Everyday Science

Brain & Memory Functions MCQs With Answer

Which part of the brain is responsible for memory storage?
A) Cerebellum
B) Hippocampus
C) Medulla oblongata
D) Thalamus

Answer
B) Hippocampus

What type of memory is responsible for temporarily holding information for processing?
A) Long-term memory
B) Sensory memory
C) Short-term memory
D) Implicit memory

Answer
C) Short-term memory

Which neurotransmitter plays a major role in learning and memory?
A) Dopamine
B) Serotonin
C) Acetylcholine
D) GABA

Answer
C) Acetylcholine

Which brain region is most involved in forming new memories?
A) Amygdala
B) Hippocampus
C) Hypothalamus
D) Brainstem

Answer
B) Hippocampus

What is the process of converting short-term memories into long-term memories called?
A) Encoding
B) Retrieval
C) Consolidation
D) Recall

Answer
C) Consolidation

Which type of memory stores facts and general knowledge?
A) Procedural memory
B) Episodic memory
C) Semantic memory
D) Sensory memory

Answer
C) Semantic memory

Which part of the brain processes emotions and enhances memory formation?
A) Cerebellum
B) Hypothalamus
C) Amygdala
D) Pons

Answer
C) Amygdala

Which type of memory is involved in remembering personal experiences?
A) Semantic memory
B) Procedural memory
C) Episodic memory
D) Working memory

Answer
C) Episodic memory

Which brain wave activity is associated with deep sleep and memory consolidation?
A) Alpha waves
B) Theta waves
C) Delta waves
D) Beta waves

Answer
C) Delta waves

What is the main function of the prefrontal cortex in memory?
A) Storing procedural memories
B) Regulating emotional responses
C) Managing working memory and decision-making
D) Controlling involuntary actions

Answer
C) Managing working memory and decision-making

What is the term for the inability to form new memories?
A) Retrograde amnesia
B) Anterograde amnesia
C) Alzheimer’s disease
D) Dementia

Answer
B) Anterograde amnesia

Which part of the brain is primarily responsible for motor learning and coordination?
A) Hippocampus
B) Cerebellum
C) Medulla
D) Pons

Answer
B) Cerebellum

Which memory type allows you to recall how to ride a bicycle?
A) Procedural memory
B) Semantic memory
C) Episodic memory
D) Working memory

Answer
A) Procedural memory

Which of the following conditions is associated with memory loss in older adults?
A) Parkinson’s disease
B) Alzheimer’s disease
C) Multiple sclerosis
D) Epilepsy

Answer
B) Alzheimer’s disease

What brain chemical is significantly reduced in Alzheimer’s disease?
A) Dopamine
B) Acetylcholine
C) Serotonin
D) Glutamate

Answer
B) Acetylcholine

Which type of memory allows you to recall a phone number briefly before dialing it?
A) Semantic memory
B) Working memory
C) Long-term memory
D) Implicit memory

Answer
B) Working memory

Which of the following best describes implicit memory?
A) Memory of past personal experiences
B) Memory that requires conscious effort
C) Memory of learned skills and habits
D) Memory of general facts

Answer
C) Memory of learned skills and habits

Which sleep stage is crucial for memory consolidation?
A) Stage 1
B) Stage 2
C) REM sleep
D) Light sleep

Answer
C) REM sleep

Which brain region is responsible for regulating attention and memory recall?
A) Thalamus
B) Prefrontal cortex
C) Cerebellum
D) Occipital lobe

Answer
B) Prefrontal cortex

Which of the following can improve memory function?
A) Sleep deprivation
B) Chronic stress
C) Regular exercise
D) Excessive alcohol consumption

Answer
C) Regular exercise

Which brain structure is involved in the emotional aspect of memory?
A) Brainstem
B) Amygdala
C) Cerebellum
D) Occipital lobe

Answer
B) Amygdala

What is the process of recalling previously stored information?
A) Encoding
B) Retrieval
C) Storage
D) Consolidation

Answer
B) Retrieval

Which type of memory is lost first in Alzheimer’s disease?
A) Semantic memory
B) Procedural memory
C) Short-term memory
D) Implicit memory

Answer
C) Short-term memory

Which diet is known to support brain health and memory?
A) High-fat diet
B) Processed food diet
C) Mediterranean diet
D) High-sugar diet

Answer
C) Mediterranean diet

Which condition results in sudden, temporary loss of memory?
A) Dementia
B) Transient global amnesia
C) Stroke
D) Schizophrenia

Answer
B) Transient global amnesia

Which part of the neuron transmits signals to other neurons?
A) Dendrites
B) Soma
C) Axon
D) Synapse

Answer
C) Axon

Which vitamin is essential for brain health and memory function?
A) Vitamin C
B) Vitamin D
C) Vitamin B12
D) Vitamin K

Answer
C) Vitamin B12

Which practice is effective in enhancing memory retention?
A) Multitasking
B) Cramming
C) Mindful meditation
D) Sleep deprivation

Answer
C) Mindful meditation

Which hormone is linked to memory formation under stress?
A) Insulin
B) Cortisol
C) Estrogen
D) Oxytocin

Answer
B) Cortisol

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