호흡계 THE RESPIRATORY SYSTEM Chapter 35

소개글

호흡계 THE RESPIRATORY SYSTEM Chapter 35에 대한 보고서 자료입니다.

목차

What is respiration?
A. Types of Respiratory Surfaces
1. Body surface
2. Tracheae
3. Gills
4. Lungs
B. Human Respiratory System
1. Nose
2. Pharynx & Larynx
3. Trachea, Bronchi & Bronchioles

본문내용

t important factor affecting the rhythmicity center is CO2.
· ↑in arterial CO2 causes ↑ in acidity of cerebrospinal fluid (CSF).
· ↑ in CSF acidity is detected by pH sensors in medulla.
· medulla ↑ rate & depth of breathing.
Oxygen level does not regulate breathing unless arterial O2 falls dangerously low.
F. Respiratory System Disorders
· Asthma(천식) - muscles of bronchioles constrict, drastically reducing ventilation.
· Emphysema(폐기종) - destruction of alveoli.
· Tuberculosis(결핵) - highly contagious bacterial infection.
· Lung cancer - > 90% of lung cancer victims have a history of smoking.

키워드

호흡,   호흡계,   respiratory