Chapter 11 Key Terms

• Climacteric-When reproductive capacity declines or is lost for both men and women.
• Testosterone-Hormone that is important in the development of the male reproductive system and characteristics .
• Estrogen-Hormone that is important in the development of female bodily characteristics.
• Progesterone-A hormone the prepares the female body for reproduction.
• Perimenopause-The time proceeding menopause when hormonal shifts begin and menstrual cycles become less regular.
• Menopause-When menstruation ceases for a year or more and women can no longer reproduce.
• Visual acuity-The ability to visually perceive objects sharply at a given distance based on a fixed standard.
• Presbyopia-Eye condition common in middle age due to loss of elasticity of the lens if the eye,which results in the ability to focus on nearby objects.
• Sarcopenia-Term used to describe the loss of muscle mass and strength over time.
• Osteoporosis-Progressive bone loss when calcium is depleted, causing bones to become brittle and more porous.
• Benign-Term used to describe growths or tumors that are noncancerous.
• Malignant-Term used to describe growths or tumors that are cancerous.
• Chemotherapy-The use of cancer-killing chemicals or drugs
• Atherosclerosis-Clogging of the arteries with plaque.
• Inductive reasoning-Making conclusions by moving from detailed facts to general theory.
• Deductive reasoning-Using general observation or theory to reach a detailed conclusion. 
• Episodic memories-Includes personal experiences or events such as remembering where the car keys were placed.
• Semantic memories-Includes knowledge such as how to change a flat tire on a car.
• Generativity versus Stagnation-Erikson's socio-emotional stage in middle adulthood when adults begin to either leave legacies of themselves to the next generation or live solely for themselves.