Final Flashcards
Abdominal cavity is bound by what?
Muscle, bone, serous membrane
Cranial border of abdominal cavity
Diaphram
Caudal border of abdominal cavity
Pelvic inlet
Dorsal border of abdominal cavity
Vertebrae, sublumbar muscles, curry of diaphram
Lateral border of abdominal wall
Ribs and costal arch (intrathoracic)
Muscles of abdominal wall (extrathroacic muscles of abdominal wall)
Ventral border of abdominal cavity
Rectus abdominus m.
What is the serous lining of abdominal cavity
Peritoneum (mesothelium, transersalis fascia)
Connecting peritoneum of abdominal cavity
Between parietal and visceral
Suspends the organs
Peritonitis
Inflammation of peritomeum
Fluid is constantly turned over and can often pick up toxins are become inflamed
What are mesenteries
Double layers of peritoneum that connect the viscera to the dorsal and ventral walls
Dorsal mesentaries
Greater omentum -embryologically developed from dorsal body wall Mesoduodenum Mesentery Mesocolon Mesorectum Later ligament of urinary bladder
Ventral mesenteries
Falciparum ligament
Lesser omentum
Median ligament of the urinary bladder
The superficial and deep greater momentum make a potential space called the ?
Omental bursa
What makes up the GI tract
Stomach
Small intestine - duodenum, jejunum, ileum
Large intestine -cecum, ascending colon, transverse colon, and descending colon
What are the accessory organs of digestion
Liver
Gall bladder
Pancreas
Where are the greater and lesser curvatures of the stomach located?
Greater -left of esophagus to caudal edge (greater omentum attached here)
Lesser -left to esophagus (cranial)
What is the Cardia of the stomach
Where esophagus enters
Fund us?
?
Angular incisure
Delineation between body and pyloric
Bend
What is the pyloric region of the stomach and its parts?
Antrum
Canal
Sphincter
What are the folds of the stomach?
Rugae :O
Non distended view
Moderately distended
Difference?
Very distended topography of stomach
?
What is gastric dilation -volvulus
Stomach is twisted on itself
Dilation of stomach followed by twisting on longitudinal axis
Great dane, german Sheppard, poodle
Medical emergency!!!
The root of the mesentary contains the ___________________ and the mesentary which attached to the abdominal wall near the second lumbar vertebrae
Cranial mesenteric artery
This can twist
What are the parts of the duodenum
Cranial duodenal flexure and defending duodemum
Caudal duodenal flexure
Ascending duodenum
What is the junction between the duodenum and jejunum?
Duodenojejunal flexure (by root of the mesentary)
The duodenocolic fold connects the ?
Ascending and descending duodenum
Jejunum
Multiple coils that occupy ventral aspect of abdomen
Suspended in the mesojejunum mesentary
The ileum opens into ascending colon through _______________
Ileocolic orifice
Cecum and ascending colon communicated via __________________
Cecocolic orifice
What are the three regions of the canine colon?
Ascending, transverse, and descending
Ascending colon located where?
Right of the root of mesentary
Transverse colon is located ?
Cranial to the root of the mesentary
The descending colon is located?
Left of root of mesentary
Terminates at pelvic inlet
What is the clinical relevance of the spleen?
Involved in GDV
Twist with stomach - connected by gastrosplenic ligament
How many lobes does the liver of the dog have?
6
What are the lobes of the dog liver?
Left lateral Left medial Quadrate Right medial Right lateral Caudate (two processes- caudate and papillary)
Where is the porta of the liver located?
Between caudate and papillary processes of caudate lobe
Where does the gall bladder sit?
Between right medial and quadrate lobes
The gall bladder stores? That is produced where?
Bile; liver
The bile duct
Name these
Right lobe of pancreas
Dorsal medial to duodenum
Left lobe of pancreas
Caudal to stomach and cranial to transverse colon
What does retroperiotneal mean? What organ do we refer this too?
Not completely engulfed by peritoneum (only on one side)
Kidney
Vaginal ring
In the females the process is called? In males is called?
Extension of peritoneum protruding through deep inguinal ring
Female -vaginal process
Male - vaginal tunic
What structures come out of the inguinal ring?
External pedundal artery
Cremaster
What separates thoracic cavities and the abdominopelvic cavity?
Diaphragm
What are the boundaries of the thoracic cavity?
Dorsal: T1-T13 Ventral: 8 sternebrae Lateral: 13 paris of ribs and 2 costal arches Cranial: thoracic inlet Caudal: diaphragm m.
What is the covering of the diaphragm?
Diaphragmatic pleura
Serous membranes that cover the lungs and line the walls of the throax
Pleurae
The _______________ pleura closely attaches tot he surface of the lungs
Pulmonary/visceral
The ____________ pleura is attached to the thoracic wall by the _________________ fascia
Parietal; endothoracic
What pleura covers the inner surfaces of the ribs and their associated intercostal and transversus thoracics muscles.
Costal pleura
What pleura covers the sides of the partition between the two pleural cavities?
Mediastinal pleura
What is enclosed within the mediastinum?
Thymus, lymph node, heart, aorta, trachea, esophagus, vagus nerve, and other nerves and vessels
The ______________________ pleura that covers the heart
Pericardial mediastinal pleura
The esophagus passes through the __________________ of the diaphragm
Esophageal hiatus
What is the plica venae cavae?
Loose fold of pleura derived from the right caudal mediastinal portion of the pleural sac that surrounds the caudal vena cava