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Biology Test

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
Created by: spotsville2



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