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Choose the Correct Answer: the E.C.G. is Used to Detect - Biology

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प्रश्न

Choose the correct answer:
The E.C.G. is used to detect ____________

पर्याय

  • heart attack       

  • heart block

  • coronary thrombosis

  • all the above

MCQ
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उत्तर

The E.C.G. is used to detect heart attack , heart block , coronary thrombosis

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 7: Circulatory System - Exercise 2 [पृष्ठ ९१]

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फ्रँक Biology II [English] Class 7 ICSE
पाठ 7 Circulatory System
Exercise 2 | Q 5.14 | पृष्ठ ९१

व्हिडिओ ट्यूटोरियलVIEW ALL [3]

संबंधित प्रश्‍न

Normal activities of the heart are regulated by ______________.


The human body has an organ A which acts as a double pump. The oxygenated blood coming from the lungs through blood vessel B enters the upper left chamber C of the double pump. When chamber C contracts, then blood goes into the lower left chamber D. The contraction of chamber D forces the blood to go into a blood vessel E which supplies oxygenated blood to all the organs of the body (except the lungs). The deoxygenated blood coming out of the body organs is taken by a blood vessel F to the right upper chamber G of the pumping organ. Contraction of chamber G forces the deoxygenated blood into the right lower chamber H. And finally, the contraction of chamber H sends the deoxygenated blood into the lungs through blood vessel I.

  1. What is organ A?
  2. Name the blood vessel (i) B (ii) E (iii) F, and (iv) I.
  3. What are chambers (i) C, and (ii) D?
  4. What are chambers (i) G and (ii) H?

The diagram given alongside represents the human heart in one phase of its activity. Study the same and then answer the question that follow:

Name the phase.


Name the following:
The phase of the cardiac cycle in which auricle contracts.


Choose the correct answer:
 Which chamber of the heart has the thickest wall?


The diagram given below represents the human heart in one phase of its activity. Study the same and then answer the question that follow:

What type of blood flows through the parts marked '1' and '2'?


Draw diagram of conducting system of human heart. Label SA node and bundle of His.


What does the QRS - complex represent?


Heart is covered with double-walled membrane called ______.


Where is the following located?

Mitral valve


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