BIOD 151 Module 2 Exam With Questions and Answers 100% Solved

BIOD 151 Module 2 Exam With Questions and Answers 100% Solved True or false. The lungs are symmetrical. - answerFalse Hilum - answerthe "root" of the lung healthy lung tissue is what color - answerpeachy/pink color pleurae - answermembranes that surround the lungs and the cavity around the lungs visceral pleura - answerlayer of pleura that faces/covers the lung parietal pleura - answerouter layer of pleura lying closer to the ribs and chest wall that covers the surface around the lungs pleural space/cavity - answerSpace between the visceral and parietal pleural membranes (small) typically empty but has a small amount of fluid that allows for frictionless breathing when diseased, this space can fill with air or fluid what is the function of the pleurae - answerthe pleurae help reduce friction and help with inflation and inhalation compartmentalize, protect, and lubricate the lungs the three main functions of the respiratory system - answer1) air conduction 2) air filtration 3) exchange of gases aka respiration other things respiratory system has roles in - answervocalization, sense of smell. body's pH regulation structures in the respiratory system - answernasal cavity, pharynx, larynx, trachea, bronchi, lungs what happens to air as it goes from outside the body to the lungs - answerair is filtered so it has no debris air is warmed to body temp air is humidified and becomes saturated with water nasal cavities aka fossae are composed of what - answernone and cartilage nasal septum - answera wall of cartilage that divides the nose into two equal sections of left and right fossae vestibule - answermost external part of nasal cavity just inside the nostrils vestibule lining - answerskin continuation from the face and vissibrae Vibrissae - answershort thick hairs that help filter for the respiratory tract aka nose hairs nasal conchae or folds - answerincrease the surface area of nasal cavity to aid in warming and humidification of incoming air why is the nasal cavity highly vascularized - answerto warm incomin