1. Freud Psychosexual development

2. StageAge RangeErogenous zone

3. Oral The infant's mouth is the focus of sexual gratification derived from the pleasure of suckling at the infant mother's breast. Id dominates Ego is not yet fully developed Super ego is not yet fully developed

4. Anal Ego continues to form Toilet training is the child's key anal-stage experience Conflicts between the Id and the Ego in ridding of bodily waste

5. Child's genitalia are his or her primary erogenous zone Child knows physical (sexual) differences between "male" and "female" Oedipus complex or Electra complex Defense Mechanisms: First is repression Then identification

6. Latent The patient gets pleasure from secondary process- thinking Manifesting in external activities, such as schooling, friendships, hobbies, etc.

7. Genital Sexuality is consensual and adult The patient’s concern shifts from primary gratification to secondary process-thinking. Desire is expressed by means of friendships, love relationships, family and adult responsibilities.

8. Acknowledges and References Kaplan & Sadock’s Synopsis of Psychiatry, B.J. Sadock & V.A. Sadock, ISBN 0-7817-3183-6 First Aid for the USMLE Step 2 CK, T. LE, V. Bhushan, H.S. Bagga, ISBN 978-0-07-162354-4 Step-Up to Medicine, 2 nd edition, S.S. Agabegi, E.D. Agabegi, ISBN 0-7817-7153-6 Falcon Review Books for Step 2 Kaplan 2008 Review Books for Step 2