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.
What is the main waste product created by the human body that the respiratory system releases?
CO2
NUTRITION!!! Type 2 Diabetes is caused by A) inability to produce insulin - B) body's resistance to insulin - C) overproduction of insulin?
B) body's resistance to insulin
NUTRITION!!! Name 5 of the 7 Food Groups on the Food Wheel
Let's Check!
NUTRITION!!! Are B vitamins water soluble or fat soluble?
Water soluble (C is also water soluble)
NUTRITION!!! Scurvy is caused by the long-term lack of...?
Vitamin C
What part(s) of the body make Pulmonary Ventilation possible?
Diaphragm (and intercostal muscles)
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.
What are the two stages of Pulmonary Ventilation?
Inspiration (breathing in) and Expiration (breathing out)
Which part of the Respiratory Tract is shared with the Digestive Tract?
Pharynx
What is the main purpose of the alvioli?
Facilitate gas exchange (O2 in, CO2 out)
The bronchi, bronchioles, alveoli, and the network of capillary veins surrounding them all make up what organ?
The lungs
During normal conditions, how many litres of air are replaced every minute via pulmonary ventilation?
8L (It can go to as high as 100L!)
NUTRITION!!! Obesity is caused by consuming excessive amounts of which kinds of nutrients?
Fats & Sugars
What forms the Respiratory System (2 parts)?
Respiratory Tract & Lungs
The bronchi divides into bronchioles. What do the bronchioles divide into?
Pulmonary Alveoli
What is/are the symptom(s) of Aphonia?
Difficulty emitting sounds due to the inflammation of the vocal chords.
The Larynx, the entry to the Trachea, is regulated by a fibrous structure. What is the name of that structure?
Epiglottis