Amoeba Sisters Respiratory System Video with quiz questionsOnline version Watch the Amoeba Sisters video over the Respiratory System, and answer questions along the way! by shauna.hockenberger@tccd.edu 1 Which of these gases is a biproduct of cellular respiration and must be expelled from the body? a Oxygen b Carbon Dioxide c ATP d Glucose 2 When air passes through the nasal cavity, that air is... a Filtered b Warmed c Humidified d All of these 3 Which of the following is also referred to as the voice box? a Pharynx b Larynx c Trachea d Esophagus 4 The Epiglottis... a Prevents air from entering the esophagus b Prevents food from entering the trachea c Prevents food from entering the esophagus d Prevents air from entering the trachea 5 The trachea branches into the... a Bronchioles b Tertiary Bronchi c Secondary Bronchi d Primary Bronchi 6 Which of these structures is the smallest in diameter? a Respiratory Bronchioles b Terminal Bronchioles c Tertiary Bronchi d Secondary Bronchi 7 Where are gases directly exchanged between the lungs and the capillaries? a Terminal Bronchioles b Respiratory Bronchioles c Alveoli d Alveolar Ducts 8 Which of these muscles are involved in expanding/contracting the thoracic cavity during respiration? a Abdominal wall muscles b Intercostal muscles c Diaphragm d All of these are involved 9 Which of these has a higher H+ (Hydrogen/Proton) concentration? a Acids b Bases 10 The concentration of CO2 in the blood... a Increases the concentration of H+ (making the blood more acidic) b Increases the concentration of H+ (making the blood more basic) c Decreases the concentration of H+ (making the blood more acidic) d Decreases the concentration of H+ (making the blood more basic) 11 Which of these situations triggers the brain to increase the rate and depth of breathing? a High O2 b High CO2 c High H+ caused by high CO2 d All of these 12 Which cells in the alveoli produce surfactant? a Simple Squamous Epithelium b Type I Alveolar Cells c Type II Alveolar Cells d All of these produce surfactant