PSYC 3420 Chapter Notes - Chapter 3: Tooth Enamel, Homo Erectus, Morning Sickness

• School: York University
• Department: Psychology
• Course: PSYC 3420
• Professor: Irwin Silverman

Document Summary

Ppl divide species into plants and animals; everything has a function and essence. Emerges early w. o. instruction, universal, central to solving survival problems. Diet is primary of adaptations; more hours searching for food than anything else. Consuming calories calcium, sodium, zinc without toxins was a struggle then. Recognizing it, capturing, and consuming, and digesting. Crucial for omnivores- increases odds of poison-toxins. Toxins may be the adaptations that reduce odds that the plant is eaten; help plants: social and cultural aspects of food: Sharing strategy for courtship, r. s. , reconciling conflicts. Gand thongs ashanti- women seek divorce if no food. Permeates our psychological preoccupations verbal discourse interaction and religion: food preferences: 21% income in us spend on food, second to leisure. Food center of p/c interactions- mother milk. Human and rats evolved taste preferences for sweets=calories; even infants. Dislike bitter n sour which have toxins; adjust habits due to water, salts