Anatomy Final Information

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What passes through the caval foramen?

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What passes through the caval foramen?

Caudal vena cava

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Where does the caudal vena cava pass through the diaphragm?

Caval foramen

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What structures pass through the diaphragm?

  1. Caudal vena cava

  2. aorta

  3. azygous vein

  4. thoracic duct

  5. esophagus

  6. vagal nerve trunks

  7. esophageal vessels

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What passes through the esophageal hiatus?

  1. esophagus

  2. vagal nerve trunks

  3. esophageal vessels

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What passes through the aortic hiatus?

  1. aorta

  2. azygous vein

  3. thoracic duct

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What is the main duct that stems DIRECTLY off of the gall bladder?

Cystic duct

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What are the ducts that branch off the cystic duct off the gall bladder?

hepatic ducts

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What is the name of the duct that forms when the last hepatic duct branches off?

bile duct

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What side of the body is the spleen found?

Left

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10
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How many lobes does the liver have?

6

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Which lobe of the liver contains a fossa for the gallbladder?

Right medial lobe

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Which liver lobe is located between the left and right medial lobes?

quadrate lobe

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Where does the caudal epigastric artery stem from?

deep femoral artery

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What four vessels supply the abdominal wall?

  1. cranial abdominal artery

  2. cranial epigastric artery

  3. caudal epigastric artery

  4. deep circumflex iliac artery

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What is the name of the vaginal process in the male?

vaginal tunic

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What is the vaginal tunic?

a diverticulum of peritoneum in the male that encases the testis and spermatic cord

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What is a diverticulum?

An outpouching that forms a sac

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Where does the bladder lie when contracted?

Pelvic inlet

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Is the diaphragm a muscle of inspiration or expiration?

Inspiration

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What is the median ligament of the bladder?

ligament on midline of the bladder connecting it to the body.

Does not actually contain urachus, rather it sat on top of this structure

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What is the space between the superficial and deep leaves of the greater omentum called?

omentum bursa

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What is the omental bursa?

the space between the superficial and deep leaves of the greater omentum

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What is the purpose of the greater omentum?

chemotactic properties

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Is the falciform ligament a fetal structure?

NO, it wrapped around a fetal structure

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What fetal structure remnant did the falciform ligament encompass?

round ligament of the liver

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Where is the ductus deferens in relation to the testicular artery/vein?

lateral (right next to)

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What is parietal vaginal tunic?

the layer that surrounds the testis from the deep inguinal ring to the bottom of the scrotum

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What is the visceral vaginal tunic?

the layer that is directly on the testis, ductus deferens, and epididymus

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What is mesochorium?

connects mesentary of the testis holding vessels and nerves

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What is the mesoductus deferens?

connects mesentary that attaches ductus deferens to body wall and to the mesochorium

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What connects the tail of the epididymis to the testis?

proper ligament of the testis

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What structures does the spermatic cord hold?

Ductus deferens, testicular artery, testicular vein

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What is the testicular artery a branch off of?

aorta

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What is the testicular vein a continuation of?

caudal vena vava

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What covers the vessels and nerves of the testicles?

Mesochorium

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What is the function of the pampiniform plexus?

to supply blood to the spermatic cord and testes

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What does the ductus deferens connect to?

urethra

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Where on the testis is the epididymis located?

Lateral side

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What is the function of the epididymis?

transport sperm from testis to ductus deferens

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What is the pampiniform plexus?

the testicular vein wrapped around the spermatic cord (ductus deferens and testicular artery)

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What is the function of the ductus deferens?

to carry sperm from the epididymis to the urethra

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Trace a sperm from the earliest point to the urethra

testis -> head of epididymis -> body of epididymis -> tail of epididymis -> ductus deferens -> urethra

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Where does the epididymis connect to the ductus deferens?

tail of the epididymis

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What do the superficial inguinal lymph nodes drain?

mammae, prepuce, scrotum, and ventral abdominal wall

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What is the difference between the abdominal cavity and the peritoneal cavity?

The peritoneal cavity lives within the abdominal cavity

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What is the abdominal cavity bound by?

Diaphragm, ribs, and abdominal wall

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What lines the abdominal cavity?

peritoneum

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What is the peritoneal cavity?

the space between the visceral peritoneum on the organs of the abdomen and the parietal peritoneum lining the abdominal wall

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What organs are within the peritoneal cavity?

NONE

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What is the visceral peritoneum?

present on visceral organs

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What is the parietal peritoneum?

lining the abdominal cavity

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What is connecting peritoneum?

extends between parietal and visceral peritoneum to form mesentary that suspends organs

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What is mesoductus deferens?

the vaginal tunic that wraps around the ductus deferens to connect it to the body wall

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What is the mesochorium?

the vaginal tunic that wraps around the pampiniform plexus (testicular vein) and testicular artery

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What are the six lobes of the liver

  1. Left lateral lobe

  2. Left medial lobe

  3. Quadrate lobe

  4. Right medial lobe

  5. right lateral lobe

  6. Caudate lobe

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How many lobes are within the liver?

6

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How many parts are there to the pancreas?

3

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What are the three parts of the pancreas?

  1. right lobe

  2. body

  3. left lobe

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What shape is the pancreas?

boomarang

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Where does the pancreas sit?

Between the duodenum, cecum, and stomach

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What are the two papilla present in the descending duodenum?

Major and minor duodenal papilla

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What connects to the major duodenal papilla?

bile duct and pancreatic duct

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What connects to the minor duodenal papilla?

accessory duct

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Trace food from the top of the stomach to the rectum with as many large vocabulary parts as possible

  1. esophagus

  2. cardia

  3. fundus (if sneaks to left side) or body of stomach

  4. pylorus (through pyloric sphincter)

  5. cranial duodenum

  6. cranial duodenal flexure

  7. descending duodenum

  8. caudal duodenal flexure

  9. ascending duodenum

  10. duodenual-jejunal flexure

  11. jejunum

  12. ileum

  13. cecum

  14. ascending colon

  15. right colic flexure

  16. transverse colon

  17. left colic flexure

  18. descending colon

  19. rectum

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When does the colon become the rectum?

After it passes the pubis

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How can you tell the ileum and jejunum apart grossly?

They connect where the antimesenteric artery is found

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What are the two curvatures of the stomach?

Greater and lesser curvatures

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Where is the greater curvature of the stomach?

Caudal border of the stomach

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Where is the lesser curvature of the stomach?

cranial border of the stomach

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What are the three major parts of the small intestine?

dudodenum, jejunum, ileum

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What blood vessels supply the jejunum?

cranial mesenteric artery jejunal arteries

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What does the cranial mesenteric artery supply?

jejunum

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Where is the cecum found?

where the colon and ileum join

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What is the ilocolic orriface?

where the ileum and colon join

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What is the cecocolic oriface?

where the cecum and ascending colon join

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Where can you find the adrenal glands?

cranial aspect of the kidney

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Why does the adrenal gland have a deep groove on the ventral surface?

That is where the caudal phrenic vein and cranial abdominal veins lay

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What is the ventral kidney covered by?

peritoneum

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What is the dorsal kidney covered by?

idk but not peritoneum

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What is the hilus?

a medial indentation where renal nerves, renal vessels, and ureters live

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Explain the relationship in location between the right and left kidneys.

The right kidney is more cranial than the left

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Where specifically does the right kidney live?

Opposite the first three lumbar vertebrae

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Where specifically does the left kidney live?

opposite the second, third, and fourth lumbar vertebrae

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What is the renal sinus?

the fat filled center around the ureter expansion in the kidney

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What is the renal pelvis?

the expanded part of the ureter directly poking into the kidney

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What is the renal cortex?

the outer portion of the inside of the kidney

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What is the renal medulla?

The inner portion of the inside of the kidney filled with collecting tubes

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What is the renal crest?

the "dip" of the ureter that opens into the kidney

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What is the function of the renal crest?

collecting tubules excrete urine into renal pelvis

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What is mesentery?

attaches intestines to dorsal body wall

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What is the root of the mesentery?

A bunch of connecting peritoneum that connects at the dorsal body wall

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What side of the body is the spleen on?

left

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What side of the body is the pancreas on?

right

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What side of the body is the stomach on?

left

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What side of the body is the gall bladder on?

right

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What is the gubernaculum?

the fetal structure responsible for pulling the gonads down into the scrotum if Y chromosome signals are present

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Where does the gubernaculum live?

within the vaginal tunic

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Which ligament associated with the testis must be broken in a neuter?

Ligament of the tail of the epididymis which is the adult gubernaculum

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What is the adult remnant of the gubernaculum in the male?

Ligament of the tail of the epididymis and proper ligament of the testis

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What are the structures that make up the broad ligament?

mesometrium, mesosalpinx, and mesovarium

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