Question 1

A patient presents with frequent binge eating episodes followed by self-induced vomiting and excessive exercise. Which eating disorder does this scenario best illustrate?

Accepted Answer

Bulimia nervosa

Question 2

Which of the following best describes the difference between homeostasis and allostasis in physiological regulation?

Accepted Answer

Homeostasis maintains stable internal states, while allostasis includes anticipation of future needs.

Question 3

A researcher wants to measure genital blood flow in response to sexual stimuli. Which instrument should they use?

Accepted Answer

Penile plethysmograph

Question 4

According to Maslow's hierarchy of needs, which need is considered the highest level?

Accepted Answer

Self-actualization

Question 5

A student is motivated to study hard to achieve a scholarship, rather than to avoid failing. This is an example of which type of goal?

Accepted Answer

Approach goal

Question 6

Which brain region is most directly involved in the pleasurable response to eating sweet foods such as sucrose?

Accepted Answer

Nucleus accumbens

Question 7

A person feels negative emotions after violating cultural sexual norms. This experience is best described as:

Accepted Answer

Sex guilt

Question 8

Which hormone is most closely associated with trust and social bonding?

Accepted Answer

Oxytocin

Question 9

A person eats more food when dining with friends than when eating alone. This phenomenon is known as:

Accepted Answer

Social facilitation of eating

Question 10

Which of the following is NOT a stage in the sexual response cycle?

Accepted Answer

Habituation

Question 11

A psychologist argues that emotion is the result of physiological arousal followed by cognitive interpretation. Which theory does this best represent?

Accepted Answer

Two-factor theory

Question 12

Which of the following best illustrates the concept of 'unit bias' in eating behavior?

Accepted Answer

Assuming the portion provided is appropriate

Question 13

A person who experiences a mismatch between their gender identity and biological sex is described as:

Accepted Answer

Transgender

Question 14

Which of the following is a key difference between intrasexual and intersexual selection?

Accepted Answer

Intrasexual selection involves same-sex competition, while intersexual selection involves mate choice based on traits.

Question 15

Which neurotransmitter is released in response to the consumption of fatty and sweet foods, contributing to pleasure and reward?

Accepted Answer

Dopamine

Question 16

A person is aware of their own mortality after attending a funeral, leading to changes in their behavior. This is an example of:

Accepted Answer

Mortality salience

Question 17

Which of the following best describes the over-justification effect?

Accepted Answer

External rewards reduce intrinsic motivation

Question 18

A person who feels intense fear of gaining weight, denies health risks, and has a distorted perception of their body size is most likely suffering from:

Accepted Answer

Anorexia nervosa

Question 19

Which of the following is NOT one of the three universal psychological needs emphasized by self-determination theory?

Accepted Answer

Power

Question 20

A researcher finds a genetic correlation of $$r = 0.45$$ for sexual orientation in twins. What does this suggest?

Accepted Answer

Partial genetic contribution

Step-by-Step Guidance for Psychology MCQs: Motivation, Emotion, and Related Topics

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