MICROANATOMY

ENDOCRINE ORGANS AND RESPIRATORY SYSTEM

THYROID

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The presence of excess thyroid hormones (T3 and T4) may cause which effects? Choose all that apply.
A
Increased heart rate
B
Decrease O2 consumption
C
Increased sensitivity to catecholamines
D
Decreased heart contractility
E
Increased blood pressure
Explanation: 

Detailed explanation-1: -Thyroid hormone (T3 and T4) affects every cell and all the organs in your body by: Regulating the rate at which your body uses calories (energy). This affects weight loss or weight gain and is called the metabolic rate. Slowing down or speeding up your heart rate.

Detailed explanation-2: -Anxiety, moodiness or irritability, hyperactivity, nervousness, perspiration or sensitivity to extreme temperatures, hand tremor (shaking), hair loss, and skipped or light menstrual periods are all symptoms of too much or excess T3 and T4 in the body.

Detailed explanation-3: -In primary hypothyroidism, the thyroid produces insufficient amounts of T3 and T4, which leads to loss of negative feedback inhibition, and increased production of TSH from the anterior pituitary.

Detailed explanation-4: -Losing weight without trying. Fast heartbeat, a condition called tachycardia. Irregular heartbeat, also called arrhythmia. Pounding of the heart, sometimes called heart palpitations. Increased hunger. Nervousness, anxiety and irritability. More items •30-Nov-2022

There is 1 question to complete.