How are our lungs connected to the nose ?
Through Wind pipe
Through Lungs
Through Heart
Through Nerves
What is rib cage made of ?
Muscles
Bones
Vessels
Nerves
Which system in human body consist of the nose , wind pipe and the lungs ?
Respiratory system
Circulatory system
Reproductive system
Muscular system
Which is known as the river of life ?
Water
Blood
Saliva
Amino acid
Which organ helps us to take in air?
Heart
Lungs
Food pipe
Nose
Which is the instrument used by the doctors to listen to the heart beat of patients ?
Stethoscope
Telescope
Thermometer
Ultra sounds
Which of the following helps us to breathe?
Rib cage
Air sacs
What is the process of breathing out air known as ?
Inhalation
Exhalation
Circulation
Germination
What is the process of breathing in air called ?
Which of the following are found in millions inside our lungs?
Pulses
