Question | Answer |
What is the purpose of the tail? | Balancing organ |
What is the anatomical name for the ears? | Pinnae |
What is the purpose of the ears? | Sense and Sound |
Describe the incisors. | Teeth for Bitting |
Describe the molars. | Teeth for chewing |
Do incisors continue to grow the lifetime of the rat or do they grow to just one size? | Yes; Through lifetime |
Do Molars continue to grow the lifetime of the rat or do they grouw to just one size? | No. Only one size |
What is another name for windpipe? | Trachea |
What are the two purposes for Diaphram? | 1) Empty or Fill lungs
2) Separate Thoraic and Adominal |
What holds the small intestines in place? | Mesentary |
How many mammary papillae do rats tend to have? | 12 |
Describe the functions of the forelimbs ? | Grasping and Holding |
Describe the functions of the Hind limbs? | Running, climing and Jumping |
What is the purpose of the urethral aperture | Release of urninary waste only |
What is the purpose of the urogential aperture | Release of urninary waste + sperm |
What two organs do rats have that humans do not have? | Caecun + Uterine horns |
What is the function of the thymus? | Gland for T-cell develoopment |
What is the function of the caecum? | Digestion of cellulose in wood |
What is the function of the spleen? | manufactoring site for white blood cells |
What is the function of the pancreas | organ secretes insulin + other enzymes. |
Where are the testes located? | In the Scrotum |
Describe the difference between the trachea and the esophagus? | Trachea has cartilage rings |
Where is the anterior portion of the rat? | Towards the head |
Where is the posterior portion of the rat? | Towards the tail |
What is the dorsal side? | Toward the backbone |
What is the ventral side | Toward the belly |