Chapter 1: Basic Cardiovascular System Quiz

Sternum anteriorly, 7 cervical vertebrae posteriorly, and 12 pairs of ribs and costal cartilages on each side

Clavicle anteriorly, 5 lumbar vertebrae posteriorly, and 10 pairs of ribs and costal cartilages on each side

Sternum anteriorly, 12 thoracic vertebrae and intervertebral discs posteriorly, and 12 pairs of ribs and costal cartilages on each side (correct)

Scapula anteriorly, 12 thoracic vertebrae and intervertebral discs posteriorly, and 10 pairs of ribs and costal cartilages on each side

Coronary arteries from the aortic sinus and pulmonary veins from the pulmonary circulation

Pulmonary arteries from the pulmonary trunk and azygos veins from the superior vena cava

Anterior intercostal arteries from the internal thoracic artery and posterior intercostal arteries from the descending thoracic aorta (correct)

Superior vena cava and inferior vena cava

It is responsible for gas exchange in the lungs

It supports the structure of the ribcage

It is a partition between the two pleural cavities (correct)

It houses the heart, lungs, and major blood vessels

<p>By a horizontal plane between the sternal angle till the lower border of the 4th thoracic vertebra into superior mediastinum and inferior mediastinum</p> Signup and view all the answers

<p>Azygos system of veins which end in Superior vena cava</p> Signup and view all the answers