General Morphology The internal cavity is called the atrium or spongocoel Water is drawn into it through a series of incurrent pores or dermal ostia present in the body wall into a central cavity and then flows out of the sponge through a large opening at the top called the osculum Body layers 1.eneral Morphology The internal cavity is called the atrium or spongocoel Water is drawn into it through a series of incurrent pores or dermal ostia present in the body wall into a central cavity and then flows out of the sponge through a large opening at the top called the osculum Body layers 1.
5 years ago. It is different for everyone how long the meds take to work. You should be scheduled for a blood test at about 6 - 8 weeks after starting levothyroxine. At that point your dosage may be adjusted, and then another blood test at 6 - 8 weeks.I have realized that being hypothyroid is a test of your patience, it all takes time. My levels stabilized about 9 months after starting medication.Some people take longer than that. But hopefully you will see some improvement within the next few weeks.t that point your dosage may be adjusted, and then another blood test at 6 - 8 weeks. I have realized that being hypothyroid is a test of your patience, it all takes time. My levels stabilized about 9 months after starting medication. Some people take longer than that.
If then your TSH is found to be high (and thus your thyroid hormone low), then you would warrant referral to an endocrinologist who can work-up the cause of hypothyroidism (if there). Thyroid replacement medication should begin working towards reducing your symptoms within a few weeks.Often it takes some time to find the right dose for you. Good luck. This answer is for general informational purposes only and is not a substitute for professional medical advice.esides decreased energy, bloating, and weight gain, patients with hypothyroidism also have cold intolerance, depression, and constipation. However, decreased energy and weight gain can be do to many other things other than hypothyroidism.