Pleura Flashcards
The thin, smooth, glistening, delicate serous membrane which covers the lungs, lines the thorax walls and is a layer of mesothelial cells supported by connective tissue is called?
Pleura
The two layers of the pleura are?
Visceral pleura
Parietal pleura
The potential space between the visceral and parietal pleura is called?
Pleural cavity
The pleura that covers the internal surface of the thoracic cavity is?
Parietal pleura
The pleura that covers the lungs and extends into the interlobar fissures is called?
Visceral pleura
The visceral pleura is continuous with the the parietal pleura at the?
Hilum of each lung
The hilum of the lung is where?
Structures enter and leave the lung
The thicker pleura is the?
Parietal pleura
The parietal pleura is subdivided, based on?
The part of the body it is in contact with
Parietal pleura is split into _____ parts
4
Parietal pleura is split into _____ parts
4
The four divisions of parietal pleura are?
Costal pleura
Diaphragmatic pleura
Mediastinal pleura
Cervical pleura
The four divisions of parietal pleura are?
Costal pleura
Diaphragmatic pleura
Mediastinal pleura
Cervical pleura
The parietal pleura division that covers the lateral aspect of the mediastinum is called?
Mediastinal pleura
The central component of the thoracic cavity containing a number of organs is called?
Mediastinum
The parietal pleura division that lines the extension of the pleural cavity into the neck is called?
Cervical pleura
The parietal pleura division that covers the inner aspect of the ribs, costal cartilages and intercostal muscles is called?
Costal pleura
The parietal pleura division that covers the thoracic superior surface of the diaphragm is called?
Diaphragmatic pleura
The visceral pleura is also called the?
Pulmonary pleura
Visceral pleura is firmly ____ to the lung surface
Adherent
The inner surface of the thoracic wall is composed of?
Ribs
Costal cartilages
Intercostal spaces
The inner surface of the thoracic wall is composed of?
Ribs
Costal cartilages
Intercostal spaces
The costal pleura is loosely connected by a thin layer of loose areolar tissue called the?
Endothoracic fascia
The anterior relations of the costal pleura are?
Sternum Costal cartilages Ribs Intercostal muscles Internal thoracic vessels within the 1st intercostal space
The posterior relations of the costal pleura are?
Sympathetic chain and its branches
Intercostal nerve in the middle of the costal pleura
During inspiration, the lower zone of the pleural cavity into which the lung enlarges is called the?
Costodiaphragmatic recess
Below the lower border of the lung, the costal and diaphragmatic pleurae are in _______ to each other in quite respiration
Apposition
In deep respiration, the the margins of the base of the lung __1__ and the costal and diaphragmatic pleurae __2__
- Decline
2. Split up
The mediastinal pleura creates the _____ of the mediastinum
Lateral boundary
The mediastinal pleura is represented as a ____ over the lung
Cuff
The cervical pleura is termed?
Cupola
The cervical pleura covers the ____ of the lung
Apex
The cervical pleura covers the ____ of the lung
Apex
The cervical pleura is covered by the ______
Supra pleural membrane
The cervical pleura extends into the __1__ about __2__ above the medial end of the clavicle and __3__ above the 1st costal cartilage
- Root of the neck
- 1 inch(2.5 cm)
- 2 inches(5 cm)
The anterior connection of the cervical pleura is?
Subclavian artery and scalenus anterior muscle
The posterior connection of the cervical pleura is?
Neck of the 1st rib and structures passing in front of it
The lateral connection of the cervical pleura is?
Scalenus medius muscle
The medial connection of the cervical pleura is?
Great vessels of the neck
Eight relations of the cervical pleura are?
The scalus anterior The subclavian artery The internal mammary artery The costocervical trunk Superior intercostal branch The vagus nerve The laryngeal branch The ansa subclavia
The ____ is located towards the lateral side of the recurrent nerve
ansa subclavia
The cervical pleura’s ____ turns around the lower border of the artery
Laryngeal branch
The ____ goes down on the right side in front of the medial part of the subclavian artery
Vagus nerve
The _____ arcs towards the back from the subclavian and goes across the summit of the dome
Costocervical trunk
The ____ goes downwards from the subclavian after it travels behind the innominate vein
Internal mammary artery
The subclavian artery gives rise to the?
Vertebral artery
The functions of the serous fluid found in the pleural cavity are?
To lubricate the surface of the pleurae, allowing them to slide over each other
To produce surface tension and pull the parietal and visceral pleura together
To ensure that when the thorax and lungs expand, the lungs fill with air
The space in the pleural cavity where the opposing surfaces of the parietal pleura touch is called?
Pleural recesses
The pleural recesses are found _____ in the pleural cavity
Anteriorly and posteroinferiorly
What gives rise to the pleural recesses?
The lungs not completely filling the pleural cavity
The two recesses present in each pleural cavity are?
Costodiaphragmatic
Costomediastinal
The pleura recess located between the the costal and diaphragmatic pleurae is called?
Costodiaphragmatic
The pleura recess located between the the costal and mediastinal pleurae, behind the sternum is called?
Costomediastinal
The clinical importance of pleura recesses are?
They provide a location where fluid can collect
A build-up of fluid between the tissues that line the lungs and the chest is called?
Pleural effusion
Costodiaphragmatic pleural recess is along the _____ border of the lung
Inferior
Costomediastinal pleural recess is along the _____ border of the lung
Superior
The neurovascular supply of the parietal pleura is the?
Phrenic and intercostal nerves
The blood supply of the parietal pleura is the?
Intercostal arteries
The parietal pleura is sensitive to?
Pressure
Pain
Temperature
The neurovascular supply of the visceral pleura is the?
Pulmonary plexus
Pulmonary plexus is the?
Network of nerves derived from the sympathetic trunk and vagus nerve
The blood supply of the parietal pleura is the?
Bronchial arteries
Bronchial arteries are the ?
Branches of the descending aorta which also supply the parenchyma of the lungs
The visceral pleura is sensitive only to?
Stretch
A collapsed lung is also known as?
Pneumothorax
A pneumothorax occurs as a result of air leaking into the?
pleural space
Pneumothorax removes the __1__ of the serous fluid in the pleural cavity, reducing lung__2__
- Surface tension
2. Extension
A pneumothorax that occurs without a specific cause is called?
Spontaneous pneumothorax
A pneumothorax that occurs as as a result of blunt or penetrating chest pain, such as rib fracture is called?
Traumatic pneumothorax
Traumatic pneumothorax is treated through?
Decompression to remove the extra air in order for the collapsed lung to reinflate
Decompression of a collapsed lung is achieved via insertion of a?
Chest drain
Spontaneous pneumothorax is divided into?
Primary
Secondary
The spontaneous pneumothorax type that has no underlying respiratory disease is called?
Primary spontaneous pneumothorax
The spontaneous pneumothorax type that has an underlying respiratory disease is called?
Secondary spontaneous pneumothorax
Symptoms of pneumothorax are?
Chest pain
Shortness of breath
Hyper resonance on the affected part during percussion