vertebrate anatomy (rat ) - med study...

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Vertebrate Anatomy (Rat )

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Rat Dissection

Scientific Name: Rattus norvegicus

Common Name: Albino Rat

Kingdom- Animalia

Phylum- Chordata

Subphylum- Vertebrata

Class- Mammalia

Order- Rodentia

RATS

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Rat Dissection

The features of rat shared with other mammals :

The presence of hair (regulate body temperatures)

The presence of milk –productions glands( mammary

glands)

Endothermic

Percent of placenta and diaphragm

Glossary of terms used in anatomy

Dorsal - the back

Ventral - the belly

Lateral - the side

Anterior - the head end

Posterior - the tail end

Median - toward the midline of the animal

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Sagittal: section through midplane

separating the body into left and right

Transverse : a plane separating body

into anterior and posterior

Horizontal : a plane separating body into

dorsal and ventral

Proximal - closer to the point of reference

Distal - far from the point of reference

Superficial - near the surface

Deep - a distance below the surface

Pectoral :related to the chest

Pelvic : related to the hips

Dermal : related to the skin

External anatomy

Head

Thoracic

abdomen

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External anatomy

Mouth

Lips(cleft)

Vibrissae

Eyes

Eyelashes

Nictitating aperture

Teeth

incisors

molars Diastema

(no canine)

External anatomy (male or female)

Uregenital opening

Nipples

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External anatomy (male or female)

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Book fig

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Rat Dissection

Digestive system

Urogenital system

Respiratory system

Heart

Digestive system

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Urogenital system

uterus

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Female

Male

Respiratory system

Thoracic

Cavity

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Thoracic Cavity

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Heart

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Go to work……………..