Alberta Diploma Exams · Biology 30
Nervous and Endocrine Systems
17 practice questions, each with the answer and an explanation.
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Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.
All 17 questions
- Which part of the brain regulates body temperature, thirst and hunger?
- Which gland produces thyroxine, which regulates metabolic rate?
- In a reflex arc, which neuron carries the signal from the receptor to the spinal cord?
- Which part of a neuron carries the nerve impulse away from the cell body?
- Which hormone lowers blood glucose by helping cells take up glucose?
- Which hormone is released by the adrenal medulla during stress?
- A person's blood glucose rises after a meal and then returns to normal. Which feedback type explains this?
- What causes the repolarisation phase of an action potential?
- What happens when an action potential reaches the axon terminal?
- Which hormone is released by the posterior pituitary and increases water reabsorption in the kidney?
- Which division of the autonomic nervous system speeds up the heart during stress?
- In type 1 diabetes, what is the main problem?
- What is the approximate resting membrane potential of a neuron?
- What does the myelin sheath do in a myelinated axon?
- During the depolarisation phase of an action potential, which ions rush into the neuron?
- Which part of the brain controls heart rate and breathing?
- Which enzyme breaks down acetylcholine in the synaptic cleft?
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