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32 Cards in this Set

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What are VERTEBROCOSTAL ribs?
'True' Ribs #1-7.
Attach directly to sternum through costal cartilages.
What are VERTEBROCHONDRAL ribs?
'false' ribs #8-10
Cartilage of ribs joins to superior rib via indirect connection
What are Floating ribs?
Ribs #11 & 12.
Ends in Posterior Abdominal Musculature
What are Typical Ribs?
Ribs #3-9
Which ribs are atypical?
Ribs #1,2,10,11,12
What is the shape of the head of the rib?
Wedge shaped with two facets:
one facet articulates with numbered vertebra
one facet articulates with vertebra above
What is found at the junction of the neck and shaft of the rib?
Tubercle
Articulates with corresponding transverse process of vertebra.
Where is the Costal groove found?
Inferior surface of shaft of rib
Accomodates Intercostal nerve and posterior intercostal artery & vein
What is unique about the first rib?
Broadest, Most curved & Shortest
Single articular facet on head for T1
Contains:
Groove for subcalvian vein
Groove for subclavian artery
SCALENE TUBERCLE
What is contained in the COSTAL GROOVE?
Superior --> V - A - N <-- Inferior

Intercostal VEIN
Intercostal ARTERY
Intercostal NERVE

Affords most protection for vessel with thinnest walls.
What muscles look like 'Hands in Pockets'?
EXTERNAL INTERCOSTAL MUSCLE
What muscles lie at right angle to EXTERNAL INTERCOSTAL MUSCLES?
INTERNAL INTERCOSTAL MUSCLE
What makes up the INNERMOST INTERCOSTAL LAYER?
TRANSVERSUS THORACIS (Anterior & Sternum)
INNERMOST INTERCOSTAL MEMBRANE (Lateral)
SUBCOSTALIS MUSCLE (Posterior)
What are the divisions of the SPINAL NERVE?
DORSAL RAMUS
VENTRAL RAMUS
What branches arise from the INTERNAL THORACIC ARTERY & VEIN?
MUSCULOPHRENIC
SUPERIOR EPIGASTRIC
What artery and vein run alongside the PHRENIC nerve?
PERICARDIACOPHRENIC ARTERY & VEIN
What are the two pleura in the thorax?
PARIETAL PLEURA (covers body wall & mediastinum)
VISCERAL PLEURA (intimately covers lung tissue)
What are the division of the PARIETAL PLEURA?
Costal
Diaphragmatic
Mediastinal
Cupola (cervical)
What are the two recesses of the thorax?
COSTODIAPHRAGMATIC (between ribs and diaphragm)
COSTOMEDIASTINAL (between ribs and mediastinum)
What is the pleural cavity?
The space between the two pleura.
How is the MEDIASTINUM divided?
SUPERIOR MEDIASTINUM
INFERIOR MEDIASTINUM
Anterior Mediastinum
Middle Mediastinum
Posterior Mediastinum
What is the border between the Superior and Inferior Mediastinum?
Manubrio-sternal angle ~ T4/T5
Name the five lobes of the lung?
Right Upper
Right Middle
Right Lower
Left Upper
Left Lower
What divides the Right Upper & Right Middle lobes of the lung?
Horizontal Fissure
What divides the Right Middle and Right Lower lobes of the lung?
Oblique Fissure
What vessels supply lungs with oxygen?
BRONCHIAL ARTERIES
(not PULMONARY VEINS & ARTERIES!!)
What is the CARDIAC NOTCH?
A section of the left lung that is moved to allow the heart to fit.
What is the inferior protuberance of the Left Upper Lobe called?
the LINGULA (tongue)
What is the point at which the TRACHEA bifurcates into right and left bronchi called?
CARINA
Where is the EPARTERIAL BRONCHUS found?
Right Bronchus is superior to PULMONARY ARTERY.
It is Shorter, Wider and More Vertical
What are the edges of the lung called?
Apex
Base
Costal Surface
Medial Surface
Anterior Border
Posterior Border
How many segments are found in each lobe?
20 total / 10 per lung
RU: 3
RM: 2
RL: 5
LU: 5 (Lingula: 2)
LL: 5