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32 Cards in this Set
- Front
- Back
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What are VERTEBROCOSTAL ribs?
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'True' Ribs #1-7.
Attach directly to sternum through costal cartilages. |
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What are VERTEBROCHONDRAL ribs?
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'false' ribs #8-10
Cartilage of ribs joins to superior rib via indirect connection |
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What are Floating ribs?
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Ribs #11 & 12.
Ends in Posterior Abdominal Musculature |
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What are Typical Ribs?
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Ribs #3-9
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Which ribs are atypical?
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Ribs #1,2,10,11,12
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What is the shape of the head of the rib?
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Wedge shaped with two facets:
one facet articulates with numbered vertebra one facet articulates with vertebra above |
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What is found at the junction of the neck and shaft of the rib?
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Tubercle
Articulates with corresponding transverse process of vertebra. |
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Where is the Costal groove found?
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Inferior surface of shaft of rib
Accomodates Intercostal nerve and posterior intercostal artery & vein |
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What is unique about the first rib?
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Broadest, Most curved & Shortest
Single articular facet on head for T1 Contains: Groove for subcalvian vein Groove for subclavian artery SCALENE TUBERCLE |
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What is contained in the COSTAL GROOVE?
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Superior --> V - A - N <-- Inferior
Intercostal VEIN Intercostal ARTERY Intercostal NERVE Affords most protection for vessel with thinnest walls. |
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What muscles look like 'Hands in Pockets'?
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EXTERNAL INTERCOSTAL MUSCLE
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What muscles lie at right angle to EXTERNAL INTERCOSTAL MUSCLES?
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INTERNAL INTERCOSTAL MUSCLE
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What makes up the INNERMOST INTERCOSTAL LAYER?
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TRANSVERSUS THORACIS (Anterior & Sternum)
INNERMOST INTERCOSTAL MEMBRANE (Lateral) SUBCOSTALIS MUSCLE (Posterior) |
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What are the divisions of the SPINAL NERVE?
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DORSAL RAMUS
VENTRAL RAMUS |
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What branches arise from the INTERNAL THORACIC ARTERY & VEIN?
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MUSCULOPHRENIC
SUPERIOR EPIGASTRIC |
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What artery and vein run alongside the PHRENIC nerve?
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PERICARDIACOPHRENIC ARTERY & VEIN
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What are the two pleura in the thorax?
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PARIETAL PLEURA (covers body wall & mediastinum)
VISCERAL PLEURA (intimately covers lung tissue) |
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What are the division of the PARIETAL PLEURA?
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Costal
Diaphragmatic Mediastinal Cupola (cervical) |
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What are the two recesses of the thorax?
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COSTODIAPHRAGMATIC (between ribs and diaphragm)
COSTOMEDIASTINAL (between ribs and mediastinum) |
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What is the pleural cavity?
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The space between the two pleura.
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How is the MEDIASTINUM divided?
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SUPERIOR MEDIASTINUM
INFERIOR MEDIASTINUM Anterior Mediastinum Middle Mediastinum Posterior Mediastinum |
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What is the border between the Superior and Inferior Mediastinum?
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Manubrio-sternal angle ~ T4/T5
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Name the five lobes of the lung?
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Right Upper
Right Middle Right Lower Left Upper Left Lower |
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What divides the Right Upper & Right Middle lobes of the lung?
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Horizontal Fissure
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What divides the Right Middle and Right Lower lobes of the lung?
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Oblique Fissure
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What vessels supply lungs with oxygen?
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BRONCHIAL ARTERIES
(not PULMONARY VEINS & ARTERIES!!) |
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What is the CARDIAC NOTCH?
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A section of the left lung that is moved to allow the heart to fit.
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What is the inferior protuberance of the Left Upper Lobe called?
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the LINGULA (tongue)
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What is the point at which the TRACHEA bifurcates into right and left bronchi called?
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CARINA
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Where is the EPARTERIAL BRONCHUS found?
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Right Bronchus is superior to PULMONARY ARTERY.
It is Shorter, Wider and More Vertical |
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What are the edges of the lung called?
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Apex
Base Costal Surface Medial Surface Anterior Border Posterior Border |
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How many segments are found in each lobe?
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20 total / 10 per lung
RU: 3 RM: 2 RL: 5 LU: 5 (Lingula: 2) LL: 5 |
