normal hippocampal functioning, declarative memory does

• both procedural and declarative memory require normal hippocampal functioning

• procedural memory is impaired in patients with hippocampal damage

• patients with hippocampal damage cannot learn new motor tasks

________

• endorphin

• insulin

• hemoglobin

• melanin

Which of the following is chemically similar to opiates, has the ability to reduce pain, and is blocked by the action of naloxone?

• endorphins

• dopamine

• acetylcholine

• serotonin

When stress is prolonged, the most likely result is ________.

• generalized weakening of the immune system

• increased muscle strength

• improved memory retention

• enhanced digestion