Coordination of the Nervous and Endocrine Systems (OCR A-Level Biology A): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Which statement correctly describes the nervous system compared to the endocrine system?
Which statement correctly describes the nervous system compared to the endocrine system?
Rapid, short-term responses
What is the role of the amygdala in the fight-or-flight response?
What is the role of the amygdala in the fight-or-flight response?
Receives & evaluates danger signals
In the fast sympathetic pathway, which gland releases adrenaline?
In the fast sympathetic pathway, which gland releases adrenaline?
Adrenal medulla
How does adrenaline affect blood vessels supplying muscles and the brain?
How does adrenaline affect blood vessels supplying muscles and the brain?
Causes vasodilation
What metabolic process does adrenaline stimulate in liver cells?
What metabolic process does adrenaline stimulate in liver cells?
Glycogenolysis
What is the half-life of adrenaline in the body?
What is the half-life of adrenaline in the body?
160-190 seconds
What does it mean that the heart is myogenic?
What does it mean that the heart is myogenic?
Generates own contractions
Which neurotransmitter does the parasympathetic vagus nerve release to decrease heart rate?
Which neurotransmitter does the parasympathetic vagus nerve release to decrease heart rate?
Acetylcholine
What does antagonistic control of heart rate mean?
What does antagonistic control of heart rate mean?
Sympathetic & parasympathetic have opposite effects
What did the study show about overweight children's resting heart rate compared to healthy weight?
What did the study show about overweight children's resting heart rate compared to healthy weight?
Higher (88.8 vs 77.3 bpm)