Heart Structure Anatomy

The anatomy of the heart. This amazing muscle produces electrical impulses that cause the heart to contract.

Heart Anatomy Review

The heart is situated within the chest cavity and surrounded by a fluid filled sac called the pericardium.

Heart structure anatomy. The heart is enclosed in a pericardial sac that is lined with the parietal layers of a serous membrane. A typical heart is approximately the size of your fist. 12 cm 5 in in length 8 cm 35 in wide and 6 cm 25 in in thickness.

Here we will review its essential components and how and why blood passes through them. The heart pumps blood through the network of arteries and veins called the cardiovascular system. The circulatory system lower body image with blank labels attached.

The hearts unique design allows it to accomplish the incredible task of circulating blood through the human body. The heart has three layers of tissue each of which serve a slightly different purpose. The circulatory system upper body image with blank labels attached.

Grooves on the surface represent the divisions of the internal structure of the heart. The heart has four chambers. The chambers of the heart are shown including the right atrium left atrium right ventricle and left ventricle.

The right atrium receives blood from the veins and pumps it to the right ventricle. The heart an image of the heart with blank labels attached. The circulatory system a pdf file of the upper and lower body for printing out to use off line.

The auricles of the atria are visible on the left side surrounding the root of the aorta and the pulmonary trunk whilst the large veins and the main parts of the atria are situated on the right. Structure of the heart the human heart is a four chambered muscular organ shaped and sized roughly like a mans closed fist with two thirds of the mass to the left of midline. The shape of the heart is similar to a pinecone rather broad at the superior surface and tapering to the apex.

It is divided by a partition or septum into two halves and the halves are in turn divided into four chambers. Human heart gross structure and anatomy heart. Heart is a myogenic muscular organ that pumps blood throughout the blood vessel by repeated rhythemic contraction.

Shape and size of the heart. The heart is a muscular organ about the size of a fist located just behind and slightly left of the breastbone. Layers of the heart wall.

Images and pdfs. Position and shape of the heart. This 3d medical animation depicts the anatomy of the heart.

Chambers of the heart.

Solved An Anterior View Of The Heart Is Shown Here