MEDIUM
11th West Bengal Board
IMPORTANT
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The normal weight of adult human heart is

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Important Questions on Body Fluids and Circulation

MEDIUM
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 16 - Body Fluids and Circulation>EXERCISE>Q 4
Which part of the human heart has the thickest walls?
MEDIUM
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 16 - Body Fluids and Circulation>EXERCISE>Q 5
Which one of the following acts as a pacemaker of the heart?
MEDIUM
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 16 - Body Fluids and Circulation>EXERCISE>Q 6
From which part of the heart, Purkinje fibres originate?
HARD
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 16 - Body Fluids and Circulation>EXERCISE>Q 7

SA Node helps in the

HARD
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 16 - Body Fluids and Circulation>EXERCISE>Q 8

The opening between the right atrium and the right ventricle is guarded by the valve

MEDIUM
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 16 - Body Fluids and Circulation>EXERCISE>Q 9

The tricuspid valve occurs between

HARD
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 16 - Body Fluids and Circulation>EXERCISE>Q 10
Eustachian valve is the
HARD
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 16 - Body Fluids and Circulation>EXERCISE>Q 11

Valve present between the right ventricle and pulmonary artery is