Respiratory system- further from worksheet Flashcards
Extra info from completion of worksheet
What is systemic respiration?
(internal)- gas exchange between blood and cells inside body.
What is the conducting division of the resp. system?
Nose, nasopharynx, larynx, trachea, bronchi, bronchioles, terminal bronchioles.
What is the respiratory division of the resp. system?
The part used for gaseous exchange (alveoli).
What is the choana?
This the opening between the nasal cavity and nasopharynx.
What is the function of hard and soft palates?
Aid speech, swallowing and breathing.
What are the functions of the larynx?
(voice box)- plays role in speech and routes and food into proper channels.
What is vibrissae?
These are the thick hairs in our nose that catch large particles and dust.
What is the conchae?
Found in nasal cavity- increase SA of mucosa exposed to the air and increase air turbulence.
What are the Olfactory nerve endings?
In root of nose- check quality of inspired air.
Where is the pharyngeal tonsil located?
High in nasopharynx.
Where are the palatine/ lingual tonsils located?
Base of the tongue.
What are the vestibular folds?
These are superior to the vocal cords- provides protection to larynx and more delicate vocal cords.
What is the function of the vocal cords?
These vibrate expelled air.
Why is Adam’s apple more prominent in males?
Significant growth of larynx during puberty due to testosterone.
Why do adult males have deeper voices than women?
Changes in larynx- testosterone cause vocal cords to lengthen and permanently thicken.
