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प्रश्न
During heavy exercise, we get cramps in the legs due to the accumulation of ______.
पर्याय
carbon dioxide
lactic acid
alcohol
water
उत्तर
During heavy exercise, we get cramps in the legs due to the accumulation of lactic acid.
Explanation:
Lactic acid builds up in muscles during intense exercise when oxygen levels are low, leading to cramps.
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संबंधित प्रश्न
Name one substance which is produced in anaerobic respiration by an organism but not in aerobic respiration.
Fill in the following blank with suitable word:
The actual exchange of gases takes place in the ___________ of the lungs.
Name the type of respiration in which the end product is:
Lactic acid
Give one example where such a respiration can occur.
What is meant by aquatic animals and terrestrial animals?
The breathing and respiration in woody stem of a plant takes place through:
Which of the following is most likely to have a much higher breathing rate?
There are five animals P, Q, R, S and T. The animal P always lives in water and has gills for breathing. The animal Q can stay in water as well as on land and can breathe both, through moist skin and lungs. The animal R lives in soil and breathes only through its skin. The animal S lives on land and breathes through spiracles and tracheae. And animal T lives in water and breathes through its cell membrane.
(a) Which of the animals could be Amoeba?
(b) Which of the animals could be frog?
(c) Which animal could be fish?
(d) Which animal could be grasshopper?
(e) Which animal could be earthworm?
Some sugar solution is taken in a test-tube and a little of substance X in powder form is added to it. The mouth of test-tube is closed with a cork and allowed to stand for sometime. On opening the cork, a characteristic smell of substance Y is obtained and a gas Z is also observed to be formed. The gas Z extinguishes a burning matchstick.
(a) What could be (i) X, (ii) Y, and (iii) Z?
(b) What is the process of converting sugar into substance Y by the action of X known as?
(c) What type of respiration is exhibited by X in the above process?
Answer the following in detail.
How is the process of cellular respiration different from breathing?
Choose the odd one out in each of the following groups of four items each:
Oxyhaemoglobin, Carbaminohaemoglobin, Hypoxia, Carboxyhaemoglobin
Name the body structure concerned with the given functional activity:
Protects the lungs from mechanical injury
Given below is an example of a certain structure and its special functional activity:
"Kidney and excretion".
Fill in the blanks on a similar pattern.
Pleura and _____________.
Given below is an overall chemical reaction of a certain process:
C6H12O6 →LacticAcid+2ATP+Heat energy
Name the process.
With regard to the respiratory system and the process of respiration in man, answer the following question:
What is meant by :
- Residual air and
- Dead air space
term 'respiration' includes
What is the ppCO2 in alveolar air?
______ refers to the physical process by which gaseous exchange takes place between the atmosphere and the lungs.
Sometimes we get painful cramps in our leg muscles after running for a long time due to the accumulation of:
Breathing is a process that
- provides O2 to the body.
- breaks down food to release energy.
- helps the body to get rid of CO2.
- produces water in the cells.
Which of the following gives the correct combination of functions of breathing?
