Human Circulatory System
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BIOXI18: BODY FLUIDS AND CIRCULATION

339398 If due to some injury the chordae tendinae of the tricuspid valve of the human heart is partially nonfunctional what will be the immediate effect?

1 The pacemaker will stop working
2 The blood will tend to flow back into the left atrium
3 The flow of blood into the aorta will be slowed down
4 The flow of blood into the pulmonary artery will be reduced
AIPMT - 2010
BIOXI18: BODY FLUIDS AND CIRCULATION

339399 The cardiac impulse is initiated and conducted further upto ventricle. The correct sequence of conduction of impulse is

1 SA Node, AV Node, Purkinje fiber, A V Bundle
2 SA Node, Purkinje fiber, AV Node, A V Bundle
3 SA Node, AV Node, AV Bundle, Purkinje fiber
4 SA Node, Purkinje fiber, AV Bundle, AV Node
NCERT Exemplar
BIOXI18: BODY FLUIDS AND CIRCULATION

339400 Heart is derived from ____, is situated in the ____, in between the two lungs, slightly tilted to the ____.

1 Endoderm, thoracic cavity, left
2 Ectoderm, abdominal cavity, left
3 Mesoderm, thoracic cavity, left
4 Mesoderm, thoracic cavity, right
BIOXI18: BODY FLUIDS AND CIRCULATION

339401 Statement A :
SA node is a special cardiac nodal which is present in the right upper corner of the right atrium.
Statement B :
The SA node can generate the maximum number of action potentials \(40-45\) per minute and is responsible for initiating and maintaining the rhythmic contractile activity of the heart.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
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BIOXI18: BODY FLUIDS AND CIRCULATION

339398 If due to some injury the chordae tendinae of the tricuspid valve of the human heart is partially nonfunctional what will be the immediate effect?

1 The pacemaker will stop working
2 The blood will tend to flow back into the left atrium
3 The flow of blood into the aorta will be slowed down
4 The flow of blood into the pulmonary artery will be reduced
AIPMT - 2010
BIOXI18: BODY FLUIDS AND CIRCULATION

339399 The cardiac impulse is initiated and conducted further upto ventricle. The correct sequence of conduction of impulse is

1 SA Node, AV Node, Purkinje fiber, A V Bundle
2 SA Node, Purkinje fiber, AV Node, A V Bundle
3 SA Node, AV Node, AV Bundle, Purkinje fiber
4 SA Node, Purkinje fiber, AV Bundle, AV Node
NCERT Exemplar
BIOXI18: BODY FLUIDS AND CIRCULATION

339400 Heart is derived from ____, is situated in the ____, in between the two lungs, slightly tilted to the ____.

1 Endoderm, thoracic cavity, left
2 Ectoderm, abdominal cavity, left
3 Mesoderm, thoracic cavity, left
4 Mesoderm, thoracic cavity, right
BIOXI18: BODY FLUIDS AND CIRCULATION

339401 Statement A :
SA node is a special cardiac nodal which is present in the right upper corner of the right atrium.
Statement B :
The SA node can generate the maximum number of action potentials \(40-45\) per minute and is responsible for initiating and maintaining the rhythmic contractile activity of the heart.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
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BIOXI18: BODY FLUIDS AND CIRCULATION

339398 If due to some injury the chordae tendinae of the tricuspid valve of the human heart is partially nonfunctional what will be the immediate effect?

1 The pacemaker will stop working
2 The blood will tend to flow back into the left atrium
3 The flow of blood into the aorta will be slowed down
4 The flow of blood into the pulmonary artery will be reduced
AIPMT - 2010
BIOXI18: BODY FLUIDS AND CIRCULATION

339399 The cardiac impulse is initiated and conducted further upto ventricle. The correct sequence of conduction of impulse is

1 SA Node, AV Node, Purkinje fiber, A V Bundle
2 SA Node, Purkinje fiber, AV Node, A V Bundle
3 SA Node, AV Node, AV Bundle, Purkinje fiber
4 SA Node, Purkinje fiber, AV Bundle, AV Node
NCERT Exemplar
BIOXI18: BODY FLUIDS AND CIRCULATION

339400 Heart is derived from ____, is situated in the ____, in between the two lungs, slightly tilted to the ____.

1 Endoderm, thoracic cavity, left
2 Ectoderm, abdominal cavity, left
3 Mesoderm, thoracic cavity, left
4 Mesoderm, thoracic cavity, right
BIOXI18: BODY FLUIDS AND CIRCULATION

339401 Statement A :
SA node is a special cardiac nodal which is present in the right upper corner of the right atrium.
Statement B :
The SA node can generate the maximum number of action potentials \(40-45\) per minute and is responsible for initiating and maintaining the rhythmic contractile activity of the heart.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
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BIOXI18: BODY FLUIDS AND CIRCULATION

339398 If due to some injury the chordae tendinae of the tricuspid valve of the human heart is partially nonfunctional what will be the immediate effect?

1 The pacemaker will stop working
2 The blood will tend to flow back into the left atrium
3 The flow of blood into the aorta will be slowed down
4 The flow of blood into the pulmonary artery will be reduced
AIPMT - 2010
BIOXI18: BODY FLUIDS AND CIRCULATION

339399 The cardiac impulse is initiated and conducted further upto ventricle. The correct sequence of conduction of impulse is

1 SA Node, AV Node, Purkinje fiber, A V Bundle
2 SA Node, Purkinje fiber, AV Node, A V Bundle
3 SA Node, AV Node, AV Bundle, Purkinje fiber
4 SA Node, Purkinje fiber, AV Bundle, AV Node
NCERT Exemplar
BIOXI18: BODY FLUIDS AND CIRCULATION

339400 Heart is derived from ____, is situated in the ____, in between the two lungs, slightly tilted to the ____.

1 Endoderm, thoracic cavity, left
2 Ectoderm, abdominal cavity, left
3 Mesoderm, thoracic cavity, left
4 Mesoderm, thoracic cavity, right
BIOXI18: BODY FLUIDS AND CIRCULATION

339401 Statement A :
SA node is a special cardiac nodal which is present in the right upper corner of the right atrium.
Statement B :
The SA node can generate the maximum number of action potentials \(40-45\) per minute and is responsible for initiating and maintaining the rhythmic contractile activity of the heart.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
For More Updates join with Us