Adrenaline (epinephrine) from adrenal medulla triggers the fight or flight response.
NEET UG 2019 — Biology Human Physiology
The hormone responsible for fight or flight response is
Verified 30 May 2026.
Insulin
Adrenaline
Thyroxine
Estrogen
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The oxygen dissociation curve of haemoglobin is sigmoid. At what partial pressure of O₂ is haemoglobin approximately 50% saturated?
Which hormone is secreted by the Islets of Langerhans in response to high blood glucose?
The pacemaker of the heart is:
The pacemaker of the heart is
Tidal volume of lungs is approximately
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