Podcast
Questions and Answers
Which statement accurately describes the interaction between maternal and fetal blood?
Which statement accurately describes the interaction between maternal and fetal blood?
- Fetal blood returns to the mother through the umbilical vein.
- Fetal blood may reach the mother under normal conditions, but not vice versa.
- Maternal and fetal blood mix freely within the placenta.
- Maternal and fetal blood remain separate, without mixing. (correct)
Which of the following does not assist in inspiration?
Which of the following does not assist in inspiration?
- Pectoralis minor muscle
- Internal abdominal oblique muscle (correct)
- External intercostal muscles
- Diaphragm
What defines the lateral boundary of the superior mediastinum?
What defines the lateral boundary of the superior mediastinum?
- The superior thoracic aperture.
- The mediastinal parietal pleura. (correct)
- The pericardium.
- The mediastinal visceral pleura.
Which of these vessels does not directly enter the right atrium of the heart?
Which of these vessels does not directly enter the right atrium of the heart?
Where is the optimal location to listen for the sounds of the pulmonary valve?
Where is the optimal location to listen for the sounds of the pulmonary valve?
Which statement is not true regarding the lungs?
Which statement is not true regarding the lungs?
If the circumflex branch is mentioned, where is the question likely referring to?
If the circumflex branch is mentioned, where is the question likely referring to?
Which statement is not true concerning the fetal circulation?
Which statement is not true concerning the fetal circulation?
Flashcards
Maternal and Fetal Blood
Maternal and Fetal Blood
The placenta acts as a barrier between the mother's and fetus's bloodstreams, preventing their mixing under normal conditions.
Pulmonary Valve Auscultation
Pulmonary Valve Auscultation
The pulmonary valve, located in the right ventricle, controls blood flow from the right ventricle to the pulmonary artery which then carries blood to the lungs.
Parietal Pleura
Parietal Pleura
The parietal pleura, the outer layer of the pleura, directly encases the lungs providing protection and lubrication.
