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What's respiratory system?
What's respiratory system?
Responsible for providing oxygen needed in body in exchange for carbon dioxide produced by cells as they carry out their daily functions.
The respiratory system relies on the respiratory system relies on the circulatory system to distribute system to oxygen and remove carbon dioxide.
Special Features
Special Features
Epithelial cells needed to secrete mucous to warm and moisten the air.
cilia needed to filter the air of foreign particles
Part of Circulatory System
Part of Circulatory System
Oral Cavity / Mouth
Aka the mouth Oral Cavity / Mouth
A crucial part of the human body responsible for various function such as digestion speech and taste. Secondary inhaler and exhaler, warm and moisten air.
Nasal Cavity
Nasal Cavity
Mucous lining and cilia inside trap foreign particles.
Larynx
Larynx
It has 3 functions:
a passageway for air
a valve to close off the air (contain the epiglottis)
as a voice box
Pharynx / Throat
Aka the throatPharynx / Throat
It is shared with the digestive system, it connects oral and nasal activities.
Food goes on down the esophagus and air passes on through the trachea
Trachea
Trachea
Lung
Lung
Main function is exchanging carbon dioxide for oxygen and vice versa.
Tidal Volume
Tidal Volume
It referes to the amount of air moving in and out of a person's lung during a normal breath. It's the volume of air inspired or expired during each respiratory cycle.
Tidal volume can vary depending on a person's age, sex, height, weight, and overall health.
Vital Capacity
Vital Capacity
Maximum amount of air moved in and out of the lungs is called the "vital capacity".
Alveoli
Alveoli
Link between respiratory and circulatory systems.
They are lined with capillaries and gas exchange happens here.
It's an organ system composed of:
Skin
Hair
Nails
Exocrine glands It is the largest organ system in the human body and serves several important functions such as protection from external
damage, regulation of body temperature, and synthesis of Vitamin D.
Diaphragm
Diaphragm
Located in the lungs and is used by muscles to breathe.
When breathing at rest, it's accomplished by diaphragm's coordinated activity and inspiratory rib cage muscles.
Trachea
Trachea
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