Different Types of Leeches for Medical Use in Surgery, Described by Ibn al Quff (630-685AH)Mohammad Alharbi
There are three different types of ecosystems: natural ecosystems, man-made ecosystems, and micro-ecosystems. This article describes the characteristics of an ecosystem, subcategories for each type of ecosystem, and examples with illustrations.
Deserts are uninhabited or deserted lands, due to very little or no availability of water. This has made it extremely difficult for people to live in them unless there is a water source close by. Some deserts house oil springs, some indigenous vegetation such as cactus, and are capable of ...
leeches, or people who only like them for their things and status. They’re more connected with the world and other people because that’s where they place value. They don’t have to deal with as much drama and toxicity because that connection naturally...
Metamerism isthe repetition of homologous body segments. This type of development can be seen in the Annelids, which include earthworms, leeches, tubeworms, and their relatives. ... The earthworm is an example of an annelid showing true metamerism. ...
LeechesIn Hirudo medicinalis and Haemopis sanguisuga , two convoluted ovary cords are found within each ovary. Each ovary cord is a polarized structure composed of germ cells (oogonia, developing oocytes, nurse cells) and somatic cells (apical cell, follicular cells). One end of the ovary ...
A recent study has shown that the metabolic rate (respiration) of freshwater leeches (Glossiphoniidae) was not affected by shortterm acclimatization or by starvation for up to 1 week. However, a ch...
E. nuttalliiseems to be a preferred microhabitat for the family Sphaeriidae, of which the genusPisidiumis well known to climb up these macrophytes. The same seems to be the case with leeches from the Erpobdellidae family and snails from the family Planorbidae and Lymnaeidae. Submerged pla...