Live Quiz Arena
🎁 1 Free Round Daily
⚡ Enter ArenaQuestion
← Human Body & HealthWhich homeostatic disruption occurs when mutated TSH receptors?
A)Hyperthyroidism due to continuous stimulation✓
B)Hypothyroidism results from blocked signaling
C)Increased bone density through calcitonin
D)Reduced cortisol secretion, increasing inflammation
💡 Explanation
Mutated TSH receptors can cause hyperthyroidism because constitutive activation continuously stimulates thyroid hormone production, rather than regulated secretion. Therefore, excess T3/T4 results; hypothyroidism or calcitonin effects depend on different mechanisms.
🏆 Up to £1,000 monthly prize pool
Ready for the live challenge? Join the next global round now.
*Terms apply. Skill-based competition.
Related Questions
Browse Human Body & Health →- A woman with a history of recurrent miscarriages is prescribed progesterone suppositories during early pregnancy. Which process is being augmented to reduce miscarriage risk?
- Why does a patient with a spinal cord injury at the T6 level often experience impaired thermoregulation during exercise in a hot environment?
- Why does atherosclerotic plaque formation in a coronary artery lead to angina pectoris (chest pain) during exertion?
- Why does melanin synthesis increase after UVB exposure?
- A patient with liver cirrhosis experiences increased drug sensitivity. Which mechanism explains why drugs persist longer in their system?
- Why does vitamin D deficiency increase the risk of osteoporosis?
