Mosquito Internal Anatomy

It bears two large compound eyes and a pair of long many-segmented antennae. The mosquito is a primitive example of haustellate mouthparts.

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The abdomen holds the blood that female mosquitoes take in and a nerve in the abdomen signals when it is full.

Mosquito internal anatomy. It consists of eleven segments in. The word mosquito formed by mosca and diminutive -ito is Spanish and Portuguese for little fly. In the mosquito anatomy these parts differ from other insects in that the female has glands that produce a material which keeps the blood from coagulating while she is feeding.

The head is made of 5-7 fused segments and bears the eyes antennae and mouthparts. The whole being held together by a tough yet stretchable membrane. The head is small and spherical in shape.

The Insect Abdomen The insect abdomen is built up of a series of concave upper integumental plates known as tergites and convex lower integumental plates known as sternites. The Salivary Gland empties from the anterior portion of the insect near the mouth. The insect abdomen contains the digestive system and reproductive organs.

Internal Anatomy Contact. From there oral modifications become even more specified to food resource by fusing structures to create new appendages the labellular organ of a house fly or reducinglosing structures completely the simple proboscis of a butterfly. CONTENTS Page Introduction I IThelarva 3 Thehead 4 Thefeedingorgans 1 1 Thelabrum 12 Thepreoralcavity 15 Theepipharyngealapparatus 15 Themandibles 16 Themaxillae 17 Thelabiumandhypopharynx 19 Thepharynx 21 Larvalfeeding 22 Thethorax 24 Theabdomen 26 Internalanatomy 31 Thetrachealsystem 31 Thedorsalbloodvessel 32 Thealimentarycanal 32 TheMalpighiantubules 33 Thesalivaryglands 33.

The head has the mouth and eyes while the thorax has the legs spiracles breathing holes and wings. The thorax can. The thorax consists of three segments called the pro- meso- and metathorax.

It is a very active structure and the saliva is used. Within each order and family these familiar themes are replayed in a myriad of different ways. Explore the anatomy of a mosquito.

Compared to us the nervous system and circulatory system are reversed The hearts in the abdomen help pump the fluid forward into the aorta Insects have an open circulatory system this means their blood is free floating contacting organs Hemolymph. The mosquito digestive tract is a tube that runs the full length of its body and has various parts and glands to allow the insect to digest its food. In some insects eg mosquito the crop may appear in the form of a diverticulum.

Mosquitoes belong to the order Diptera true flies. The legs also come out of the thorax six in all with tiny claws at the end of each to help the mosquitoes stay attached to surfaces. Insects have three major body regions.

Small openings called spiracles line both sides of the abdomen allowing the mosquitoes to draw in air. Note the size of the muscles and that some are cut in longitudinal section while others are cut in cross section. The outer shell of the mosquito is called an exoskeleton.

Mosquito Culicidae female internal anatomy and sucking blood from skin cross-section. Insect Anatomy 101 So what makes an insect an insect. Their mouthparts are pairs of modified legs.

Mosquitoes have a slender segmented body one pair of wings one pair of halteres three pairs of long hair-like legs and elongated mouthparts. The body of mosquito is differentiated into head thorax and abdomen with a short and mobile neck joining the head with the thorax. Insect blood Carry nutrients to tissues carry away.

The Internal Mosquito Anatomy Digestive System. The word mosquito is Spanish for little fly and its use dates back to about 1583 in North America Europeans referred to mosquitoes as gnats. Appendages used for movement are attached to the thorax.

Because of the great diversity of form exhibited by the insects any introduction to insect anatomy like this is only going to be able to cover the basics. The abdomen hangs from the thorax and serves as the mosquitoes stomach and lungs. Head thorax and abdomen see Insect Body Regions right.

The mosquitos body or structure is made of the head thorax and abdomen. As with most insects the cockroach abdomen is composed of a series of similar segments until the terminal end when sex complicates things. The mosquito life cycle consists of egg larva pupa and adult stages.

Mosquitoes are like flies in that they have two wings but unlike flies their wings have scales their legs are long and the females have a. Generally speaking insects have a hard shell three body parts six articulated legs two antennae and four wings. Carefully cut through.

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