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Question
Which of the following is mesodermal is the origin?
Options
Retina
Enamel of teeth
Heart
Liver
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Solution
Heart
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RELATED QUESTIONS
The figure below represents the internal structure of a mammalian heart and the associated blood vessels.
(i) (a) Name each of the structures labeled 1, 2, 3, 4, 5, 6, 7 and 8.
(b) State the function of each of the structures 5, 6, 7, and 8.
(ii) (a) State the function of the heart as an entire organ.
(b) Why are the walls of the left ventricle more muscular than the right?
State the Location: Sino-auricular node
Name the heart valve associated with the major arteries leaving the ventricles.
Mention the artery which supplies blood to the heart muscle.
Complete the analogy.
The contraction of heart muscles: Systole:: Relaxation of heart muscles: ______.
Calculate the heart rate of a person if the cardiac output is SL, blood volume in the ventricles at the end of diastole is 100 mL and at the end of ventricular systole is 50mL.
The given diagram represents the conducting system of human heart. Identify 1, 2, 3, 4.
Explain the structure of heart.
Analogy:
Heart: Pericardium membrane.
Lungs: ______.
A man's heart rate is 68 and cardiac output is 5440. Find the stroke volume.
