Frog Dissection - Mr. Johnson's Life Science...

Post on 24-Aug-2020

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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

Respiratory System

Frog Lungs video

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