Week 8: Reticular Formation

Question 1

Limbic Association Cortex Function

Answer 1

Behavioral Response

Question 2

Limbic Association Cortex Components

Answer 2

1. Orbitofrontal Gyrus
2. Cingulate Gyrus
3. Parahippocampal Gyrus Entorrhinal Cortex
4. Parahippcampal Gyrus Perirhinal Cortex
5. Temporal Pole

Question 3

Hippocampal Formation Purpose

Answer 3

Memory

Question 4

Hippocampal Formation Components

Answer 4

1. Hippocampus
2. Dentate Gyrus
3. Subiculum

Question 5

Hippocampal Formation Components

Answer 5

Hippocampus, subiculum, dentate gyrus

Question 6

Amygdala Purpose

Answer 6

Emotions

Question 7

Ventral Striatum Purpose

Answer 7

Reward

Question 8

Other Parts of the Limbic System

Answer 8

Fornix
Mammillary Body
Habenula
Periaqueductal Grey
Reticular Formation

Question 9

Limbic Thalamus Components

Answer 9

Anterior Nucleus
Medial Dorsal Nucleus
Midline Nucleus

Question 10

Hypothalamus Components

Answer 10

Mammillary Nuclei
Ventromedial Nucleus
Lateral Hypothalamus

Question 11

Input to Cingulate Gyrus

Answer 11

Anterior Nucleus of Thalamus

Question 12

Subgenual Cingulate Gyrus Purpose

Answer 12

Depression

Question 13

Anterior Cingulate Gyrus Purpose

Answer 13

Physical and Emotional Pain

Question 14

Input to Anterior Cingulate Gyrus

Answer 14

Medial Dorsal Nucleus of Thalamus

Question 15

Middle Cingulate Gyrus Purpose

Answer 15

Motor

Question 16

Posterior Cingulate Gyrus Purpose

Answer 16

Sensory and Memory

Question 17

Input to Orbitofrontal Cortex

Answer 17

All sensory modalities and the reward centers

Question 18

Orbitofrontal Cortex Purpose

Answer 18

Emotional decision making, major role in addiction

Question 19

Hippocampal Formation Location

Answer 19

Floor of inferior horn of lateral ventricle

Question 20

Hippocampal Formation Components

Answer 20

Dentate gyrus, Hippocampus, Subiculum

Question 21

Fornix Location Relative to Hippocampal Formation

Answer 21

Dorsal

Question 22

Fornix Connects Hippocampal Formation to What Structure?

Answer 22

Mammillary Bodies

Question 23

Damage to Hippocampal Formation Causes What?

Answer 23

Anterograde amnesia

Question 24

Amygdala Purpose

Answer 24

Emotions and behavioral expression

Question 25

Stimulation of the amygdala leads to what?

Answer 25

Fear or anxiety

Question 26

Damage to the amygdala causes what?

Answer 26

Inability to recognize facial expressions or emotional content of speech

Question 27

Three Nuclei of the Amygdala

Answer 27

Basolateral Central Cortical

Question 28

Basolateral Nuclei Purpose

Answer 28

Connection of visual and auditory stimuli and emotional responses

Question 29

Basolateral Nuclei directly connect to what structures?

Answer 29

Prefrontal, orbital, cingulate, and anterior temporal areas

Question 30

Central Nuclei Purpose

Answer 30

Autonomic responses to sensation

Question 31

Cortical Nuclei Purpose

Answer 31

Emotional response to scents

Question 32

Mesolimbic System Purpose

Answer 32

Reward system

Question 33

Reticular Formation Purpose

Answer 33

Involved in the reflexive and autonomic functions necessary for survival

Question 34

Parvocellular Nuclei Group

Answer 34

Lateral group

Question 35

Gigantocellular Nuclei Group

Answer 35

Medial group

Question 36

Raphe Nuclei

Answer 36

Median Group

Question 37

Pretectal Area Reflex

Answer 37

Pupillary Light

Question 38

Vestibuloocular Reflex

Answer 38

Paramedian Pontine Reticular Formation

Question 39

Facial Nucleus Reflexes

Answer 39

Corneal and stapedial

Question 40

Nucleus Ambiguus Reflex

Answer 40

Gag

Question 41

Ventrolateral Medial and Dorsal Vagal Nucleus Reflex

Answer 41

Baroreceptor

Question 42

Reticular Formation Motor Control

Answer 42

Licking Chewing Sucking Spontaneous facial expressions Swallowing Vomiting

Question 43

Reticular formation regulates which cranial nerve reflexes

Answer 43

CN IX, X, XI