Introduction to Psychology: cram pack

Formula sheets, the key method steps for every topic and 8 practice problems, with full solutions at the back.

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1Practice problems

1.Cognitive psychologyMedium

People often accept an invalid syllogism if its conclusion sounds true, such as "Some vitamins are healthy". This is called:

  1. ABelief bias
  2. BSelf-serving bias
  3. CHindsight bias
  4. DAnchoring
2.Cognitive psychologyHard

In the Wason selection task, cards show E, K, 4 and 7. The rule is "If a card has a vowel on one side, it has an even number on the other". Which cards must be turned to test the rule?

  1. AE only
  2. BE and 7
  3. CE and 4
  4. DE, 4 and 7
3.Developmental psychologyMedium

An infant in the Strange Situation approaches the parent with the head turned away, then freezes. Contradictory behaviour like this indicates which attachment type?

  1. AInsecure-avoidant
  2. BDisorganised
  3. CInsecure-resistant
  4. DSecure
4.Developmental psychologyHard

An irritable, difficult baby tends to receive harsher parenting than a calm baby. This is an example of which gene–environment correlation?

  1. AActive (niche-picking)
  2. BEvocative
  3. CPassive
  4. DGene–environment independence
5.Social psychologyMedium

Everyone laughs at a comedian, Sam laughs at this comedian but at no others, and Sam always laughs at her. Using Kelley's covariation model, the cause is most likely:

  1. AChance circumstances
  2. BSam's personality
  3. CSam's mood that night
  4. DThe comedian
6.Social psychologyHard

The Implicit Association Test (IAT) measures attitudes by:

  1. AMeasuring heart rate while participants talk with out-group members
  2. BAsking direct questions about prejudice
  3. CReaction times when pairing concepts with evaluative words
  4. DObserving behaviour in natural settings
7.Clinical psychologyMedium

Clozapine is typically reserved for treatment-resistant schizophrenia because:

  1. AIt can cause agranulocytosis, so regular blood monitoring is required
  2. BIt cannot be taken as tablets
  3. CIt is the least effective antipsychotic available, so it is a last resort
  4. DIt only works on negative symptoms
8.Clinical psychologyHard

A client with OCD checks the stove twenty times before leaving home. Why does checking maintain the disorder, according to the cognitive-behavioural model?

  1. AChecking is mainly caused by low intelligence and poor working memory
  2. BChecking raises anxiety each time, which punishes and gradually weakens the urge to check
  3. CRelief after checking reinforces it and blocks learning that the fear is unfounded
  4. DChecking produces a strong pleasure that the client becomes addicted to

2Solutions

1.Cognitive psychology

Answer: A · Belief bias

Why this is the answer

Belief bias is the tendency to judge arguments by how believable their conclusions are rather than by whether the conclusion follows logically.

Answer

A · Belief bias
2.Cognitive psychology

Answer: B · E and 7

Why this is the answer

Only a vowel with an odd number falsifies the rule, so check E (odd on back?) and 7 (vowel on back?). Most people choose E and 4, which reflects a matching or confirmation tendency.

Answer

B · E and 7
3.Developmental psychology

Answer: B · Disorganised

Why this is the answer

Disorganised attachment involves contradictory or confused behaviour with no clear strategy. It is more common when caregiving is frightening or maltreating.

Answer

B · Disorganised
4.Developmental psychology

Answer: B · Evocative

Why this is the answer

In evocative correlations, a child's inherited characteristics evoke reactions from the environment. Scarr and McCartney also described passive and active correlations.

Answer

B · Evocative
5.Social psychology

Answer: D · The comedian

Why this is the answer

When consensus, distinctiveness and consistency are all high, people attribute the behaviour to the stimulus (the comedian), not the person.

Answer

D · The comedian
6.Social psychology

Answer: C · Reaction times when pairing concepts with evaluative words

Why this is the answer

The IAT compares response times for categorisation tasks; faster responses for some pairings are taken to indicate stronger automatic associations. Its predictive validity for behaviour is debated.

Answer

C · Reaction times when pairing concepts with evaluative words
7.Clinical psychology

Answer: A · It can cause agranulocytosis, so regular blood monitoring is required

Why this is the answer

Clozapine is effective when other antipsychotics fail, but it can cause a dangerous fall in neutrophils, so patients need regular blood tests.

Answer

A · It can cause agranulocytosis, so regular blood monitoring is required
8.Clinical psychology

Answer: C · Relief after checking reinforces it and blocks learning that the fear is unfounded

Why this is the answer

Compulsions are negatively reinforced by short-term relief and stop the person learning that anxiety falls on its own. This is why ERP blocks the ritual.

Answer

C · Relief after checking reinforces it and blocks learning that the fear is unfounded

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