What is the type of circulatory system present in annelids?

What is the type of circulatory system present in annelids?
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In beings of the phylum Annelida the circulatory system is closed, i.e., blood circulation takes place only within specialized vessels.
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Which type of circulatory system do molluscs have? How can it be compared to the respiratory system of annelids?

Description : Which type of circulatory system do molluscs have? How can it be compared to the respiratory system of annelids?

Last Answer : Molluscs, with the exception of cephalopods, have an open circulatory system, i.e., the blood circulates within vessels, from the heart, but it also fills open lacunas or cavities. In ... .e., the blood circulates only inside blood vessels. Mollusca - Image Diversity: mollusc circulatory system

A closed circulatory system is one in which blood circulates only inside blood vessels. For this reason the blood pressure is higher in animals with closed circulatory system. The cellularity of the blood is also higher with many specific blood cells. The closed circulatory system is a feature of annelids, cephalopod molluscs and vertebrates. The Circulatory System - Image Diversity: closed circulatory system

Description : A closed circulatory system is one in which blood circulates only inside blood vessels. For this reason the blood pressure is higher in animals with closed circulatory system. The ... annelids, cephalopod molluscs and vertebrates. The Circulatory System - Image Diversity: closed circulatory system

Last Answer : What are the advantages of the closed circulatory system over the open circulatory system?

Close type circulatory system is present in which phylum?

Description : Close type circulatory system is present in which phylum?

Last Answer : Close type circulatory system is present in which phylum?

Open type circulatory system is present in which phylum?

Description : Open type circulatory system is present in which phylum?

Last Answer : Open type circulatory system is present in which phylum?

Close type circulatory system is present in which phylum?

Description : Close type circulatory system is present in which phylum?

Last Answer : Close type circulatory system is present in which phylum?

Open type circulatory system is present in which phylum?

Description : Open type circulatory system is present in which phylum?

Last Answer : Open type circulatory system is present in which phylum?

How is the large size of some cephalopods related to the type of circulatory system they present?

Description : How is the large size of some cephalopods related to the type of circulatory system they present?

Last Answer : In cephalopods the circulatory system is closed and this provides more speed and pressure for the blood circulation allowing the existence of species with large bodies, like octopuses and giant squids.

What is the type of circulatory system present in arthropods? Do these animals have heart and respiratory pigments?

Description : What is the type of circulatory system present in arthropods? Do these animals have heart and respiratory pigments?

Last Answer : In arthropods the respiratory system is open (lacunar). Blood, also known as hemolymph, is pumped by a heart and falls into cavities (lacunas) irrigating and draining tissues. All arthropods have ... blood does not carry gases (in them gases reach tissues and cells through tracheal structures).

What type of circulation is found in annelids? -Biology

Description : What type of circulation is found in annelids? -Biology

Last Answer : answer:

Open circulatory system is present in `:-`

Description : Open circulatory system is present in `:-`

Last Answer : Open circulatory system is present in `:-` A. Annelids and Chordates B. Annelids and Arthropods C. Arthropods and Chordate D. Arthropods and Mollusca

In animals that do not present the circulatory system the transport of substances occurs by cell to cell diffusion. The blood is a fundamental means of substance transport for larger animals since in these animals there are tissues distant from each other and from the environment thus making diffusion impossible.

Description : In animals that do not present the circulatory system the transport of substances occurs by cell to cell diffusion. The blood is a fundamental means of substance transport for larger animals ... there are tissues distant from each other and from the environment thus making diffusion impossible.

Last Answer : What are the two types of circulatory systems?

Do fishes present an open or closed circulatory system? How many chambers does a fish heart have? How does blood flow throughout the fish body?

Description : Do fishes present an open or closed circulatory system? How many chambers does a fish heart have? How does blood flow throughout the fish body?

Last Answer : As in every vertebrate the circulatory system of fishes is closed, i.e., blood flows only within blood vessels. The fish heart has only two consecutive chambers: a thin-walled atrium and a ... the venous blood towards the gills to be again oxygenated. Fish Facts - Image Diversity: fish heart

How is the nervous system characterized in beings of the phylum Annelida? How can one compare cephalization in annelids to cephalization in nematodes and platyhelminthes?

Description : How is the nervous system characterized in beings of the phylum Annelida? How can one compare cephalization in annelids to cephalization in nematodes and platyhelminthes?

Last Answer : Annelids have a nervous system made of two ventral chords and one relatively big nervous cell concentration in its anterior portion resembling a primitive brain. Nematodes have an anterior neural ... is more outstanding than in nematodes or in flatworms. Image Diversity: earthworm nervous system

How can the excretory system of annelids be described?

Description : How can the excretory system of annelids be described?

Last Answer : In each segment (metamere) of the being a pair of complete excretory structures called metanephridium exists. The metanephridium has an extremity, the nephrostoma, which collects residuals from the ... , the nephridiopore, which opens in the body surface. Image Diversity: earthworm excretory system

The cardiac reserve is: A A. ability of the heart to respond to circulatory demands over and above those of the animal/ human at rest B. ability of the heart to respond to circulatory demands to fulfil the needs of animal / human at rest C. Is the blood that is present in the peripheral circulatory D. None of these

Description : The cardiac reserve is: A A. ability of the heart to respond to circulatory demands over and above those of the animal/ human at rest B. ability of the heart to respond to circulatory demands to ... / human at rest C. Is the blood that is present in the peripheral circulatory D. None of these

Last Answer : ability of the heart to respond to circulatory demands over and above those of the animal/ human at rest

Example for aquatic annelids. -Biology

Description : Example for aquatic annelids. -Biology

Last Answer : answer:

Assertion : Annelids, arthropods, and molluscs are protostomial coelomates . Reason : All the three phyla include members with bilateral symmetry and

Description : Assertion : Annelids, arthropods, and molluscs are protostomial coelomates . Reason : All the three phyla include members with bilateral symmetry and

Last Answer : Assertion : Annelids, arthropods, and molluscs are protostomial coelomates . Reason : All the three ... . If both Assertion and Reason are false.

In constrast to annelids the Platyhelminthes show

Description : In constrast to annelids the Platyhelminthes show

Last Answer : In constrast to annelids the Platyhelminthes show A. Absence of body cavity B. Presence of pseudocoel C. Radial symmetry D. Bilaterla Symmetry

Annelids possess

Description : Annelids possess

Last Answer : Annelids possess A. Cell aggreate plan B. Blind sac plan C. Tube within a tube plan D. Hollow sac plan

$ The first formed embryonic cavity is called blastocoel. ! Annelids have a segmented body.

Description : $ The first formed embryonic cavity is called blastocoel. ! Annelids have a segmented body.

Last Answer : $ The first formed embryonic cavity is called blastocoel. ! Annelids have a segmented body. A. If both As ... is wrong D. If both As and R are wrong.

Do annelids have a back bone?

Description : Do annelids have a back bone?

Last Answer : no

Do annelids have a back bone?

Description : Do annelids have a back bone?

Last Answer : no

Are mollusc metameric beings? Exclusively analyzing this feature could it be said that molluscs are evolutionarily proximal to nematodes or to annelids?

Description : Are mollusc metameric beings? Exclusively analyzing this feature could it be said that molluscs are evolutionarily proximal to nematodes or to annelids?

Last Answer : In molluscs there is not a body divided into segments. Considering just this feature it could be said that evolutionarily they are more proximal to nematodes than to annelids.

What is the main evolutionary novelty presented by annelids?

Description : What is the main evolutionary novelty presented by annelids?

Last Answer : The main evolutionary novelty presented by the beings of the phylum Annelida is the coelom, the internal body cavity totally covered by mesoderm, a feature also present in arthropods, ... important evolutionary novelty of the annelids is the closed circulatory system. Image Diversity: coelom

What are some examples of annelids?

Description : What are some examples of annelids?

Last Answer : Earthworms, leeches and lugworms. Image Diversity: earthworms leeches lugworms

What are the morphological similarities and differences between nematodes and annelids?

Description : What are the morphological similarities and differences between nematodes and annelids?

Last Answer : Nematodes, like annelids, have a cylindrical elongated body. Annelids differentiate from nematodes by presenting a segmented body (body divided into metameres) and so they are called segmented worms.

Uricotelic mode of excreting nitrogenous wastes is found in (a) reptiles and birds (b) birds and annelids (c) amphibians and reptiles (d) insects and amphibians.

Description : Uricotelic mode of excreting nitrogenous wastes is found in (a) reptiles and birds (b) birds and annelids (c) amphibians and reptiles (d) insects and amphibians.

Last Answer : (a) reptiles and birds

.Malpighian tubules are (a) excretory organs of insects (b) excretory organs of annelids (c) respiratory organs of insects (d) respiratory organs of annelids.

Description : .Malpighian tubules are (a) excretory organs of insects (b) excretory organs of annelids (c) respiratory organs of insects (d) respiratory organs of annelids.

Last Answer : (a) excretory organs of insects

Solenocytes are the main excretory structures in (a) echinodermates (b) platyhelminthes (c) annelids (d) molluscs.

Description : Solenocytes are the main excretory structures in (a) echinodermates (b) platyhelminthes (c) annelids (d) molluscs.

Last Answer : (b) platyhelminthes

In contrast to annelids the platyhelminthes show (a) absence of body cavity (b) bilateral symmetry (c) radial symmetry (d) presence of pseudocoel.

Description : In contrast to annelids the platyhelminthes show (a) absence of body cavity (b) bilateral symmetry (c) radial symmetry (d) presence of pseudocoel.

Last Answer : (a) absence of body cavity

Which of the following animals are true coelomates with bilateral symmetry? (a) Adult Echinoderms (b) Aschelminthes (c) Platyhelminthes (d) Annelids

Description : Which of the following animals are true coelomates with bilateral symmetry? (a) Adult Echinoderms (b) Aschelminthes (c) Platyhelminthes (d) Annelids

Last Answer : (d) Annelids

The connecting link between annelids and arthropods is a) Nereis b) Belostoma c) Peripatus d) Balanus

Description : The connecting link between annelids and arthropods is a) Nereis b) Belostoma c) Peripatus d) Balanus

Last Answer : c) Peripatus

One-celled algae enclosed in minute two-part silic shells are called: a) dinoflagellates (pron: die-no-flaj-el-ates) b) coelenterates (pron: sell-en-ter-ates) c) annelids d) diatoms

Description : One-celled algae enclosed in minute two-part silic shells are called: a) dinoflagellates (pron: die-no-flaj-el-ates) b) coelenterates (pron: sell-en-ter-ates) c) annelids d) diatoms

Last Answer : ANSWER: D -- DIATOMS 

Which of these has a closed type of circulatory system `:-`

Description : Which of these has a closed type of circulatory system `:-`

Last Answer : Which of these has a closed type of circulatory system `:-` A. Cockroach B. Fish C. Mollusca D. Scorpion

Chordate identity card. How are they characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Description : Chordate identity card. How are they characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Last Answer : Examples of representing beings: protochordates (ascidians, amphioxus), vertebrates. Basic morphology: branchial clefts, notochord, neural tube. Type of symmetry: bilateral. Germ layers and coelom: ... in vertebrates. Types of reproduction: sexual, with or without larval stage. Fish Review

Echinoderm identity card. How are echinoderms characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Description : Echinoderm identity card. How are echinoderms characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Last Answer : Examples of representing beings: sea cucumber, sea urchin, starfishes. Basic morphology: calcareous endoskeleton with spines, ambulacral system. Type of symmetry: secondary radial. Germ layers and ... cephalization. Types of reproduction: sexual, with larval stage. Phylum Chordata - Study Here

Mollusc identity card. How are molluscs characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Description : Mollusc identity card. How are molluscs characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Last Answer : Examples of representing beings: snails, sea slugs, octopuses, squids, mussels, oysters. Basic morphology: soft body, with or without calcareous shell. Type of symmetry: bilateral. ... system: ganglial, advanced cephalization in cephalopods. Types of reproduction: sexual. Phylum Echinodermata Review

Arthropod identity card. How are arthropods characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Description : Arthropod identity card. How are arthropods characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Last Answer : Examples of representing beings: cockroaches, flies, crabs, lobsters, shrimps, spiders, scorpions, mites. Basic morphology: segmented body (metameric), articulated limbs, chitinous exoskeleton, ... crustaceans, metamorphosis in some insects, no larval stage in arachnids. Phylum Mollusca Review

Annelid Identity card. How are they characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Description : Annelid Identity card. How are they characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Last Answer : Examples of representing beings: earthworms, leeches, lugworms. Basic morphology: cylindrical body, segmented (metameric). Type of symmetry: bilateral. Germ layers and coelom: triploblastics, ... ). Types of reproduction: sexual, with dioecious and monoecious beings. Phylum Arthopoda Review

Nematode identity card. How are nematodes characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Description : Nematode identity card. How are nematodes characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Last Answer : Examples of representing beings: ascaris, hookworms, filaria, pinworms. Basic morphology: cylindric (round) body, not segmented. Type of symmetry: bilateral. Germ layers and coelom: ... ganglial chord, primitive cephalization. Types of reproduction: sexual. Phylum Annelida - Q&A Review

Platyhelminth identity card. How are platyhelminthes characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Description : Platyhelminth identity card. How are platyhelminthes characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Last Answer : Examples of representing beings: planarias, schistosomes, taenias. Basic morphology: flat worm. Type of symmetry: bilateral. Germ layers and coelom: triploblastics, acoelomates. Digestive system: ... , beginning of cephalization. Types of reproduction: asexual and sexual. Phylum Nematoda Review

Cnidarian identity card. How are they characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Description : Cnidarian identity card. How are they characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Last Answer : Examples of representing beings: jellyfish, corals, sea anemones, hydra. Basic morphology: polyp or medusa. Type of symmetry: radial. Germ layers and coelom: diploblastics, acoelomate. Digestive ... of reproduction: asexual and sexual with larval stage and metagenesis. Flatworms - Study Them Here

Sponge identity card. How are sponges characterized according to example of representing beings, basic morphology, type of symmetry, embryonic (germ) layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Description : Sponge identity card. How are sponges characterized according to example of representing beings, basic morphology, type of symmetry, embryonic (germ) layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Last Answer : Example of representing beings: sponges. Basic morphology: tubular or globular body with spongocoel, sessile; choanocytes, pinacocytes and amoebocytes. Type of symmetry: not established. Germ layers ... Types of reproduction: asexual and sexual with larval stage. Cnidarians - Questions and Answers

Which of the following pairs has open type of circulatory system? (1) Earthworm and Leech (2) Man and Whale (3) Cockroach and Silverfish (4) Tadpole larva and Fish

Description : Which of the following pairs has open type of circulatory system? (1) Earthworm and Leech (2) Man and Whale (3) Cockroach and Silverfish (4) Tadpole larva and Fish

Last Answer : (3) Cockroach and Silverfish Explanation: The open circulatory system is common to mollusks and arthropods. Open circulatory systems pump blood into a hemocoel with the blood diffusing back to the ... . Cockroaches and silverfish have an open circulatory system. They don't have any blood vessels.

Which of the following pairs has open type of circulatory system? (1) Earthworm and Leech (2) Man and Whale (3) Cockroach and Silverfish (4) Tadpole larva and Fish

Description : Which of the following pairs has open type of circulatory system? (1) Earthworm and Leech (2) Man and Whale (3) Cockroach and Silverfish (4) Tadpole larva and Fish

Last Answer : Cockroach and Silverfish

What is the function of the circulatory system?

Description : What is the function of the circulatory system?

Last Answer : A: The circulatory system is responsible for transporting nutrients, oxygen, and waste products throughout the body.

What is the disadvantages and advantages of circulatory system of mammal?

Description : What is the disadvantages and advantages of circulatory system of mammal?

Last Answer : The circulatory system of mammals, also known as the cardiovascular system, plays a crucial role in the transport of oxygen, nutrients, hormones, and waste products throughout the body. It ... , its advantages outweigh the drawbacks and contribute to the overall functioning and survival of mammals.

What are the advantages and disadvantages of the mammal circulatory system?

Description : What are the advantages and disadvantages of the mammal circulatory system?

Last Answer : answer:One advantage would be the ability to repair tissue damage due to localized inflamation and recruitment of cells through the secretion of cytokines. The ability to regulate body heat ... either hemolytic anemia, un-checked proliferation of immature or mutant cells, and bleeding dyscrasias.

(a) “The breathing cycle is rhythmic whereas exchange of gases is a continuous process”. Justify this statement. (b) What happens if conducting tubes of circulatory system develops a leak? State in brief, how could this be avoided? (c) How opening and closing of stomata takes place? -Biology

Description : (a) “The breathing cycle is rhythmic whereas exchange of gases is a continuous process”. Justify this statement. (b) What happens if conducting tubes of circulatory system develops a leak? State in brief, how could this be avoided? (c) How opening and closing of stomata takes place? -Biology

Last Answer : (a) The breathing cycle involves inhalation and exhalation of air due to alternate expansion and contraction of thoracic cavity. Thus it is a rhythmic process. But exchange of gases is a continuous process ... pore opens up. When water moves out the guard cells shrinks and the stomatal pore closes.

List the three kinds of blood vessels of human circulatory system and write ¦ their functions in tabular form. -Biology

Description : List the three kinds of blood vessels of human circulatory system and write ¦ their functions in tabular form. -Biology

Last Answer : Three types of blood vessels in human circulatory system are: Arteries, Veins and Capillaries. Their functions are tabulated below: