MCQ's_Applied Nervous System and Neuro Diagnostic (3)

In the embryonic development of nervous system, what is the other name for a solid ball of cells of uniform size following zygote which has undergoes cleavage?

• Morula

• Blastula

• Neurula

• Gastrula

How do neurons communicate with one another?

• Electrically

• Chemically

• Electrically and chemically

• Through weak, radio wave like impulse

What is the stage of disease during which the patient begins to prevent general signs and symptoms?

• Illness

• Incubation

• Prodromal

• Convalescence

Which is the correct sequence explanative for pathogenesis of an infection?

• Disease, infection, exposure, invasion

• Adhesion, exposure, infection, invasion

• Exposure, adhesion, invasion, infection

• Invasion, infection, adhesion, exposure

Which is a structure in the brain that function as a relay station of all incoming motor (movement) and sensory information (hearing, taste, sight and touch)?

• Thalamus

• Cerebellum

• Hippocampus

• Corpus callosum

Which is the site/lesion in the brain produced expressive dysphasia?

• Amygdala

• Broca's Area

• Hippocampus

• Wernicke's Area

The spinal cord is a crucial component of the central nervous system, and it plays a vital role in relaying sensory and motor information. Which of the following statements about the spinal cord is accurate?

• The spinal cord terminates in the lumbar region at L1 and L2.

• The spinal cord is responsible for generating cerebrospinal fluid.

• Gray matter in the spinal cord primarily consists of myelinated axons.

• The spinal cord is encased in a single layer of bone called the vertebra.

Which of the following statements regarding the spinal cord's segments is accurate?

• The spinal cord has eight segments, one for each cervical vertebra.

• The thoracic spinal cord segments correspond to the lumbar vertebrae.

• The sacral segments are located in the upper part of the spinal cord.

• The number of lumbar segments is typically lower than the number of thoracic segments.

Which neurotransmitter is primarily responsible for transmitting signals in the parasympathetic nervous system, promoting rest and digest functions?

• Serotonin

• Acetylcholine

• Norepinephrine

• Epinephrine (adrenaline)

Which of the following best describes the primary neurotransmitter released by postganglionic sympathetic neurons at target organs in the Autonomic Nervous System (ANS)?

• Serotonin

• Dopamine

• Epinephrine

• Norepinephrine