List of top Human Anatomy and Physiology Questions on Central Nervous system

The Wilson's disease is a rare inherited disorder due to accumulation in brain, liver and other vital organs of:

Which of the following cranial nerve is instrumental in motor function:

An artificial fore-arm has a moment-of-inertia around the center of mass as 0.3kg.m². The mass of the artificial fore-arm is 3 kg. If the distance from the elbow joint to the center of mass of the fore-arm is 20 cm, the moment-of-inertia of the fore-arm about the elbow joint is ________ kg.m². Give your answer rounded off to two decimal places.

A bio-potential signal of 4 mV on the skin surface was fed to an amplifier with a differential gain of 2000. The noise in the signal is 1000 mV. If the amplifier output produces a noise output of 200 mV, the common mode rejection ratio of the amplifier is ________ dB. Give your answer rounded to the nearest integer.

In a motor nerve conduction velocity experiment, the distance between the distal and the recording sites is 4 cm and the distance between the proximal and the recording sites is 24 cm. The distal and proximal latencies were recorded as 6 ms and 10 ms, respectively. The nerve conduction velocity is ________ meters per second. Give your answer rounded off to the nearest integer.

Which of the following is/are not true about Parkinson’s disease?
A. Parkinson’s disease is caused by the degeneration of the substantia nigra in the midbrain. 
B. Parkinson's disease is caused by the degenerative loss of nigrostriatal dopaminergic neurons. 
C. Bradykinesia, rigidity and tremor are the main symptoms in Parkinson’s disease. 
D. Parkinson's disease is caused by the degenerative loss of nigrostriatal cholinergic neurons. 
Choose the correct answer from the options given below:

Formation and maintenance of myelin sheath around CNS axons are done by

Which one of the following plexus is a part of the central nervous system in the brain and consists of capillaries, ventricles, and ependymal cells?

Nerve impulse from the cochlea arrive first in which region of the brain

The location of the blood-brain barrier is considered to be

Which nerve works instrumentally as a motor nerve?

Which cranial nerve regulates the heartbeat?