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26 Cards in this Set

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scalpel
sharp-bladed, for cutting through layers of tissue
scissors
used for cutting through layers of tissue one at a time
forceps
used for holding and pulling layers of tissue
blunt probe
used for lifting and manipulating tissue
dissecting probe
sharp probe for "tearing apart" thin connecting tissues
dissecting pan and pins
waxed tray where the specimen is held in place by pins
dissection microscope
low power microscope used to magnify the specimen
ventral
belly or underside
dorsal
backside
anterior
towards the head
posterior
towards the tail
lateral
the side
cross section
A cut or view across the length of an organism
annelids
segnmented worms whose body consists of ring-like compartments-most are aquatic like leeches
Kingdom,phylum,class of earthworms
Animalia-Annelids-Oligochaeta
digestive system
have a tube with a tube body plan and a one way digestive tract with 2 openings
mouth
ingestion of soil and food
pharynx
temporary storage
esophagus
moves food in the crop
crop
storage (thin walled)
gizzard
mechanical digestion (muscle tissue)
intestine
most chemical digestion and absoption into circulatory system
anus
egestion of indigested food
circular muscles
contract to make body long
longitudinal muscles
contract to shorten and thicken the body
setae
can extend into the soil or be withdrawn