Biology, asked by mahuac55, 6 months ago

when the first heart sound start?

Answers

Answered by WhiteDove

7

Explanation:

First Heart Sound (S1) The first heart sound results from the closing of the mitral and tricuspid valves. The sound produced by the closure of the mitral valve is termed M1, and the sound produced by closure of the tricuspid valve is termed T1.

Answered by bhupesh05raut

0

Answer:

First Heart Sound (S1) The first heart sound results from the closing of the mitral and tricuspid valves. The sound produced by the closure of the mitral valve is termed M1, and the sound produced by closure of the tricuspid valve is termed T1.

Previous Question

Next Question

Similar questions

Math, 3 months ago

The area of a rectangular sheet of paper is 20 square cm. Its length is 5 cm. Find its width. * 1 point (a) 1 cm (b) 2 cm (c) 3 cm (d) 4 cm.

Chemistry, 3 months ago

An object expands on- a) Cooling b) heating c) natural d) all...

English, 3 months ago

write a letter to your friend sharing your experience of online classes during lockdown... Plz fast answers will be Mark as brainiest answer...

Math, 6 months ago

ਦਿੱਤੇ ਗਏ ਛੜ ਗ੍ਰਾਫ ਨੂੰ ਪੜੋ, ਜੋ ਇੱਕ ਪੁਸਤਕਾਂ ਦੀ ਦੁਕਾਨ ਤੋਂ 5 ਕ੍ਰਮਵਾਰ ਸਾਲਾਂ ਵਿੱਚ ਵਿਕਣ ਵਾਲੀਆਂ ਪੁਸਤਕਾਂ ਦੀ ਸੰਖਿਆਂ ਨੂੰ ਦਰਸ਼ਾਉਂਦਾ ਹੈ । ਦੱਸੋ ਕਿ ਕਿਸ माल 2003 पॅट मउवां डिवीजा ?Read the following bar graph which shows the number of books sold by a bookstore during five consecutive years, In which year were fewer than 200 books sold ? निम्नलिखित छड़ ग्राफ पढ़ें जो लगातार पांच वर्षों के दौरान एक किताबों की...

Math, 6 months ago

plot the point (-2,0) and (3-4)in thecoordinatelane ...

Math, 10 months ago

a businessman purchased wheat for ₹600 he sells half of it at a loss of 10% and the remaining half at a profit of 20%...

Biology, 10 months ago

name the two systems of control and coordination in higher animals ...

History, 10 months ago

What is proto-industrialisation ?