Thoracic and Abdominal Cavity Objective To dissect observe and identify the structures found within the thoracic and abdominal cavity of the mink Task Complete the Mink Dissection Handout Due by the end of class ID: 549780
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Slide1
Mink Dissection
Thoracic and Abdominal CavitySlide2
Objective:
To dissect, observe and identify the structures found within the thoracic and abdominal cavity of the mink.
Task:
Complete the Mink Dissection Handout.
Due by the end of class
Resources
Dissection Tools
Trays
Mink Dissection Power Point with
Videos on iPad
Mink Dissection GuideSlide3
Part 1: The Mouth
Read page 26-28 in your mink dissection booklet
Identify the structures of the mouth
Write down the function of each structure
Show Ms. Roderick the structures you found.
Continue onto the next part.Slide4
Part 2: The Throat Region
Watch this
video:
https://
www.youtube.com/watch?v=i4IOcct1sOA
Follow these directions:
With Scissors, cut down the
sternomastoid
muscle to reveal the trachea. Stop cutting at the
pectoralis
major
Identify the trachea and larynx
Pull up on the trachea and separate the connective tissue between the trachea and the esophagus
Identify esophagus and the pharynx
Check with Ms. Roderick.
Move on to the next partSlide5
Part 3: The Thoracic Cavity
Watch
this video
:
https://
www.youtube.com/watch?v=KhcPczm08oc
Follow these directions
Cut through the pectoral muscles and into the rectus abdominis
Stop cutting at the fat below the lungs
Cut laterally to both side and spread open the rib cage
Follow the trachea to the lungs
Identify the lungs and the heartSlide6
Part 3: The Thoracic Cavity
Watch this
video:
https://
www.youtube.com/watch?v=QJzoI4VaGCQ
Separate esophagus from trachea
Separate lungs and heart from the rib cage
Feel the ribs and intercostal muscles
Watch this
video:
https://
www.youtube.com/watch?v=DJN0TqZnq4A
Identify the pericardial SacSlide7
Part 5: The Thoracic Cavity
Watch this
video:
https://
www.youtube.com/watch?v=z3pXPJYVR5o
Peel away the pericardial sac from the heart
Watch this
video:
https://
www.youtube.com/watch?v=PzmQIfVOBdE
Feel the lungs and the heart
Identify the DiaphragmSlide8
Part 3: The Abdominal Cavity
Watch this
Video:
https://
www.youtube.com/watch?v=7NEblSo4RrY
Carefully cut down the
linea
alba of the Rectus abdominis
Cut laterally and anteriorly (towards the head) along the external
obliques
Watch this
video:
https://
www.youtube.com/watch?v=11DbXXYcwkE
and
this
video:
https://
www.youtube.com/watch?v=4YSCEpHrmeY
Identify the Liver
Identify the Greater
Omentum
Identify the Spleen
Watch this
Video:
https://
www.youtube.com/watch?v=JVZMiT-3Q6A
Identify the
Mesentary
Identify the Small
IntestinesSlide9
Part 3: Abdominal Section
Watch this
video:
https://
www.youtube.com/watch?v=q5sg_fc9SDs
Look under the small intestines and locate the kidneys
Identify the large intestines
Identify the stomach (Under the liver)
Identify the Gall Bladder (feels like a little pouch
)Slide10
Part 4: Removing Organs
Watch this
video:
https://
www.youtube.com/watch?v=N6ctNEyjVhU
Snip across the trachea
Gently separate trachea and esophagus
Cut the blood vessels attached to the abdominal cavity
Remove the heart and lungs
Feel free to separate the lungs from the hear
Watch this
video:
https://
www.youtube.com/watch?v=xTCDZcay4dg
Cut through the diaphragm and continue following the esophagus
Pull/cut liver out of the abdominal cavitySlide11
Part 4: Removing Organs
Watch this video to review
organs:
https://
www.youtube.com/watch?v=vewQHt-XXX8
Watch this
video:
https://
www.youtube.com/watch?v=cNpspeKmCjQ
Cut through the diaphragm until you can see the esophagus attaching to the stomach
Remove your greater
O
mentum
Pull apart the mesentery to unwind the small intestines
Identify all the parts of the alimentary canalSlide12
Clean Up Directions
Return all organs into their correct locations of the mink body cavity
Do not just throw them in randomly
Carefully wrap your mink in the paper towels
Carefully return your mink into the plastic bags.
Return mink to the box
Clean trays and dissection tools
Spray and wipe down tables
Throw away all paper towels