20 Questions
What is the primary function of the sympathetic division of the autonomic nervous system (ANS)?
Promoting fight-or-flight responses
Which division of the nervous system consists of approximately 100 million neurons associated with the gastrointestinal tract?
Enteric Nervous System (ENS)
What is the primary role of the parasympathetic division of the autonomic nervous system (ANS)?
Slowing down heart rate
Which part of the nervous system controls involuntary actions and communicates with the central nervous system via sympathetic and parasympathetic neurons?
Enteric Nervous System (ENS)
What is the primary function of the Dentate gyrus in the limbic system?
Memory
Which part of the limbic system is associated with emotions such as fear and anger?
Amygdala
Which meningeal layer is the most superficial and tough protective covering of the central nervous system?
Dura mater
In which brain lobe is the Cingulate gyrus located?
Frontal lobe
What is the function of the mammillary bodies?
Relay stations for reflexes related to the sense of smell
Where is the median eminence located?
Around the infundibulum
Which region of the hypothalamus includes the dorsomedial nucleus and ventromedial nucleus?
Tuberal region
What does the supraoptic region of the hypothalamus control?
Activities superior to the optic chiasm
Which part of the brain provides protection from fluctuating electrolytes, tissue metabolites, toxic substances, and pathogens?
Blood-Brain-Barrier
What is the main blood supply to the brain?
Internal carotid arteries and vertebral arteries
What is the abrupt onset of persistent neurological symptoms that arise as a result of nervous tissue damage called?
Cerebral vascular accident (CVA)
What is an episode of transient neurological deficits that arise as a result of impaired blood flow to nervous tissue called?
Transient Ischemic Attack (TIA)
Which structure returns blood from the brain back to the heart via the internal jugular veins?
Dural Venous Sinuses
What protects the brain from fluctuating electrolytes, tissue metabolites, toxic substances, and pathogens?
Blood-Brain-Barrier
What is a major risk factor for Cerebral Vascular Accident (CVA)?
High blood pressure
What are the symptoms of Transient Ischemic Attack (TIA)?
(Broken line) Dural Venous Sinuses Superior sagittal sinus BIOL202
This quiz covers the major parts and functions of the brain and spinal cord, including structures like the limbic lobe, amygdala, mammillary bodies, and thalamic nuclei. It also explores the functions primarily related to emotions and sensory processing.
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