Correct Answers With Complete Solution. BIOD 151 Module 2 Exam Questions and

Correct Answers With Complete Solution. BIOD 151 Module 2 Exam Questions and Gross anatomy study of organs and structures visible to the naked eye which lung has 3 lobes? right lung Hilum root of lung, where pulmonary vessels and bronchi enter each lung what are the three main portions of the respiratory system conducting portion, filtration portion, respiratory portion major aspects of the conducting portion nostrils, pharynx, larynx, trachea, bronchi, bronchioles major aspects of the filtration portion nostrils (hair and mucous), trachea and bronchi (mucous and cilia) major aspects of the respiratory portion respiratory bronchioles, alveolar ducts, alveolar sacs, alveoli pleura membranes that cover the lungs and surrounding tissues pleura functions facilitate movement of lungs, enclose lungs and pleural cavity, reduce friction and create negative pressure environment visceral pleura covers the lungs parietal pleura covers surfaces surrounding the lungs pleural space helps to pull open the lungs, normally empty except for a small amount of healthy fluid what are the 3 main functions of the respiratory system (anatomical organization) air conduction, air filtration, exchange of gases aka respiration parts of the pharynx nasopharynx, oropharynx, laryngopharynx nasopharynx connects to the nasal cavity oropharynx behind the oral cavity and in front of the epiglottis laryngopharynx both food and air pass through, where the pharynx, larynx and esophagus meet eustachian tubes connect the nasopharynx to each middle ear nasal conchae responsible for warming and moistening air what is needed to avoid aspiration when swallowing the larynx rises and the epiglottis retreats back and down closing the entrance to the trachea why does the soft palate raise when swallowing