Q1. Which part of the brain is responsible for regulating body temperature?A. ThalamusB. CerebellumC. HypothalamusD. Medulla oblongata
Q2. Which of the following statements about the hypothalamus is correct?A. It regulates body temperature and hunger.B. It processes visual information.C. It generates action potentials.D. It produces cerebrospinal fluid.
Q3. Which part of the nervous system controls voluntary movements?A. Autonomic nervous systemB. Somatic nervous systemC. Sympathetic nervous systemD. Parasympathetic nervous system
Q4. What is the primary function of the sodium-potassium pump in neurons?A. Generates action potentialsB. Maintains resting membrane potentialC. Facilitates neurotransmitter releaseD. Conducts nerve impulses along the axon
Q5. What is the function of the midbrain in the central nervous system?A. Regulates emotions and motivationB. Processes and integrates visual, auditory, and motor informationC. Controls involuntary actions such as heartbeatD. Synthesizes neurotransmitters for the entire brain
Q6. Which of the following statements about the sympathetic nervous system is incorrect?A. It is part of the autonomic nervous system.B. It is activated during stressful situations.C. It decreases heart rate and promotes digestion.D. It causes pupil dilation.
Q7. What is the primary function of the cerebrum in the human brain?A. Maintaining balance and coordinationB. Processing sensory information and higher cognitive functionsC. Controlling involuntary actionsD. Relaying impulses to the spinal cord
Q8. Which of the following is a characteristic of myelinated nerve fibers?A. They have slower impulse conductionB. They are covered by Schwann cellsC. They lack nodes of RanvierD. They are only found in the spinal cord
Q9. Which structure of the neuron is responsible for receiving and transmitting signals to the cell body?A. AxonB. DendritesC. Myelin sheathD. Schwann cells
Q10. What is the function of the myelin sheath in neurons?A. To generate action potentialsB. To insulate the axon and increase conduction speedC. To store neurotransmittersD. To synthesize proteins