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Worksheetsrespiratory system
Total questions: 25
Worksheet time: 16mins
What happens to the diaphragm during exhalation?
It contracts and flattens
It relaxes and moves upward
It remains unchanged
It vibrates
During breathing process, _______________ carried into the lungs, at the same time ________________ carried out of the lungs.
oxygen, carbon dioxide
carbon dioxide, oxygen
my mom's fragrant, water vapour
nitrogen, oxygen
It is a tiny air sacs and looks like grape
blood capillary
lung
alveoli
bronchus
Nostril - trachea - X - bronchioles - alveolus.
So X is,
lung
blood capillary
bronchus
Larynx
Which of the following is not a function of the respiratory system?
Ventilation
Speech production
Leukocyte production
Gas exchange
Which lung contains two lobes?
Right lung
Left lung
Neither answers are correct
Both answers are correct
What is the function of cilia?
to move microbes, mucus and debris upwards
to warm and moisten the air
to trap dust and irritating particles
to create the sneezing reflex
Where does gas exchange occur?
left lung
Alveoli
Bronchi
Bronchioles
What is the correct pathway of air entering the body through the respiratory system?
Nasal cavity → Larynx → Trachea → Bronchi → Alveoli
Nasal cavity → Pharynx → Larynx → Trachea → Bronchi → Alveoli
Nasal cavity → Trachea → Larynx → Bronchi → Alveoli
Nasal cavity → Pharynx → Trachea → Larynx → Bronchi → Alveoli
Which of the following is a protective mechanism of the respiratory system against pathogens?
The production of mucus
The exchange of gases
The regulation of blood pH
The warming of air
These apply to inhalation
Diaphragm moves up
Ribs move in
Ribs move out
Diaphragm contracts
Creates larger pressure in thoracic cavity
These apply to exhalation
Diaphragm moves up
Ribs move in
Ribs move out
Diaphragm contracts
Creates less pressure in thoracic cavity
What are the functions of the respiratory system? (select all)
Supply the body with oxygen
Remove carbon dioxide from the body
Filter the blood
Digest/absorb nutrients
What covers the larynx when you swallow?
Pharynx
Epiglottis
Trachea
Bronchi
Alevoli
The windpipe...
Pharynx
Larynx
Trachea
Bronchi
Alevoli
The voice box...
Pharynx
Larynx
Trachea
Bronchi
Alevoli
Oxygen always flows from ---- to ---- concentration in the body.
High to low
Low to high
High to high
Low to low
Which sequence correctly indicates the branching pattern of the human respiratory system?
trachea -> bronchi -> bronchioles -> alveoli
trachea -> bronchioles -> bronchi -> alveoli
alveoli -> trachea -> bronchioles -> bronchi
alveoli -> bronchioles -> trachea -> bronchi
Which animal fell on Charles Osborne in 1922?
a fly
a hog
a frog
a horse
What kind of tissue/material is the diaphragm?
bone
cartilage
muscle
liquid
Living underwater means the animals took in water and filtered the oxygen out of it to "breathe". At the same time the closure of the glottis helped to keep the water out of their breathings system.
true
false
Hiccups are far more common in
adults.
kids.
