EASY
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What are the respiratory centers?

Important Questions on Breathing and Respiration

EASY
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing

Select the correct events that occur during inspiration.

(a) Contraction of diaphragm
(b) Contraction of external intercostal muscles
(c) Pulmonary volume decreases
(d) Intrapulmonary pressure increases

MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
Explain the mechanism of respiration.
HARD
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing

Skin: Sweat : Lungs: _____

MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
Differentiate between the two types of respiration involved in gaseous exchange.
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
Describe the mechanism of breathing in human beings.
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
” Breathing cycle is rhythmic, whereas the exchange of gases is a continuous process”. Justify this statement.
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
When we inhale, nitrogen also goes inside along with oxygen. This nitrogen is:
HARD
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
A person suffers punctures in his chest cavity in an accident, without any damage to the lungs its effect could be
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
How are oxygen and carbon dioxide transported in human beings? How are lungs designed to maximize the area for exchange of gases?
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
Which among the following will have higher breathing rate?
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing

Differentiate between external and internal (or cellular) respiration.

MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
State the role of following in the human respiratory system:
Diaphragm.
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
What role is played by diaphragm in your body?
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
Why does the rate of breathing increase by 20 to 25 times per minute during vigorous exercise?
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
Explain the mechanism of breathing.
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
With the help of an experiment demonstrate the mechanism of breathing.
EASY
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
During which phase of breathing diaphragm moves downward and becomes flat?
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
State how is the process of breathing brought about in our body.
MEDIUM
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
List four conditions required for efficient gas exchange in an organism?
HARD
Biology>Human Physiology>Breathing and Respiration>Mechanism and Regulation of Breathing
Describe the mechanism of breathing.