Thyroid gland is a butterfly shaped structure located in front of the trachea just below the Adam's apple in neck region. it produces two types of hormones:
1. T₃ (tri-iodothyronin) 2. T₄ (thyroxin)
These hormones control metabolism of the body. To lesser extent it also secrete calcitonin that regulate Ca level in blood. The abnormal secretion of these hormones lead to many disease like hyperthyroidism and hypothyroidism.
symptoms of abnormal throid:
<span>High cholesterol levels </span><span>Aches and pains: </span><span>Mental fogginess and poor concentration: </span><span>Nervousness and tremor </span>Racing heartbeat: <span>Heat intolerance </span><span>Weight gain or difficulty losing weight (despite reduced food intake) Coarse, dry hair and dry skin Constipation Depression Abnormal menstrual cycles Slowed speech (severe cases) Jaundice (severe cases) <span>Increase in tongue size (severe cases) </span></span><span>A tight feeling in your throat. Difficulty swallowing. Coughing. <span>Difficulty breathing </span></span><span>Anxiety and irritability. A fine tremor of your hands or fingers. Enlargement of your thyroid gland (goiter) </span>
When a person's thyroid malfunctions, they can feel tired,<span> nervous, or their muscles can feel weak. They can experience weight gain or loss; impaired memory; or, if female, it can affect their menstrual cycle. </span> <span />
Answer: Freshwater aquaculture produces species such as catfish and trout. Freshwater aquaculture primarily takes place in ponds or other manmade systems.
