Congenital Heart Defects: Transposition of the Great Vessels

Play an AI-generated podcast conversation about this lesson

What is the outcome of a problem in the dorsal endocardial cushion?

Increased risk of pulmonary stenosis

Formation of a healthy heart

Development of a normal atrial septum

Abnormality in the atrial septum, ventricular septa, tricuspid valve, and mitral valve (correct)

What is the primary concern in ventricular septal defects?

The location of the defect

The presence of cyanosis

The size of the defect (correct)

The pressure load on the left ventricle

What is the consequence of left-to-right shunting in atrial septal defects?

Right ventricular overload

Volume load on the right side of the heart (correct)

Pulmonary hypertension

Pressure load on the left ventricle

What is the characteristic of pulmonary hypertension in atrial septal defects?

It is a rare complication Signup and view all the answers

What is the primary effect of a ventricular septal defect on the heart?

Left ventricular overload Signup and view all the answers

What type of load is responsible for pulmonary stenosis?

Pressure load Signup and view all the answers

What is the name of the single tube-like structure that forms the heart during early fetal development?

Primitive heart tube Signup and view all the answers

What is the result of the failure of the truncus arteriosus to divide fully into the aorta and pulmonary artery?

Persistent truncus arteriosus Signup and view all the answers

What helps to form the septum that separates the truncus arteriosus into the aorta and pulmonary artery?

Neural crest cells Signup and view all the answers

What is the result of the clockwise rotation of the spiral septum during heart development?

The pulmonary artery moves to the right side and the aorta moves to the left side Signup and view all the answers

What is the term for the mixing of oxygen-rich and oxygen-poor blood in the heart?

Mixing of blood Signup and view all the answers

What is the term for the blue discoloration of the skin and mucous membranes due to insufficient oxygen in the blood?

Cyanosis Signup and view all the answers

What is the result of transposition of the great vessels on the circulatory system?

Parallel circulations Signup and view all the answers

What is the primary cause of cyanosis in patients with tetralogy of Fallot?

Right to left shunting Signup and view all the answers

What is the consequence of delayed surgery in patients with transposition of the great vessels?

Left ventricle becomes banana shaped Signup and view all the answers

What is the characteristic shape of the heart in patients with tetralogy of Fallot?

Boot-shaped Signup and view all the answers

What is the term for the abnormal rotation of the great vessels?

Transposition of the great vessels Signup and view all the answers

What is the name of the syndrome associated with immotile cilia syndrome and dextrocardia?

Kartagener syndrome Signup and view all the answers

Congenital Heart Defects: Transposition of the Great Vessels

Choose a study mode

Podcast

Questions and Answers