1. Rat Dissection
Laboratory
Review

2. 5.Mid-line
1. Back? 3.
Head ??? 4.
Tail
???
2. Belly??
6. Sides?

3. snout
rostrum
head ?
Pinnae
Ears:
vibrissae
whiskers
trunk ?
manus ? ?
Tail
Pes ?

4. Trachea
esophagus
diaphragm
stomach
liver
spleen
Small intestine
cecum
anus

5. Digestive System

6. Digestive System Functions
Mouth:
Esophagus:
Stomach:
Sm. Intestine: -villi:
Lg. Intestine:
Cecum:
Rectum/Anus:
Liver:
Spleen:
Find Location-
Pancreas:
Mesentery:
Chews food
Joins mouth to stomach
Grinds/ breaks down food
Absorbs nutrients
Increases surface area of sm. Intestine
Pass food along to the rectum
Re-absorption of water
Carry waste to anus; outside of body
Gets rid of toxins from blood
Filter of red blood cells
Beneath the stomach
Clear membrane connecting sm. intestine

7. Male Excretory/Reproductive System? ? ? ? ? ? ? ? ? ?

8. Urogenital / Reproductive System

11. Female Excretory/Reproductive System? ? ? ? ? ? ??

14. Excretory/Reproductive System
Function-
Testes:
Kidney:
Bladder:
Umbilical cord:
Testes
Urethra
Find Location-
Uterus:
Ureters:
Ovaries:
Uterine horn:
Produce sperm
Filters nitrogenous waste from blood
Stores liquid waste
Nourishes & removes wastes from embryo
Produce sperm & testosterone (male hormone)
Tube that carries urine out of the body
Y-shaped lies along dorsal body wall
Connects the kidneys to the bladder
At the end of the uterine horn
Connects uterus with ovary

15. Respiratory / Circulatory System? ? ? ?

16. Respiratory/Circulatory System
Function-
Trachea:
Lungs:
-Alveolli:
Heart:
Larynx:
Artery
Veins
Diaphragm:
Large, and ringed air tube
Gas exchange
Tiny air sacs
4 chambered organ that pumps blood
Voice box
Carry blood away from heart (w/ O2)
Carry blood toward heart (lacking O2)
Muscle across abdominal cavity that helps breathing.
Contract: inhale; relax: exhale ? ?

17. Aorta
Left Atrium
Right Atrium
Right Ventricle
Left Ventricle
Left Side
Which side has Oxygenated blood?________________ Deoxygenated blood?________________
Right Side