FHC Cat DissectionFHC Cat Dissection
The Thoracic Cavity
Where To Make The CutWhere To Make The Cut
After You’ve Cut Around The Sternum….After You’ve Cut Around The Sternum….
Parietal PleuraParietal Pleura
Visceral Visceral PleuraPleura
MediastinumMediastinum
R & L Main BronchiR & L Main Bronchi
Right Bronchus
Pulmonary ArteryPulmonary Artery
Pulmonary Artery
Pulmonary VeinPulmonary Vein
QuickTime™ and aTIFF (Uncompressed) decompressor
are needed to see this picture.
Branch of Pulmonary Artery & Branch of Pulmonary Artery & VeinVeinRemove a piece of
lung tissue (from anywhere!) and search for a branchof both the pulmonaryartery (blue) or vein (red) cut in cross section!
Branch of Pulmonary ArteryBranch of Pulmonary Artery
Branch of Pulmonary VeinBranch of Pulmonary Vein
BronchioleBronchioleSearch through the piece of cat lung that you just removed and check for an empty duct withwhite walls. Thiswould be a branch of the bronchus - a bronchiole!
LarynxLarynxThyroid Cartilage
Cricoid Cartilage
Hyoid BoneHyoid Bone
Vocal Cords (Larynx Cut)Vocal Cords (Larynx Cut)
GlottisGlottis
•The glottis is the space between the vocal cords.
The Thyroid GlandsThe Thyroid Glands
Thyroid Gland
TracheaTrachea
•Thetrachealcartilagesare reddish-brown.
EsophagusEsophagus
•The best way to find
the esophagus is to
look behind the trachea!
Parietal PericardiumParietal Pericardium
Parietal Pericardium
Visceral PericardiumVisceral Pericardium
Visceral Pericardium
Phrenic Nerve - RightPhrenic Nerve - Right
Right Phrenic Nerve
The right phrenic nerve is attached to the thoracic post cava.
Phrenic Nerve - LeftPhrenic Nerve - Left
The left phrenic nerve is embedded in the pleural folds thatlead to the diaphragm.
Thymus GlandThymus Gland
HAP ColoringHAP Coloring
•Color the arterial system of the cat red to receive 10 points.
•Color the venous system of the cat blue to receive 10 points.
•The coloring sheets are in your dissection instructions.
FHC Cat DissectionFHC Cat Dissection
Major Veins (Blue) of the Major Veins (Blue) of the Upper Thoracic CavityUpper Thoracic Cavity
PrecavaPrecava
Azygos Azygos VeinVein
Azygos Vein
Intercostal VeinsIntercostal Veins
R & L Brachiocephalic VeinsR & L Brachiocephalic Veins
•Both are shortand branchquickly!
R & L External Jugular VeinsR & L External Jugular Veins
R& L Subclavian VeinR& L Subclavian Vein
Right Subclavian Vein
Left Subclavian Vein
Axillary VeinAxillary Vein
R Axillary Vein
L Axillary Vein
Brachial VeinBrachial Vein
R & L Subscapular VeinsR & L Subscapular Veins
Right Subscapular Vein
Left subscapular Vein
Internal Thoracic Vein Internal Thoracic Vein (AKA The Mammary Vein)(AKA The Mammary Vein)
InternalThoracic
Vein
FHC Cat DissectionFHC Cat Dissection
Major Arteries (Red!) of Major Arteries (Red!) of the Upper Thoracic Cavitythe Upper Thoracic Cavity
Brachiocephalic ArteryBrachiocephalic Artery(AKA Innominate Artery)(AKA Innominate Artery)
Brachiocephalic Artery
Aortic ArchAortic Arch
Aortic Arch
R & L Common Carotid ArteryR & L Common Carotid Artery
The nerves adhering to the carotid arteries are the vagus nerves.
Right Subclavian Artery (#2)Right Subclavian Artery (#2)
Right Subclavian Artery - AgainRight Subclavian Artery - Again
R & L CommonCarotidArteries
External Carotid ArteryExternal Carotid Artery
Lingual ArteryLingual Artery
Right Thyrocervical ArteryRight Thyrocervical Artery
Right Thyrocervical
Artery
Axillary ArteryAxillary ArteryLeft
AxillaryArtery
RightAxillary Artery
Brachial ArteryBrachial Artery
Left Subscapular Artery (#11)Left Subscapular Artery (#11)
Note: The Subscapular artery might emerge from the topOR the bottom of the axillary artery. In either case, it leadsdirectly to the scapular undersurface.
Right Subscapular Artery Right Subscapular Artery
RightSubscapular
Artery
Left Subclavian ArteryLeft Subclavian ArteryLeft
SubclavianArtery
Intercostal ArteriesIntercostal Arteries
Remove The Left LungRemove The Left Lung
Thoracic AortaThoracic Aorta
Aorta Passes Through The DiaphragmAorta Passes Through The Diaphragm
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