Respiration
the organs are divided into 2 parts, what are they?
Upper Respiratory Organs and Lower Respiratory Organs
what does nasal conchae does to the air?
Increase air turbulence in nasal passage
which type of alveoli performs in gas exchange?
Type I
Normal breathing is _________ and ________
rhythmic and involuntary
what fluid is not available in infants with RDS?
Surfactants
which cartilage is called Adam's apple?
Thyroid cartilage
Function of paranasal sinuses
Act as a Resonating chamber for speech (secondary function)
Decrease weight of skull (primary function)
voice produced in which organ? and how?
Larynx and by 2 mucous membranes.
which parts of brain control breathing?
Pons and medula oblongata
what are the 2 types of respiration?
Inspirations and expiration
function of mucocilliary escalator
Mucus traps debris
Cilia move trapped debris up to oropharynx
swallowed
warm and moisten incoming air
function of nasal cavity
Warms and moistens air
Olfaction
Resonating chamber for speech
what is the function of trachea?
warm and moisten air, mucocilliary escalator
Protect airway from collapse
what are the effector sites in of breathing?
Diaphragm
Intercostals
Smooth muscle- Bronchodilation
which cells secrete surfactants?
Type II Alveolar cells
how many lobes does left and right lung has?
2 and 3 respectively
Nasopharynx, Oropharynx, Laryngopharynx.
what is the opening between the vocal folds called?
Glottis
Hyperventilation can be achieved by?
Rapid shallow breathing
Breathing in paper bag.
what is happens to the pressure in the lungs when we inhale?
it decreases.
5 parts of respiration
Pulmonary ventilation
External respiration
Gas transport
Internal respiration
Cellular respiration
organs involved in URO
Nose
Nasal cavity
Nasal Conchae
Paranasal Sinuses
Pharynx
organs involved in LRO
Larynx
Trachea
Bronchial Tree
Alveoli
Lungs
High blood Carbon Dioxide
Inflation Reflex
Low blood Oxygen
what is pneumothorax?
air leaks into the space between the lung and chest wall