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Antero-posterior radiographic view, showing missing ribs, absent lumbosacral vertebrae, hypoplastic pelvis and "frog-like" position of the lower extremities. The condition arises from some factor or set of factors present during approximately the 3rd week to 7th week of fetal development.
Ectrodactyly, split hand, or cleft hand [1] (from Ancient Greek ἔκτρωμα (ektroma) 'miscarriage' and δάκτυλος (daktylos) 'finger') [2] involves the deficiency or absence of one or more central digits of the hand or foot and is also known as split hand/split foot malformation (SHFM). [3]
Two main positions for examination can be used, depending on the patient's preference and the specific examination being performed, including the frog-leg position (with the head of the examination table raised or lowered), the lithotomy position with stirrups, or either of these with a parent holding the child. A hand mirror can be provided to ...
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The name comes from the Sanskrit मन्दुक manduka, "a frog", from the frog-like position of the legs in the asana.. The pose is one of the 32 "useful asanas" listed in the classic 17th century Hatha yoga text Gheranda Samhita; the variant pose Uttana Mandukasana is also in that list.
The coquí frog gets its name from the mating call of the male, which sounds like coquí, or "co-kee". Male coquí frogs use their call to attract female frogs and establish their territory. When multiple male coquís are found in the same area, they challenge each other's domain by song.
The asymmetrical tonic neck reflex (ATNR) is a primitive reflex found in newborn humans that normally vanishes around 6 months of age. It is also known as the bow and arrow or "fencing reflex" because of the characteristic position of the infant's arms and head, which resembles that of a fencer. When the face is turned to one side, the arm and ...
Partial neoteny is the retention of the larval form beyond the usual age of maturation, with possible sexual development (progenesis) and eventual maturation into the adult form; this is seen in the frog Lithobates clamitans.