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Furosemide, sold under the brand name Lasix among others, is a loop diuretic medication used to treat edema due to heart failure, liver scarring, or kidney disease. [4] Furosemide may also be used for the treatment of high blood pressure . [ 4 ]
The heart is at the top of the back, just behind the head, and the average heart rate is about 180 bpm under normal conditions. Daphnia spp., like many animals, are prone to alcohol intoxication, and make excellent subjects for studying the effects of the depressant on the nervous system due to the translucent exoskeleton and the visibly ...
Daphnia have a compound eye, and they are known to have an optomotor response. [12] D. pulicaria generally have a body length less than 3mm. [3] Because of the clear carapace of Daphnia, it is possible to see the heart and digestive tract, which often appears to be green due to the consumption of algae. [11]
Some drugs and medications affect heart rate, meaning you may have a lower maximum heart rate and target zone, says Dr. Steinbaum. “If you have a heart condition or take medication, ask your ...
Daphnia pulex is the most common species of water flea. [3] It has a cosmopolitan distribution : the species is found throughout the Americas, Europe, and Australia. [ 4 ] It is a model species , and was the first crustacean to have its genome sequenced.
Daphnia magna is a key species in many lentic habitats. It can be found in lakes and shallow ponds rich in organic matter sediment. [6] Numerous natural predators are known and can lead to plastic phenotypic responses. In the presence of kairomones, Daphnia spp. develop conspicuous protective structures as an elongated spine and a large body ...
Afterload is a determinant of cardiac output. [1] Cardiac output is the product of stroke volume and heart rate. [2] Afterload is a determinant of stroke volume (in addition to preload, and strength of myocardial contraction).
[13] [14] In the heart, this contributes to a decreased heart rate. They do so by the G βγ subunit of the G protein; G βγ shifts the open probability of K + channels in the membrane of the cardiac pacemaker cells, which causes an outward current of potassium, effectively hyperpolarizing the membrane, which slows down the heart rate.