Limbic system Flashcards
Which of the following imprints emotional response in the memory?
Mammillary body
Fornix
Amygdala
Hippocampus
Cingulate gyrus
Amygdala
Which of the following is NOT an input to the hippocampus?
Prefrontal cortex
Amygdala
Cingulate gyrus
Dentate gyrus
Mammillary body
Mammillary body
Function:??
Which of the following structures is not a part of the limbic system?
a) Hippocampus
b) Amygdala
c) Thalamus
d) Hypothalamus
Answer: c) Thalamus
What is the primary function of the limbic system?
a) Motor control
b) Sensory processing
c) Emotional regulation
d) Digestive regulation
Answer: c) Emotional regulation
The hippocampus is responsible for:
a) Processing emotions
b) Consolidating long-term memory
c) Regulating heart rate
d) Controlling movement
Answer: b) Consolidating long-term memory
Which neurotransmitter is commonly associated with the limbic system?
a) Serotonin
b) Dopamine
c) GABA
d) Acetylcholine
Answer: a) Serotonin
The amygdala is responsible for:
a) Controlling heart rate
b) Processing fear and other emotions
c) Regulating body temperature
d) Controlling voluntary movements
Answer: b) Processing fear and other emotions
Damage to the hypothalamus can result in:
a) Loss of long-term memory
b) Increased appetite and weight gain
c) Inability to control movements
d) Inability to experience emotions
Answer: b) Increased appetite and weight gain
Damage to the hypothalamus can result in:
a) Loss of long-term memory
b) Increased appetite and weight gain
c) Inability to control movements
d) Inability to experience emotions
Answer: b) Increased appetite and weight gain
The limbic system is also involved in the regulation of the:
a) Respiratory system
b) Immune system
c) Endocrine system
d) Muscular system
Answer: c) Endocrine system
The limbic system plays a role in addiction because:
a) It is involved in reward processing
b) It controls muscle movements
c) It regulates body temperature
d) It processes sensory information
Answer: a) It is involved in reward processing
The limbic system is interconnected with which other system in the brain?
a) The motor system
b) The somatosensory system
c) The visual system
d) The olfactory system
Answer: d) The olfactory system
Which part of the limbic system is responsible for the production of dopamine?
a) Hippocampus
b) Amygdala
c) Thalamus
d) Ventral tegmental area
Answer: d) Ventral tegmental area
Which is not of the following is NOT the component of limbic system?
A. Cingulate gyrus
B. Insula
C. Parahippocampal gyrus
D. Subcallosal gyrus
E. Hippocampal formation
F. Caudate Nucleus
F. Caudate Nucleus
What is the function of choroid plexus?
- CSF Production
- Blood-CSF Barrier
Question 1:
A 35-year-old male patient presents with a history of depression and anxiety. Upon examination, the patient also reports a loss of smell and taste sensation. Which limbic system structure could be potentially affected in this patient?
The loss of smell and taste sensation is suggestive of dysfunction of the olfactory bulb, which is a part of the limbic system. The olfactory bulb receives and processes information about smell, which is closely linked to memory, emotion, and behavior. Dysfunction of the olfactory bulb can result in a range of psychiatric symptoms, including depression and anxiety.
A 50-year-old female patient presents with a history of memory loss and difficulty in forming new memories. Upon examination, the patient also exhibits inappropriate emotional responses to certain situations. Which limbic system structure could be potentially affected in this patient?
The patient’s symptoms suggest dysfunction of the hippocampus, which is a part of the limbic system. The hippocampus plays a crucial role in memory formation, particularly in the formation of new memories. Dysfunction of the hippocampus can lead to memory loss and difficulty in forming new memories. Inappropriate emotional responses are also commonly observed in patients with hippocampal damage, as the hippocampus is involved in regulating emotional responses to various stimuli.
