Dorsal side of earthworm
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Dorsal Side Of Earthworm. The ventral side is hidden underneath and does not need to blend in. Locate the clitellum which is on the anterior end of the worm. Usually the dorsal surface is darker than the ventral surface though sometimes this is obscured in the preservation process. Provided with pair of valves in the front of the septum in each segment.
Earthworm From geocities.ws
Notice that the earthworm has a rounded dorsal back surface and a flatter ventral belly surface. The openings near the clitellum are the genital setae. The eartworm places its dorsal side up in the summer when the dirt is brown. Lightly rub your finger along the ventral side toward the posterior end of the worm. The largest blood vessel of the body. Provided with pair of valves in the front of the septum in each segment.
C it acts as camouflage.
Notice that the earthworm has a rounded dorsal back surface and a flatter ventral belly surface. Locate the clitellum which is on the anterior end of the worm. Examine your earthworm and determine the dorsal and ventral sides. Usually the dorsal surface is darker than the ventral surface though sometimes this is obscured in the preservation process. The dorsal side of an earthworm is muddy brown in color and darker than the ventral side. It is contractile and rhythmically operates to force the blood from the posterior to the anterior side.
Source: geocities.ws
Usually the dorsal surface is darker than the ventral surface though sometimes this is obscured in the preservation process. It is the thickest blood vessel having contractile muscular walls. The largest blood vessel of the body. The openings near the clitellum are the genital setae. Locate the clitellum which is on the anterior end of the worm.
Source: youtube.com
Locate the mouth of the worm on the far anterior end of the worm the openings toward the anterior of the worm are the sperm ducts. Locate the mouth of the worm on the far anterior end of the worm the openings toward the anterior of the worm are the sperm ducts. Lightly rub your finger along the ventral side toward the posterior end of the worm. The ventral side is hidden underneath and does not need to blend in. It is contractile and rhythmically operates to force the blood from the posterior to the anterior side.
Source: lanwebs.lander.edu
Runs mid dorsally above the alimentary canal from one end of the body to another. Usually the dorsal surface is darker than the ventral surface though sometimes this is obscured in the preservation process. Thickest vessel with contractile muscular walls visible from outside as a dark line through the thin and semitransparent body wall. The largest blood vessel of the body. The dorsal side of an earthworm is muddy brown in color and darker than the ventral side.
Source: doubtnut.com
Runs mid dorsally above the alimentary canal from one end of the body to another. It is the thickest blood vessel having contractile muscular walls. Provided with pair of valves in the front of the septum in each segment. Usually the dorsal surface is darker than the ventral surface though sometimes this is obscured in the preservation process. Runs mid dorsally above the alimentary canal from one end of the body to another.
Source: lungtp.com
Thickest vessel with contractile muscular walls visible from outside as a dark line through the thin and semitransparent body wall. The eartworm places its dorsal side up in the summer when the dirt is brown. Notice that the earthworm has a rounded dorsal back surface and a flatter ventral belly surface. Usually the dorsal surface is darker than the ventral surface though sometimes this is obscured in the preservation process. The largest blood vessel of the body.
Source: studylib.net
C it acts as camouflage. The largest blood vessel of the body. Notice that the earthworm has a rounded dorsal back surface and a flatter ventral belly surface. It is the thickest blood vessel having contractile muscular walls. The eartworm places its dorsal side up in the summer when the dirt is brown.
Source: bio.libretexts.org
Lightly rub your finger along the ventral side toward the posterior end of the worm. Notice that the earthworm has a rounded dorsal back surface and a flatter ventral belly surface. Examine your earthworm and determine the dorsal and ventral sides. Locate the mouth of the worm on the far anterior end of the worm the openings toward the anterior of the worm are the sperm ducts. It is the thickest blood vessel having contractile muscular walls.
Source: kevtak.com
The dorsal side of an earthworm is muddy brown in color and darker than the ventral side. Usually the dorsal surface is darker than the ventral surface though sometimes this is obscured in the preservation process. Provided with pair of valves in the front of the septum in each segment. Locate the clitellum which is on the anterior end of the worm. It is contractile and rhythmically operates to force the blood from the posterior to the anterior side.
Source: studylib.net
Usually the dorsal surface is darker than the ventral surface though sometimes this is obscured in the preservation process. Locate the mouth of the worm on the far anterior end of the worm the openings toward the anterior of the worm are the sperm ducts. The largest blood vessel of the body. Thickest vessel with contractile muscular walls visible from outside as a dark line through the thin and semitransparent body wall. Dorsal blood vessel is the largest blood vessel of the body in earthworm.
Source: biologyjunction.com
The eartworm places its dorsal side up in the summer when the dirt is brown. The eartworm places its dorsal side up in the summer when the dirt is brown. C it acts as camouflage. Locate the clitellum which is on the anterior end of the worm. It is the thickest blood vessel having contractile muscular walls.
Source: sciencelearn.org.nz
It is visible as a dark line from the thin and semi transparent body wall. Runs mid dorsally above the alimentary canal from one end of the body to another. Locate the mouth of the worm on the far anterior end of the worm the openings toward the anterior of the worm are the sperm ducts. Dorsal blood vessel is the largest blood vessel of the body in earthworm. Lightly rub your finger along the ventral side toward the posterior end of the worm.
Source: matt-heymen-animalia-labs.weebly.com
The ventral side is hidden underneath and does not need to blend in. Notice that the earthworm has a rounded dorsal back surface and a flatter ventral belly surface. Usually the dorsal surface is darker than the ventral surface though sometimes this is obscured in the preservation process. Dorsal blood vessel is the largest blood vessel of the body in earthworm. Provided with pair of valves in the front of the septum in each segment.
Source: biologyjunction.com
Lightly rub your finger along the ventral side toward the posterior end of the worm. C it acts as camouflage. The openings near the clitellum are the genital setae. Locate the mouth of the worm on the far anterior end of the worm the openings toward the anterior of the worm are the sperm ducts. Notice that the earthworm has a rounded dorsal back surface and a flatter ventral belly surface.
Source: slideplayer.com
The openings near the clitellum are the genital setae. Notice that the earthworm has a rounded dorsal back surface and a flatter ventral belly surface. Locate the mouth of the worm on the far anterior end of the worm the openings toward the anterior of the worm are the sperm ducts. Thickest vessel with contractile muscular walls visible from outside as a dark line through the thin and semitransparent body wall. The openings near the clitellum are the genital setae.
Source: faculty.sdmiramar.edu
It is visible as a dark line from the thin and semi transparent body wall. It is contractile and rhythmically operates to force the blood from the posterior to the anterior side. It is the thickest blood vessel having contractile muscular walls. It is visible as a dark line from the thin and semi transparent body wall. Locate the clitellum which is on the anterior end of the worm.
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