Neuroscience: Central Nervous System Overview

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What type of neurons are responsible for transmitting signals away from the Central Nervous System?

Mixed Neurons

Sensory Neurons

Interneurons

Motor Neurons (correct)

Which nervous system division is most active during physical activity?

Parasympathetic Nervous System

Sympathetic Nervous System (correct)

Enteric Nervous System

Somatic Nervous System

Which subdivision of the Autonomic Nervous System regulates resting functions?

Enteric Nervous System

Parasympathetic Nervous System (correct)

Somatic Nervous System

Sympathetic Nervous System

What type of cells in the Nervous System support and protect neurons?

Glial Cells Signup and view all the answers

Which nervous system subdivision independently monitors and controls the digestive tract?

Enteric Nervous System Signup and view all the answers

What is the function of the corpora quadrigemina located in the midbrain?

Regulating vision and hearing reflexes Signup and view all the answers

Which part of the brainstem is responsible for controlling the autonomic nervous system?

Medulla Oblongata Signup and view all the answers

Which region of the brainstem plays a key role in transmitting signals for breathing regulation?

Pons Signup and view all the answers

Where is the cardiovascular center located responsible for regulating heart rate and blood pressure?

Medulla Oblongata Signup and view all the answers

Which part of the brainstem contains neural pathways connecting the cerebellum to the rest of the brain?

Pons Signup and view all the answers

What is the function of the foramen magnum located at the base of the skull?

Allows passage of spinal cord and nerves Signup and view all the answers

What region of the brain is primarily responsible for processing visual information from the eyes?

Occipital lobe Signup and view all the answers

Which lobe of the brain is responsible for processing auditory information and language comprehension?

Temporal lobe Signup and view all the answers

Where is the parietal lobe located in the brain?

Top of the brain Signup and view all the answers

Which area of the brain is responsible for executive functions like planning, decision-making, and personality?

Frontal lobe Signup and view all the answers

What function is primarily associated with the cerebellum in the brain?

Maintaining balance and posture Signup and view all the answers

Which part of the brain receives input from sensory systems in the body, including the inner ear?

Cerebellum Signup and view all the answers

Which brain structure plays a critical role in regulating many vital physiological processes such as hunger, thirst, body temperature, sleep, and reproduction?

Hypothalamus Signup and view all the answers

What is the primary function of the thalamus in the central nervous system?

Sorting and relaying sensory information to the cortex Signup and view all the answers

Which part of the brain is involved in emotion, motivation, and memory, and is located just below the thalamus?

Hypothalamus Signup and view all the answers

What is the main function of the cerebellum in the context of the central nervous system?

Integrate sensory information for smooth movements Signup and view all the answers

Which brain structure receives sensory input from different parts of the body and relays it to appropriate regions of the cortex?

Thalamus Signup and view all the answers

In the central nervous system, which structure is involved in amplifying or attenuating sensory inputs based on their importance or an individual's current goals?

Thalamus Signup and view all the answers

What is the main role of astrocytes in the CNS?

Contribute to Blood-Brain Barrier Signup and view all the answers

Which glial cell type is responsible for myelinating several axons in the CNS?

Oligodendrocyte Signup and view all the answers

What is the main function of ependymal cells in the CNS?

Lines cavities of the brain and spinal cord, filters blood to make CSF Signup and view all the answers

What is the primary function of Schwann cells?

Myelinate PNS axons Signup and view all the answers

Which glial cell type is referred to as CNS-resident macrophages?

Microglial Cell Signup and view all the answers

Which type of glial cell forms and maintains the protective covering around CNS axons?