Foundations :Introduction to Psychology (Introduction to Psychology) Answers 2026

Question 1

Phineas Gage result:
❌ a. Lost language
❌ b. Half-body motor control
❌ c. Couldn’t recognize objects
✅ d. He exhibited significant personality changes

Question 2

Neuron threshold = 10, stimulus = 8:
❌ a. Fires at 80%
✅ b. The neuron will not fire at all

Question 3

Largest area on somatosensory homunculus:
✅ a. face
❌ b. knee
❌ c. back
❌ d. stomach

Question 4

Split-brain patient response:
❌ a. Says key (left hemisphere sees key)
❌ b. Says key (right hemisphere sees key)
✅ c. Says ring because the left hemisphere sees the ring
❌ d. Says ring because right hemisphere sees ring

Question 5

NOT a major premise of Freud:
❌ a. Unconscious
❌ b. Early experiences
✅ c. Self-esteem
❌ d. Sexuality

Question 6

Part of mind corresponding to consciousness:
✅ a. The Ego
❌ b. Id
❌ c. Superego
❌ d. Uberego

Question 7

Why Freud’s theory is not scientific (Popper):
❌ a. Insight
❌ b. Applicability
✅ c. Falsifiability
❌ d. Replicability

Question 8

Freudian idea that held up best:
❌ a. Oral/anal personalities
✅ b. Unconscious mechanisms exist
❌ c. Toilet training → sexual preferences
❌ d. Psychoanalysis is best treatment

Question 9

Not noticing AC sound anymore:
❌ a. Classical conditioning
❌ b. Operant conditioning
✅ c. Habituation
❌ d. Discrimination

Question 10

Classical conditioning works best when CS precedes UCS:
✅ a. True
❌ b. False

Question 11

Father stops complaining when room is cleaned:
❌ a. Positive punishment
❌ b. Positive reinforcement
✅ c. Negative reinforcement

Question 12

Random ticket giveaways over time:
❌ a. Fixed interval
✅ b. Variable interval
❌ c. Fixed ratio
❌ d. Variable ratio

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