Biology, asked by samueljohngurrp2olf7, 11 months ago

Good Morning Guys...

I need neat diagram of Internal Structure of the heart..

I need a easy diagram for now.

Plz guys...

I need to draw now in Writing Skills Book.

Today at Morning I've to submit.

Answers

Answered by Anonymous
9
`\textbf{Diagram is in Attachment!!}`

→ Heart is a hollow, muscular organ present in between two lungs in tye thoraric cavity. It's size is about one's fist.

→ It's weight in male is 300 gm and 250 gm in female. It's is reddish brown in colour.

→ It's upper broad part is known as base and lower part is known as Apex.

→ It's is 12 cm long and 6 cm wide.

→ It's is protected by a double members called pericardium, comprising inner visceral pericardium and outer parietal pericardium.

→ Between these layers there is a fluid called pericardium fluid. This fluid provides moisture to the heart and reduce the friction between heart wall and surrounding tissue.

→ A human heart is four chambered. Two upper; smaller chambers called atria and the lower; longer chambers called ventricle.

→ The atrium and ventricle of the same side are separated by atrio-ventricular septum.

→ Atrial septum separates the left and right atria.

→ Inter ventricular septum separates the left and right ventricles.

→ The opening between right atrium and ventricle is guarded by a valve called Tricupsid valve.

→ And the opening between left atrium and ventricle is guarded by a Bicuspid valve.

→ Valves prevent the backward flow of blood and allow the blood to flow in one direction only.

{» T.V. = Tricupsid valve

» B.V. = Bicuspid valve}
Attachments:
Answered by Anonymous
3
\textbf{Answer is in Attachment !}
Attachments:
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