問題一覧
1
Humans can survive for how many days without water?
2 weeks
2
What is respiration?
Exchange of O2 and CO2
3
What is ventilation?
Mechanical, drawing in an expelling out air
4
What is inspiration?
Breathing in
5
What is expiration?
Breathing out
6
What is external respiration?
Gas exchange between air Breathed into lungs and the blood
7
What is internal respiration?
Gas exchange between blood and body cells in the body
8
Where does external respiration take place?
In the lungs
9
Where does internal respiration take place?
In body tissues
10
Nasal cavity
warms/moisten/filters air before Passing it on
11
Nasal cavity structural notes
Hairs help filter out particles Capillary help warm air by bringing it close to warm blood passing through capillary
12
Pharynx
The crossover point for digestive tract and respiration tract passes into larynx
13
Larynx
Passes air into trachea and helps sound production
14
Pharynx structural notes
Celia helps trap and move fine particles
15
Larynx structural notes
Vocal cords Epiglottis prevents choking
16
Trachea
Passes air into bronchi branches off into left and right
17
Trachea structural notes
Made of smooth muscle and contains C-shaped cartilage rings
18
Broncos/bronchi
Passes air into narrow passage, which leads to bronchioles
19
Alveolus function
The site of gas exchange
20
Alveolus structural notes
Very thin, only one cell thick, covered in a layer of Moisture
21
Where are the lungs located?
Thoracic cavity
22
What are the structures that protect the lungs?
Ribs and sternum
23
What are the lungs surrounded by?
Plural membranes
24
What appearance does alveolus have?
Honeycomb appearance
25
Why is it bad to pluck out your nose hairs?
Because they help filter air
26
What is the purpose of the epiglottis?
Protect food from going into trachea
27
What is the difference between bronchi and bronchioles?
Bronchi have cartilage rings and bronchioles are smaller and they have no Celia
28
What is breathing?
Breathing is the alternation of inhalation and exhalation
29
What happens to the Ribs during inhalation?
Up and out plural membranes
30
What is your diaphragm during inhalation?
Down and flat
31
What happens to the air during inhalation?
Air Moves from high-pressure and air rushes in
32
What happens to your ribs during exhalation?
Down and relaxed
33
What’s your diaphragm during exhalation?
Up back into dome shape
34
What happens to the air during exhalation?
Rushes out