BIO 210:BIO 210 Lecture Final Exam Study Guide: Questions & Answers: Latest Updated

What are the functions of integumentary system: (Ans- protection, regulation of temperature, formation of vitamin D, acts as a sensory organ, accessory organ for excretion. Functions of pigment melanin are: (Ans- protection from UV rays, responsible for skin color, melanin increases during exposure to sun causing tanning. Water loss due to evaporation of fluid that has penetrated through the skin is termed __________ _____________. (Ans- insensible perspiration Children in northern regions experience months of inadequate sunlight exposure on the skin. To prevent possible abnormal bone development, what essential organic nutrient is necessary in the diet? (Ans- Vitamin D & Calcium The hormone calcitonin... (Ans- is secreted when there is a high blood calcium level, this hormone brings the calcium down to normal.Endochondral ossification begins with the formation of a __________ ____________ model. (Ans- hyaline cartilage Which cells in bone are responsible for osteolysis? (Ans- osteoclasts The presence of an epiphyseal line indicates that: (Ans- growth has ended During the recovery period the body's need for oxygen is increased because... (Ans- additional oxygen is required to restore energy reserves consumed during exercise