Classification and Morphology of White Rats (Rattus novergicus)

Classification and Morphology of White Rats (Rattus novergicus) - White rats have the scientific name  Rattus novergicus are experimental animals that are kept or bred for use for research or laboratory observations. Rabbit experiments such as studying the effects of drugs, metabolism, embryology, toxicity and studying behavior.

This white rat comes from Central Asia, and has spread widely throughout the world. The following is the classification and morphology of white rats based on their taxonomy.

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White Rat Classification

According to Sugiyanto (1995), the classification of white rats is as follows:

Kingdom: Animalia

Phylum: Chordata

Class: Mammals

Order: Rodentia

Family: Muridae

Subfamily: Murinae

Genus: Rattus

Species: Rattus novergicus

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White Rat Morphology

The morphology of the white rat can be seen from the characteristics of the white rat which are as follows:

• Has a white color, body parts except feet, nose and tail.
• Has 4 legs, 4 fingers, tail and nose red like blood red.
• Has black eyes, and red eye area.
• Adult male rats weigh 450 -520 grams and females 250-300 grams.
• Body length reaches 70-100 mm or more, from the tip of the nose to the tip of the white rat's body.

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According to Wolfenshon and Lloyd (2013) the physiological data of white rats ( Rattus novergicus ) are as follows:

• Food needs 5-10/100g body weight.
• Drinking needs 10 ml/100g body weight.
• Life span 3-4 years.
• Temperature 36 °C -40 °C.
• Heart rate 250-450 beats/minute
• Blood pressure: Systolic 84-134 mmHg and Diastolic 60 mmHg.
• Respiratory rate: 70-115 breaths/minute.
• Serum protein 5.6-7.6 g/dl, Albumin 3.8-4.8 g/dl, Globulin 1.8-3 g/dl, Glucose 50-135 mg/dl, Blood urea nitrogen 15-21 mg/dl, Creatinine 0.2-0.8 mg/dl , Total bilirubin 0.2.0.55 mg/dl, and cholesterol 40-130 mg/dl.

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Thus the information about  the Classification and Morphology of the White Rat (Rattus novergicus) hopefully the above