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8 08, 2018

The Pectoral Region – Muscles

By | 2018-08-08T00:00:00+00:00 August 8th, 2018|Anatomy, Muscles, Thorax|0 Comments

The muscles of the Pectoral Region are: Pectoralis major Pectoralis minor Subclavius Serratus anterior Muscles of the Pectoral Region The Pectoral region is the one located on the anterior chest wall. Pectoralis Major Pectoralis major is the largest muscle of the pectoral region. Pectoralis Major Muscle Origin Pectoralis major muscle is [...]

8 08, 2018

Subcostal Nerve

By | 2018-08-08T00:00:00+00:00 August 8th, 2018|Anatomy, Nerves, Thorax|0 Comments

It's the ventral ramus of the 12th thoracic spinal nerve. It enters the abdomen behind the lateral precise ligament (lateral lumbocostal arch) and runs downward and laterally in front of the quadratus lumborum below the anterior layer of thoraco-lumbar fascia. At the lateral border of quadratus lumborum, it pierces the aponeurotic origin of transversus abdominis [...]

8 08, 2018

Pulmonary Veins

By | 2018-08-08T00:00:00+00:00 August 8th, 2018|Anatomy, Thorax, Veins|0 Comments

Pulmonary veins carry oxygenated blood via the lungs back to the left atrium of the heart. This makes the pulmonary veins different from the other veins in the body, which carry deoxygenated blood back to the heart from the rest of the body. On each side a Superior Pulmonary Vein and an Inferior Pulmonary Vein [...]

8 08, 2018

Diaphragmatic Pleura

By | 2018-08-08T00:00:00+00:00 August 8th, 2018|Anatomy, Thorax|0 Comments

Diaphragmatic Pleura The thoracic surface of the diaphragm is covered by the diaphragmatic pleura. Below the lower border of the lung, the costal and diaphragmatic pleurae are in apposition to each other in quiet respiration. The margins of the base of the lung decline and the costal and diaphragmatic pleurae split up in [...]

8 08, 2018

Costochondral and Chondrosternal Joints

By | 2018-08-08T00:00:00+00:00 August 8th, 2018|Anatomy, Joints and Ligaments, Thorax|0 Comments

  Costochondral Joints Costochondral joints are the primary cartilaginous joints between the anterior end of the rib and its cartilage. No chnages are observed. Costochondral Joint Chondrosternal Joints Between the medial ends of the 1st-7th costal cartilages and lateral border of the sternum is where these joints are found. Sternocostal joints is the [...]

8 08, 2018

Chambers of the Heart – Right Atrium and Ventricle and Left Atrium and Ventricle

By | 2018-08-08T00:00:00+00:00 August 8th, 2018|Anatomy, Areas, Thorax|0 Comments

The heart is composed of 4 chambers, viz. A. Right atrium. B. Right ventricle. C. Left atrium. D. Left ventricle. Interactive Anatomical Interface Bones Muscles Organs Digestive System Respiratory System Female Reproductive System Urinary System Nerves Arteries Veins BONES Front Rear MUSCLES Front Rear Organs 👀 Digestive System Respiratory System Reproductive System 👧 Endocrine System [...]

8 08, 2018

Sternal Angle

By | 2018-08-08T00:00:00+00:00 August 8th, 2018|Anatomy, Joints and Ligaments, Thorax|0 Comments

The sternal angle also referred to as the angle of Louis, is created by the combination of the manubrium with the body of the sternum and it can be identified by the existence of a transverse rim on the anterior side of the sternum. Surgically, anatomically and medically, it is a vital anatomical landmark. [...]

8 08, 2018

Left Atrium

By | 2018-08-08T00:00:00+00:00 August 8th, 2018|Anatomy, Areas, Thorax|0 Comments

The left atrium is among the four compartments of the heart, found on the left posterior side. Its primary functions are to perform as a stock chamber for blood recurring from the lungs as well as in order to function as a pump in order to transport blood towards other areas of the heart. [...]

8 08, 2018

Surface Markings of the Pleura

By | 2018-08-08T00:00:00+00:00 August 8th, 2018|Anatomy, Areas, Thorax|0 Comments

To carry out several medical and surgical processes, the wisdom of reflexion of parietal pleura on the surface of chest wall is of great importance to play the role for these processes. To mention the expression of parietal pleura on the surface, these lines should be observed closely: Cervical Pleura It's marked by a curved [...]

8 08, 2018

Esophagus

By | 2018-08-11T16:43:11+00:00 August 8th, 2018|Anatomy, Organs, Thorax|0 Comments

Esophagus is a narrow muscular tube extending from pharynx to the stomach. It gives passage for chewed food (bolus) and liquids during the third stage of deglutition and is about 25 cm long. Its engagement in different diseases like esophagitis, esophageal varices and cancer makes the anatomy of esophagus medically significant. It begins with lower [...]