Breathing Rate

Q.

When you hold your breath, which of the following gas changes in the blood leads to an urge to breathe?

1. falling oxygen concentration

2. rising carbon dioxide and falling oxygen concentration

3. falling carbon dioxide concentration

4. rising carbon dioxide concentration

Q.

When CO₂ concentration in blood increases breathing becomes:

1. here is no effect on breathing

2. shallower and slow

3. faster and deeper

4. slow and deep

Q. When we breathe in, our lungs expand and when we breathe out, our lungs shrink.

1. True
2. False

Q. Which of these is present between the thoracic cavity and the abdominal cavity?

1. Trachea
2. Diaphram
3. Alveoli
4. Small intestine

Q. After jumping 40 times, our breathing rate increases.

1. True
2. False

Q. Breathing rate increases very much while ____.

1. cooking
2. running
3. sleeping
4. reading

Q. Amount of energy required while sleeping and running are same.

1. True
2. False

Q. The device that helps doctors listen to internal organs, such as lungs, heart of a patient is called a ____.

1. stethoscope
2. thermometer
3. wrench
4. needle

Q. Arrange the organs in order in the process of breathing from bottom to top, starting with the nose.

1. Nose
2. Heart
3. Lungs
4. Windpipe
5. Blood Vessels

Q. Doctors use to hear our heartbeat.

1. stethoscope
2. thermometer
3. pedometer

Q. What instrument from the following is used to examine the heartbeat of a person?

1. 
2. 
3. 
4. 

Q. The pair of balloon-like structure, where the air through the nose and the windpipe reaches is known as the .

1. lungs
2. heart
3. stomach

Q.

During fast running or heavy exercise, we breathe fast and irregularly.

1. True
2. False

Q. Identify the instrument used to examine the heartbeat of a person.

1. 
2. 
3. 
4. 

Q. After performing some physical activity, breathing rate:

1. increases
2. decreases
3. remains same
4. can't be determined

Q. Doctors use a stethoscope to:

1. listen to heartbeats
2. count breathing rate
3. check temperature of body
4. check temperature of air blown out

Q. Alveoli are the air sacs present in the lungs.

1. True
2. False

Q. Which organ pumps blood throughout the human body?

1. Lungs
2. Liver
3. Heart
4. Kidneys

Q. Breathing is a process of moving air in and out of the _______.

1. lungs
2. heart
3. mouth
4. kidneys

Q. Which of the following is inhaled during the process of breathing?

1. Carbon dioxide
2. Nitrogen
3. Oxygen
4. Water droplets

Q.

Which one of the following is a possibility for most of us in regard to breathing, by making a conscious effort?

A) the lungs can be made fully empty by forcefully breathing out all air from them.

B) One can breathe out air through Eustachian tube by closing both nose and mouth.

C) One can consciously breathe in and breathe out by moving the diaphragm alone, without moving the ribs at all.

D )One can breathe out air totally without oxygen.

Q. An ostrich uses its wings for movement.

1. True
2. False

Q. The number of time a person breathes in a minute is known as

1. Respiration rate
2. Breathing rate
3. Combustion rate
4. None of the above

Q. The normal breathing rate is 12-16 breaths per minute. Four friends were performing different activities to check the variation in their breathing rates. Vijay was resting, Ananya was studying, Karan was doing yoga and Suhana was running on a treadmill. While recording the data, the values got mismatched. From the data given below, what could be Karan’s actual breathing rate depending on the type of activity performed.

1. 13-15 breaths per minute
2. 12-16 breaths per minute
3. 16-18 breaths per minute
4. 18-20 breaths per minute

Q. During which of the following activity the breathing rate is maximum?

1. Sleeping
2. Jumping
3. Writing
4. None of the above

Q. If the $C{O}_2$ concentration in the blood increases, the breathing shall.

1. Increase
2. Decrease
3. No affect
4. Stop

Q. Change the voice
1.She is bringing you a cup of tea

Q. Which of the following are correctly matched?

1. Lungs	Purifies blood
2. Arteries	Deoxygenated blood
3. Sthethoscope	Heart beat

1. Only 1
2. Both 1 and 3
3. Both 1 and 2
4. Both 2 and 3

Q. Identify the instrument used to examine the heartbeat of a person.

1. 
2. 
3. 
4. 

Q. What is the breath rate in human beings ?