Question

in laboratory observation and dissection of a mammalian heart. a)mention the external features you observed​

Answer 1

Explanation:

By the end of this section, you will be able to: Describe the structure of the heart and explain how cardiac muscle is ... Explain the structure of arteries, veins, and capillaries, and how blood flows through the body.

Answer 2

By laboratory observation and destruction of a mammalian heart, we can observe the anatomical features of the heart.

Explanation:

• Under section of the heart, we see the four chambers of the heart- the two Atrium and the two ventricles.

• The mitral and the tricuspid valves can be seen after dissection of the heart.

• we can also see the pulmonary semilunar valve and the aortic semilunar valve.

• The inter atrial septum and the interventricular septum can be visible after disection of the heart.

• Main external features of the heart like the pericardium, the small vessels can be observed from external view of the heart.

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