Advertisements
Advertisements
Question
Given alongside is a diagrammatic sketch of a kind of part in human lungs.
What do the arrows 5 and 6 indicate?
Solution
5: CO2 diffuses out; 6: O2 diffuses in
APPEARS IN
RELATED QUESTIONS
What are the functions of the following in breathing?
Diaphragm
The volume of air in the lungs and the rate at which it is exchanged during inspiration and expiration was measured.
The following diagram shows a group of the lung volumes and capacities.
Study the diagram carefully and explain briefly the following :
Residual volume (RV)
Put a tick (✓) against the most appropriate alternative in the following statement.
The process during which food is oxidised and energy is released is called
Answer briefly the following:
Name the agency which transports oxygen to all parts of the body.
Differentiate between
Aerobic respiration and Anaerobic respiration.
What happens to Oxygen after it enters the lungs?
Define the following:
Eupnea
Name the following:
Miniature lungs.
Complete the following statement by choosing the correct alternative from those given below.
R.Q. for fat is ______.
Give the functions of the following:
Alveoli
Give the function of epiglottis.
Define the term "Trachea".
The pharynx opens into trachea through an opening called ______ guarded by a cartilaginous flap called ______.
Which of the following is also known as sensory chamber?
Diaphragm forms the ___________ of the chest cavity.
Lungs have large number of narrow tubes called
Regarding the functions of our respiratory system, mark the wrong entry.
Measure the breathing rate of the members of your family and some of your friends. Investigate:
- If the breathing rate of children is different from that of adults.
- If the breathing rate of males is different from that of females If there is a difference in any of these cases, try to find the reason.
