Bio 207 CSULB questions with complete solutions 2024/2025

Bio 207 CSULBWhat is physiology? - correct answer Physiology is the study of the human body and biological function What is homeostasis? - correct answer Homeostasis is the maintenance of internal environment How does negative feedback work? Positive feedback? - correct answer Negative feedback is the opposite initial change in a regulated variable;reduce output Positive feedback is activity increasing and reinforces initial stimulus Integumentary system - correct answer (hair, skin, nails, sweat glands) -protects the body from the external environment -produces vitamin D -retains water -regulates body temp Skeletal system - correct answer (bones, joints- framwork of body) -supports the body -protects internal organs'-provides leverage for movement -produces blood cells -stores calcium salts endocrine system - correct answer (pineal gland, hypothalamus, pituitary gland, thyroid gland, thymus gland, adrenal glands, pancreas, ovaries, testes) -regulates body funct. -regulates the funt. of muscles, glands and other tissues through the secretion of chemicals called hormones muscular system - correct answer (skeletal muscles) -produces movement