NEET Biology: Neural Control and Coordination — Practice Set 10

Q1. Which of the following statements about the sodium-potassium pump is incorrect?

A. It helps maintain the resting membrane potential.
B. It actively transports sodium (Na⁺) into the neuron and potassium (K⁺) out.
C. It requires ATP to function.
D. It plays a role in restoring the ionic balance after an action potential.

Q2. What is the main function of the myelin sheath around neurons?

A. To generate neurotransmitters
B. To increase the speed of nerve impulse conduction
C. To store electrical energy
D. To produce action potentials

Q3. Which of the following statements about the autonomic nervous system is correct?

A. It controls involuntary functions like heart rate and digestion.
B. It only regulates skeletal muscle movements.
C. It consists only of the sympathetic nervous system.
D. It does not influence the endocrine system.

Q4. Which of the following best describes the function of the limbic system?

A. Controls voluntary muscle movements
B. Regulates emotions, motivation, and memory
C. Processes auditory information
D. Regulates the secretion of digestive enzymes

Q5. Which of the following is NOT controlled by the autonomic nervous system?

A. Heart rate
B. Digestive functions
C. Voluntary muscle movement
D. Pupil dilation

Q6. Which of the following statements about the parasympathetic nervous system is correct?

A. It is responsible for the "rest and digest" response.
B. It increases heart rate and inhibits digestion.
C. It prepares the body for emergencies.
D. It does not influence glandular activity.

Q7. Which of the following statements about synaptic transmission is incorrect?

A. Neurotransmitters are stored in synaptic vesicles.
B. Neurotransmitters cross the synaptic cleft to bind to receptors on the postsynaptic membrane.
C. Neurotransmitters pass freely through the postsynaptic membrane without binding to receptors.
D. Synaptic transmission can be excitatory or inhibitory.

Q8. Which part of the brain controls the balance and coordination of body movements?

A. Medulla oblongata
B. Cerebellum
C. Thalamus
D. Hypothalamus

Q9. Which of the following correctly describes the function of Nissl’s granules in neurons?

A. Synthesis of neurotransmitters
B. Formation of the myelin sheath
C. Transmission of nerve impulses
D. Maintaining the resting membrane potential

Q10. Which of the following best describes saltatory conduction in myelinated neurons?

A. Impulse jumps from one node of Ranvier to another
B. Impulse travels continuously along the axon
C. Impulse conduction is slower in myelinated neurons
D. Impulse conduction occurs in only one direction

Biology — Neural Control and Coordination

Set 10 of 24

15:00

0/10 answered

Sign in to save your score and view detailed explanations

1Question 1 of 10

Medium

Which of the following statements about the sodium-potassium pump is incorrect?

TopperSquare

Sign in to save progress, see explanations, and track analytics.

Questions

Answered

Flagged

Visited

Not visited

All Sets

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24