PSYCH 10 Lecture Notes - Lecture 8: Emerging Adulthood And Early Adulthood, Cardiac Output, Ejaculation
Document Summary
Includes the time from 18 to mid-twenties in a not-yet settled phase of life. Characterized by not yet assuming adult responsibilities and independences and feelings of being in between . May involve living with and still being emotionally and financially dependent on parents. Millennials seem to experience longer parental involvement. This has its benefits but also consequences. Within each of these stages, people vary widely in physical, psychological, and social development. Muscular strength, reaction time, sensory keenness and cardiac output peak in mid-twenties. Physical vigor more closely linked to health and exercise than age. Physical decline is gradual; gradual decline in fertility. Female: menopause; male: gradual decline in sperm count, testosterone level, erection, and ejaculation speed. Life expectancy worldwide increased from 46. 5 to 70 years; telomeres (in dna) tips shorten. Visual sharpness, distance perception, and stamina diminish; pupils shrink and become less transparent. Immune system weakens and susceptibility to life-threatening disease increases.
