CBSE Class 11 Neural Control and Coordination — practice questions
34 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 11 Neural Control and Coordination in the app →The resting membrane potential of a typical neuron is approximatelyThe rapid depolarisation phase of an action potential is caused bySignals between two neurons across a chemical synapse are transmitted byThe long, slender process of a neuron that conducts impulses AWAY from the cell body is the:The resting membrane potential of a typical neuron is approximately:During the DEPOLARIZATION phase of an action potential, the membrane potential rises because:The neurotransmitter released at the NEUROMUSCULAR JUNCTION is:The cerebral lobe primarily responsible for VISION is the:A REFLEX ARC (e.g., the knee-jerk reflex) is initiated WITHOUT direct brain involvement because:The 'fight-or-flight' response is primarily mediated by the:In the retina of the human eye, the COLOUR + sharp daylight vision is mediated by:PARKINSON'S DISEASE is caused primarily by:Hydra's nervous system is just a network of neurons. Insects are better organised because they have a:The brain and spinal cord together form the:A nerve fibre carrying an impulse from your skin to the CNS is:Your heart rate and gut movement are controlled without thought by the:A neuron has three major parts: cell body, axon and:The bulb at the tip of an axon branch holding neurotransmitter vesicles is the:The gaps between adjacent myelin sheaths are called:At rest, the axon membrane is more permeable to:The sodium-potassium pump moves 3 sodium ions out for every ___ potassium ions in.The potential difference across a resting neuron membrane is the:When the membrane's polarity flips at a stimulated site, it is said to be:Junctions through which an impulse passes from one neuron to the next are:Which type of synapse is faster but rare in humans?The brain is protected inside the skull by three membranes called:The two cerebral hemispheres are joined by a fibre tract called the:The cerebral cortex looks grey because it is packed with:Your body temperature and the urge to eat and drink are set by the:The four round swellings on the dorsal midbrain are the:Breathing, cardiovascular reflexes and gastric secretion are controlled by the:Pulling your hand off a hot pan without thinking is a:In a reflex arc the afferent neuron enters the spinal cord through the:Smell receptors in the nose are called: