The hepatic portal ________ carries blood from ________ to liver before it is delivered to the ________.

(1) vein, Pancreas, Pulmonary

(2) artery, intestine, systemic

(3) vein, intestine, systemic

(4) artery, Pancreas, Pulmonary

Subtopic:  Human Heart: Double Circulation |
 82%
From NCERT
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Which side of the heart is involved in pulmonary circulation?

(1) left side

(2) right side

(3) partially left side and completely right side

(4) both side equally

Subtopic:  Human Heart: Double Circulation |
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Which vessels bring blood to right atrium?

(1) Vena Cava and coronary sinus

(2) Pulmonary veins

(3) Pulmonary artery

(4) Aorta and pulmonary artery

Subtopic:  Human Heart: Double Circulation |
 78%
From NCERT
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Human Heart has SA node which makes it–

(1) myogenic heart

(2) neurogenic heart

(3) Digenic Heart

(4) Rhinogenic Heart

Subtopic:  Human Heart: Gross Anatomy |
 94%
From NCERT
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The neurocenter for the activity of the Heart is located in

1. Pons

2. midbrain

3. medulla oblangata

4. cerebrum

Subtopic:  Regulation of Cardiac Activity |
 89%
From NCERT
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Medulla Oblangata regulates the Cardiac activity via

(1) CNS

(2) ANS

(3) PNS

(4) CNS and PNS

Subtopic:  Regulation of Cardiac Activity |
 65%
From NCERT
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The sympathetic nerves give _______ neural signals to heart and increases the _______.

(1) stimulatory, ventricular contraction

(2) inhibitory, stroke volume

(3) stimulatory, ventricular relaxation

(4) inhibitory, ventricular relaxation

Subtopic:  Regulation of Cardiac Activity |
 85%
From NCERT
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If the strength of ventricular contraction increases then it will cause

(1) increase in Heart beat rate

(2) increase in cardiac output

(3) reduced supply of oxygen

(4) both (1) and (2)

Subtopic:  Human Heart: Cardiac Cycle |
 85%
From NCERT
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What is the effect of parasympathetic neural signals on Heart Activity?

1. decreases the rate of heart beat

2. decreases the speed of conduction of action potential

3. decreases the cardiac output

4. all of these

Subtopic:  Regulation of Cardiac Activity |
 93%
From NCERT
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Arteries have ________ layer of smooth muscles than ________

(1) thicker, vein

(2) thicker, aorta

(3) thinner, vein

(4) thinner, aorta

Subtopic:  Human Heart: Double Circulation |
 79%
From NCERT
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