Rat Dissection RATS The following slides are intended to help you with dissection of the rat and then to review for the lab practical that will follow. http://dcfud.smorgasblog.com/userimages/rat.bmp http://www.gisbornesc.vic.edu.au/home/jans/home/rat.htm http://www.gifted.uconn.edu/nviews/images/lab_rat.gif

Rat Dissection Scientific Name: Rattus norvegicus Common Name: Rat RATS Scientific Name: Rattus norvegicus Common Name: Rat Kingdom- Animalia Phylum- Chordata Subphylum- Vertebrata Class- Mammalia Order- Rodentia http://dcfud.smorgasblog.com/userimages/rat.bmp http://www.gisbornesc.vic.edu.au/home/jans/home/rat.htm

Dissection tools Probe- to point to a certain structure Scalpel- to cut fleshy parts Forceps- to move a structure out of the way Scissors- to cut bone, and fleshy parts

Dissection Safety Always Never Wear safety goggles Wear gloves Wash your hands with soap afterwards Let the teacher know if there’s an issue Put your hair up Never Touch your face Eat or drink (including gum) in the lab Run Play with dissecting tools Disrespect the specimen Cut towards your hand Remove pieces of specimens from lab

If you feel unwell SIT DOWN!!! Put your head between your knees Send a friend to tell the teacher

Any goofing off, unsafe behavior, immature behavior, or disrespecting specimens will result in an ODR and a zero on the lab.

Cutting into the Abdomen Rat Dissection Cutting into the Abdomen Source #4

Rat Dissection DIGESTIVE ORGANS Source #1

Rat Dissection DIGESTIVE ORGANS Source #6

Rat Dissection ABDOMINAL CAVITY 1. Liver 2. Stomach 3. Pancreas Review and Quiz Yourself Rat Dissection ABDOMINAL CAVITY 1. Liver 2. Stomach 3. Pancreas 4. Duodenum 5. Small Intestines 6. Cecum 7. Urinary Bladder Source #2

Rat Dissection UROGENITAL ORGANS Source #1

Rat Dissection RESPIRATORY ORGANS Source #1

Rat Dissection Trachea Heart Lung Diaphragm THORACIC CAVITY Review and Quiz Yourself Rat Dissection THORACIC CAVITY Trachea Heart Lung Diaphragm Source #2

Rat Dissection HEART + LUNGS Source #5

Rat Dissection HEART Source #5

Rat Dissection SOURCES The following web sites were used to obtain various dissection pictures. (1) http://www.umanitoba.ca/faculties/science/biological_sciences/lab 15/biolab15_1.html (2) http://www.gisbornesc.vic.edu.au/home/jans/home/rat.htm (3) http://www.biologycorner.com/bio3/rat_guide.html (4) http://www.biologymad.com/ratphotos/ratphotos.htm (5) http://www.baa.duke.edu/companat/BAA_289L_2004/heart/Rat/rat_thorax.htm (6) http://instruct1.cit.cornell.edu/courses/biog105/images/ratpics/unit6/ (7) http://www.victoriacollege.edu/dept/bio/RatDissection/index.htm This has an excellent self quiz! Urogenital Tutorial- http://www.biolsci.monash.edu.au/undergrad/erat/index.html http://www.biologycorner.com/bio3/rat_guide.html

Rat Dissection REMOVING SKIN Source #7

Rat Dissection ABDOMINAL CAVITY Source #7

FEMALE REPRODUCTIVE ORGANS Review and Quiz Yourself Rat Dissection FEMALE REPRODUCTIVE ORGANS Source #2

MALE REPRODUCTIVE ORGANS Review and Quiz Yourself Rat Dissection MALE REPRODUCTIVE ORGANS Source #2