Lifespan- Jersey College - Ch 11 & 12 Midterm Test Questions With Solved Solutions.

puberty - Answer the biological stage of development characterized by changes that lead to reproductive capacity. Feedback loop - Answer a system in which glands regulate each other's functioning through a series of hormonal messages Primary sex characteristics - Answer the structures that make reproduction possible. Secondary sex characteristics - Answer physical indicators of sexual maturation - such as changes to the voice and growth of bodily hair- that do not directly involve reproductive structures Asynchronous growth - Answer unbalanced growth, such as the growth that occurs during the early part of adolescence and causes many adolescents to appear gawky. Secular trend - Answer a historical trend toward increasing adult height and earlier puberty. Semen - Answer the fluid that contains sperm and substances that nourish and help transport sperm Nocturnal emission - Answer Emission of seminal fluid while asleep. Gynecomastia - Answer enlargement of breast tissue in males. Epiphyseal closure - Answer the process by which the cartilage that separates the long end of a bones from the main part of the bone turns to bone Menarche - Answer the onset of menstruation Osteoporosis - Answer a condition involving progressive loss of bone tissue Anorexia Nervosa - Answer an eating disorder characterized by irrational fear of weight gain, distorted body image and severe weight loss.