Pores responsible for gaseous exchange in stem surface
Lenticles
Vestibules show the presence of ________ for filtering the air
Hair
Pharynx is divisible in _____ part
3
What is the function of epiglottis?
Prevents the entry of food in tachea
_________ supported by 15-20 C shaped rings of cartilage
Trachea
Name the protective covering of lungs.
Pleural membrane
The right lung is divided into _______ lobes
3
Organ that separates thoracic and abdominal cavity
Diaphragm
What is inspiration of air?
Inhalation of air
What is diffusion?
movement of molecules from higher concentration to lower
What is the partial pressure of O2 of blood in pulmonary capillaries?
40 mmHg
What is generated in cellular respiration?
ATP
______ blood is sent from lungs to heart
oxygenated
Life span of RBCs
120 days
The process of WBCs moving out of capillaries is called _______
Diapedesis
Number of lobes of nucleus of neutrophil?
2
