Tools Purpose
Personal Protective Equipment
protect skin and eyes from chemical preservatives and biological materials
The 3 things required for you to wear
- Eye protection
- Gloves
- Apron
___ the flaps after cutting to keep them in place
Main organs of the frog
Liver, Heart, Lungs, Large and small intestines, Cloaca
Frog are most know for their
mucus-covered bodies and environmental dualism
Dissection Tray
Provides a stable surface that accepts pins and catches fluids
List the 3 steps to clean up!
1. Dispose the utensils accordingly
2. Clean the equipment
3. Wash your hands
After lifting away the skin, the ____ should be visible
Organs
Frogs bones must be ____ in order for them to be able to leap.
Flexible
Spaghetti shaped yellow/orange structures
Bodies of fat
Forceps/Tweezers
lift, and hold small tissues, blood vessels, or organs out of the way to view underlying structures
Passing the tool
Handle first! DO NOT give the blade first.
Place the sterile frog into a dissecting pan and, after applying ____ use ____ to lift abdominal muscles away.
PPE, scissors
Number of chambers of a frog's heart
Three
Non-tropical frog lay their eggs
In seawater bodies
Scalpel
used for making precise initial incisions and slicing through tough connective tissue
After getting the species, your hands never (1) and you put the specimen into the (2)
1. Touches the tissue when cutting
2. Dissections Tray
midline
6 systems that frogs have in their body
Digestive, Respiratory, Circulatory, Reproductive, Excretory, Auditory systems
Frogs do not drink water through their mouths but they ____ water from their ___
absorb, skin
Dissecting Scissors
cut through skin and muscle layers cleanly, or to snip connective tissue without damaging deeper organs
With sharp tools you...
cut away from yourself and lab partners
Type of cuts that should be made near the arms, legs, and across the midsection
Transverse(Horizontal)
Peritoneums are ____
spider-web-like membranes that are littered around most of the organs
Most frogs can jump ____ times their own body length
20