dr shanaz nervous sysytej\m

Which of the following is a characteristic feature of Alzheimer's disease?

• Increased dopamine production
• Progressive and irreversible degeneration...
• Rapid onset of symptoms
• Predominantly affects individuals under...

The autonomic nervous system controls all of the following EXCEPT:

• Heart rate
• Digestive processes
• Voluntary movement of the arm
• Pupil size

Which of the following is NOT a protective mechanism for the brain?

• Blood-brain barrier
• Cranial meninges
• Cerebrospinal fluid
• Lymphatic drainage

Which of the following cranial nerves is involved in controlling eye mov...

• Trigeminal nerve (V)
• Abducens nerve (VI)
• Facial nerve (VII)
• Vagus nerve (X)

Which of the following is NOT a lobe of the cerebrum?

• Frontal lobe
• Parietal lobe
• Cerebellar lobe
• Temporal lobe

The action potential refractory period refers to:

• The time when the neuron is hyperpolarized...
• The time when the neuron is depolarized a...
• The time when the neuron is repolarizing ...
• The time when the neuron has reached thres...

Which of the following is NOT true about the sympathetic and parasympath...

• They often have opposing effects on organ...
• They are both components of the autonomic ...
• They both use acetylcholine as their only ...
• They can influence the heart rate

The main role of microglia in the nervous system is:

• To form the myelin sheath around axons
• To conduct electrical impulses
• To act as phagocytes and clean up debris
• To regulate neurotransmitter release

The hypothalamus is involved in regulating all of the following EXCEPT:

• Body temperature
• Emotional reactions
• Voluntary muscle contraction
• Thirst and water balance

The structure that connects the two hemispheres of the brain is called the:

• Pons
• Medulla oblongata
• Corpus callosum
• Thalamus