Question 1

Which of the following best describes the biopsychosocial model in psychology?

Accepted Answer

It integrates biological, psychological, and social factors to understand behavior and mental processes.

Question 2

A researcher wants to study the effect of sleep deprivation on memory performance. She randomly assigns participants to either a sleep-deprived group or a control group and measures their scores on a memory test. Which type of research design is she using?

Accepted Answer

Experimental design

Question 3

Which statement best illustrates the concept of 'nature vs. nurture' in psychology?

Accepted Answer

Personality traits are shaped by both genetic factors and environmental experiences.

Question 4

Which of the following is an example of a double-blind study?

Accepted Answer

Neither the participants nor the experimenters know which participants are receiving the treatment or placebo.

Question 5

Which formula correctly calculates the mean of a set of scores $$x_1$$, $$x_2$$, ..., x_n$$?

Accepted Answer

$$\frac{\sum_{i=1}^{n} x_i}{n}$$

Question 6

Which neurotransmitter is primarily associated with movement and reward, and is implicated in Parkinson’s disease?

Accepted Answer

Dopamine

Question 7

A psychologist wants to measure 'anxiety' in a group of students. She defines anxiety as 'the number of times a student reports feeling nervous during a test.' This definition is an example of:

Accepted Answer

An operational definition

Question 8

Which of the following best describes the function of the myelin sheath in the nervous system?

Accepted Answer

It insulates axons and speeds up neural transmission.

Question 9

Which of the following is NOT one of the five characteristics of quality scientific research?

Accepted Answer

Confirmation bias

Question 10

A researcher finds that as hours spent studying increase, exam scores also increase. This is an example of:

Accepted Answer

A positive correlation

Question 11

Which psychologist is known for pioneering the study of classical conditioning through experiments with dogs?

Accepted Answer

Ivan Pavlov

Question 12

Which of the following best describes the difference between genotype and phenotype?

Accepted Answer

Genotype refers to genetic makeup, while phenotype refers to observable traits.

Question 13

Which equation represents the calculation of the mode in a data set?

Accepted Answer

The value that appears most frequently in the data set.

Question 14

Which part of the brain is primarily responsible for processing visual information?

Accepted Answer

Occipital lobe

Question 15

A psychologist is conducting a study on pain perception. She uses both surveys and physiological measurements to collect data. This approach is best described as:

Accepted Answer

Mixed-methods research

Question 16

Which of the following best describes Weber’s Law in psychophysics?

Accepted Answer

The smallest detectable difference between two stimuli is a constant proportion of the original stimulus.

Question 17

Which of the following is a function of the endocrine system?

Accepted Answer

Releasing hormones that regulate bodily processes

Question 18

A distribution of test scores is highly skewed to the right. Which measure of central tendency is most likely to be greater than the others?

Accepted Answer

Mean

Question 19

Which of the following is an example of top-down processing in perception?

Accepted Answer

Recognizing a familiar face in a crowd based on prior experience

Question 20

Which of the following is a key function of glial cells in the nervous system?

Accepted Answer

Providing support and protection for neurons

Foundations of Psychology: Key Concepts and Biological Bases

Guida di studio - Domande di pratica

Study guide - Flashcard