The main gas that we release when we exhale.
nitrogen
H<sub>2</sub>O
Oxygen
carbon dioxide
This organ is also known as the "Throat" that humidifies the air that we breathe in.
trachea
pharynx
larynx
nasal cavities
Which body system's main function is to exchange carbon dioxide for oxygen?
respiratory system
skeletal system
muscular system
circulatory system
The skeleton belongs to which level of organization
organ
body system
cell
tissue
This body system controls our body.
muscular system
skeletal system
nervous system
respiratory system
The leaf-like structure is located in the larynx and stops food from entering the lungs when swallowing.
pharynx
esophagus
epiglottis
trachea
What is the name of the two openings in the nose where the air enters?
nasal septum
mucus
nasal cavities
nostrils
The skin is which level of organization?
organ
body system
tissue
organism
This organ of the respiratory system is also called throat.
larynx
trachea
pharynx
bronchi
What is like a bunch of grapes at the end of bronchi where the gas exchange happens?
bronchiole
bronchi
alveoli
trachea
Identify the level of organization shown in the picture.
cell
organ
organism
body system
This sticky liquid in our nose helps moisten the nose and filter dirt in the air in the nasal cavities.
mucus
booger
saliva
cilia
Which body system do the kidneys belong to?
urinary system
circulatory system
nervous system
respiratory system
Which body system does the heart belong to?
nervous system
respiratory system
skeletal system
circulatory system
Exercise makes your breathing rate go up because your body needs more ______ for ______.
energy for blood
carbon dioxide for energy
oxygen for energy
blood for energy
This organ of the respiratory system is also called the windpipe.
larynx
bronchi
trachea
pharynx
The sperm part of which level of organization?
organ
cell
body system
tissue
The bone framework protects the respiratory system and aids respiration.
ribs
pubic bone
spine/spinal column
skull
The trachea will branch out into two _______, going into the lungs.
pharynx
bronchioles
aveoli
bronchi
The organ also known as the 'voice box' contains vocal cords which produce sound.
trachea
bronchus
pharynx
larynx
Which body system function is for the movement of the body?
respiratory system
skeletal system
muscular system
circulatory system
Dome-shaped muscle below the lungs. Which helps control the breathing.
esophagus
pectorals major
diaphragm
epiglottis
What is the main gas that enters the when you inhales
carbon dioxide
water
oxygen
nitrogen
The dangerous chemical in cigarettes / tobacco which damages the lungs
carbon dioxide
nicotine
caffeine
Potassium Cyanide
This sticky liquid help moisten the nose and the air in the nasal cavities.
booger
saliva
mucus
cilia
Name this organ, which is located in the larynx and stops food from entering the lungs
pharynx
esophagus
trachea
epiglottis
The lungs contain how many lobes?
6 lobes
3 lobes
2 lobes
5 lobes