WorksheetsCirculatory & Respiratory Systems
Total questions: 15
Worksheet time: 8mins
The primary organs of the respiratory system are the:
Lungs
Heart
Trachea
Bronchioles
Which is NOT a function of the respiratory system?
It warms the air entering the body.
It exchanges oxygen and carbon dioxide.
It pumps blood to the organs.
It creates sound through the voice box.
The respiratory system begins in the:
Diaphragm
Lungs
Nose and mouth
Pharynx
This passageway is part of both the respiratory and digestive systems:
Larynx
Pharynx
Nasal cavity
Trachea
What is the Bronchus?
The main airway that divides into two tubes leading to each lung.
A small air sac in the lungs.
The muscle that separates the chest from the abdomen.
A part of the digestive system.
What is the Diaphragm?
A part of the circulatory system.
A muscle that helps us breathe by expanding and contracting the chest cavity.
A tube that connects the throat to the lungs.
The main organ for filtering blood.
The place in the lungs where gases exchange is the:
Alveoli
Diaphragm
Bronchus
Nose and mouth
The muscular organ that holds the vocal cords is the:
Epiglottis
Pharynx
Larynx
Trachea
The ____________ carries air to the left and right bronchus.
Esophagus
Bronchioles
Alveoli
Trachea
Which is NOT a disease of the respiratory system?
Diabetes
COPD
Asthma
Bronchitis
What do we breathe in when we inhale?
Carbon dioxide
Oxygen
Lungs
Water
What gas do we release from our lungs when we breathe out?
Oxygen
Carbon dioxide
Lungs
Nitrogen
Inside the lungs, air travels through small tubes and ends in small air sacs called (a) .
Air goes down the trachea and into two tubes called (a) .
What are Alveoli?
The main organ for gas exchange in the lungs.
The muscle that helps us breathe.
The tube that carries air to the lungs.
The structure that holds the vocal cords.
