What is the main waste product created by the human body that the respiratory system releases?
CO2
What forms the Respiratory System (2 parts)?
Respiratory Tract & Lungs
When air reaches the lungs it must be clean, humid, and warm. What parts of the Respiratory Tract prepare the air this way?
Nasal Cavity warms air with blood. Mucous in the Nasal Cavity and the Trachea purifies and humidifies air.
Which part of the Respiratory Tract is shared with the Digestive Tract?
Pharynx
The Larynx, the entry to the Trachea, is regulated by a fibrous structure. What is the name of that structure?
Epiglottis
The bronchi divides into bronchioles. What do the bronchioles divide into?
Pulmonary Alveoli
The bronchi, bronchioles, alveoli, and the network of capillary veins surrounding them all make up what organ?
The lungs
What is the main purpose of the alvioli?
Facilitate gas exchange (O2 in, CO2 out)
What part(s) of the body make Pulmonary Ventilation possible?
Diaphragm (and intercostal muscles)
What are the two stages of Pulmonary Ventilation?
Inspiration (breathing in) and Expiration (breathing out)
During normal conditions, how many litres of air are replaced every minute via pulmonary ventilation?
8L (It can go to as high as 100L!)
What is/are the symptom(s) of Aphonia?
Difficulty emitting sounds due to the inflammation of the vocal chords.
What is it called when there is inflammation of the sinus cavities of certain bones in the skull?
Sinusitis
What are the Pleura?
A sheet composed of two membranes that envelope the lungs.
NUTRITION!!! Are B vitamins water soluble or fat soluble?
Water soluble (C is also water soluble)
NUTRITION!!! Name 5 of the 7 Food Groups on the Food Wheel
Let's Check!
