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Frog Dissection
Dissection
Equipment
Forceps
Scissors
Dissection Tray
“T” Pins
ScalpelProbe
Pair of Gloves
Colored
Pencils
Ventral Dorsal(belly side) (back side)
External Features
Pinning Out
Use 5 pins:
-One in each
limb
-One in the
throat
Making the
Cut
Using the scalpel, make a
small puncture at the base
of the abdomenInsert the pointed end
of the scissors and cut
up through the skin,
along the midline
Making the
Cut
Use the pointed end
of scissors. Cut up
through the midline
of the abdominal
muscles and
through the sternum
(breast bone)
Pin back the
muscle tissue to
expose the organs
Digestive
System
(Ventral View) (Dorsal View)
(Found on the
underside of liver)
Digestive
System
Digestive
System
Digestive
System
Digestive
System
(Digestive System
Removed )
Digestive
System
Circulatory
System
Circulatory System
Circulatory
System
Excretory
System
Excretory
System(Note: digestive system
removed)
Diagram Color Code
A
B
C
D
P
F
G
H
J
M
Q
E
I
K
L
N
O
R
S
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