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प्रश्न
Cardiac muscles are ______.
पर्याय
hemoglobin
alkaline
diaphragm
red bone morrow
acidic
voluntary
involuntary
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उत्तर
Cardiac muscles are involuntary.
संबंधित प्रश्न
Given below is certain structure, write the term for the functional activity.
Erythrocytes and …………………………………
Match the items in Column ‘A’ with those in column ‘B’ Rewrite the correct matching pairs.
| Column A | Column B | ||
| (a) | SA Node | (i) | Plasma |
| (b) | Defective haemoglobin in RBC | (ii) | Serum |
| (c) | Muscle fibres located in heart | (iii) | Pacemaker |
| (d) | The liquid squeezed out of blood during clotting | (iv) | Sickle cell anaemia |
| (e) | Never tires, keep on contracting and relaxing | (v) | Purkinje fibres |
| (f) | Cardiac cycle | (vi) | Cardiac muscle |
| (g) | Liquid part of the blood without corpuscles | (vii) | 0·85 sec |
Give reason for the following:
Blood flowing away from the stomach and intestines is put into circulation via the liver and
not directly.
Put a tick mark (✓) against the correct alternative in the following statement.
The blood tastes saltish due to the dissolved.
You can see some blood vessels on the outside of the hands specially in older people. Are those veins or arteries? How can you confirm your answer?
Why is a person having blood group AB called universal recipient and a person with blood group O called a universal donor?
Choose the correct alternative.
What is the minimum number of the plasma membrane that oxygen has to diffuse across to pass from air in the alveolus to haemoglobin inside a RBC?
Which of the following is/are required for the production of RBCs?
What are the normal values of blood pressure in a normal human adult?
Name these:
Three components of circulatory system.
