Nervous System
Which of the following is NOT a part of a neuron?

A. axon
B. axon terminal
C. synapse
D. soma

One of the following is made of myelinated nerve fibers of tracts:

A. White matter
B. Gray matter
C. Cell bodies
D. Nerve fibers

One of the followings affects post synaptic membrane in CNs and PNS:

A. Alcohol
B. Nicotine
C. dopamine
D. All of these

Which of the following is NOT true of the human brain?

A. The cerebellum plays a key role in making movement smooth and efficient, and lies at the black of the brain
B. The motor and sensory systems do not interact
C. The spinal cord, made up of both axons and ganglia, provides us with essential reflexes
D. The brain comprises two halves-or hemispheres

Hind brain includes:

A. Medulla
B. Pons
C. Cerebellum
D. All of these

Regarding the electrical activity of neurons, which of the following is?

A. Neurons are integrators; they can have a vast number of different inputs, but they produce just a single output signal, which they transmit to their targets
B. There is a small voltage difference between the inside and the outside of the neuron in it resting state, known as the action potential
C. The inputs to neurons are tiny amounts of chemical neurotransmitters
D. In the steady state neurons, there is an active pumping of ions across the neuronal membrane

One of the followings cushions brain and spinal cord against bumps and jolts:

A. Meninges
B. Meningeal fluid
C. Cerebrospinal fluid
D. All of the above