Q1. Which structure regulates the body's temperature, hunger, and thirst?A. ThalamusB. CerebrumC. HypothalamusD. Medulla oblongata
Q2. What is the primary function of the brainstem?A. Processing sensory inputB. Controlling involuntary actionsC. Regulating emotionsD. Generating conscious thought
Q3. Which neurotransmitter is involved in mood regulation and is often linked to depression?A. DopamineB. AcetylcholineC. SerotoninD. GABA
Q4. Which neurotransmitter is mainly involved in muscle contraction?A. DopamineB. SerotoninC. AcetylcholineD. GABA
Q5. Which part of the neuron receives signals from other neurons?A. AxonB. DendritesC. Cell bodyD. Myelin sheath
Q6. Which ion is responsible for initiating neurotransmitter release at a synapse?A. Sodium (Na⁺)B. Potassium (K⁺)C. Calcium (Ca²⁺)D. Chloride (Cl⁻)
Q7. Which of the following statements about neurons is correct?A. Neurons are the structural and functional units of the nervous system.B. Neurons can divide and regenerate like normal body cells.C. Neurons do not require energy to transmit impulses.D. Neurons lack a cell membrane.
Q8. Which of the following is the structural and functional unit of the neural system?A. NeuronB. AxonC. SynapseD. Ganglion
Q9. Which of the following structures is responsible for maintaining posture and equilibrium?A. Medulla oblongataB. HypothalamusC. CerebellumD. Thalamus
Q10. What is the function of the medulla oblongata?A. Controls voluntary muscle movementsB. Regulates heart rate and respirationC. Processes visual informationD. Synthesizes neurotransmitters