Final answer:
A patient with a tumor secreting increased TSH is likely to have symptoms of hyperthyroidism, which include irritability and weight loss due to the overproduction of thyroid hormones.
Step-by-step explanation:
A patient with a tumor that secretes increased levels of thyroid-stimulating hormone (TSH) is likely to exhibit symptoms of hyperthyroidism. Hyperthyroidism occurs when the thyroid gland is overactive and produces excess thyroid hormones. This can lead to symptoms such as irritability and weight loss, increased heart rate, heat intolerance, and difficulty sleeping. These symptoms contrast with those of hypothyroidism, which includes weight gain, cold intolerance, decreased heart rate, and dry skin.
Given these descriptions, a patient with a tumor producing more TSH would most likely experience symptoms aligned with hyperthyroidism rather than hypothyroidism. It's important to note that hyperthyroidism's effects on metabolism can cause accelerated and excessive energy usage in the body, leading to symptoms such as irritability and weight loss.