CH 4 The Brain (QUESTIONS) Flashcards
On an evolutionary perspective, _______ are at the front, ________ at the back
- The newest structures
- The oldest structures
Parts of CNS (6)
- Cortex
- Basal Ganglia
- Limbic system
- Cerebellum
- Brain Stem
- Spine
Parts of Cerebrum
- Corpus callosum
- Cortex
Parts of Cortex (4)
- Frontal Lobe
- Partiel Lobe
- Temporal Lobe
- Occipital Lobe
Parts of Limbic System (4)
- Thalamus
- Hypothalamus
- Amygdala
- Hippocampus
Parts of Brain Stem (3)
- Midbrain
- Pons
- Medulla
How much connections does the corpus callosum make?
200 million connections
Parts of Frontal Lobe (2)
- Primary motor cortex
- Prefrontal cortex
Parts of Parietal Lobe (3)
- Primary somatosensory cortex
- Taste
- Second level visual association cortex
Parts of Temporal Lobe (3)
- Primary auditory cortex
- Smell
- Second level visual association cortex
Parts of Occipital Lobe (2)
- Primary visual cortex
- First level visual association cortex
Parts of brain that have homunculi (2)
- Primary motor cortex
- Primary somatosensory cortex
Who is Peinfield? What is his significance? (3)
- Surgeon who operated on epilepsy patients who couldn’t use drugs
- Mapped brain through epilepsy surgeries
- Discovered areas that do sophisticated movements require more space and neurons to happen (e.g., tongue)
4 ways to study the brain
- Electrical measurement (EEG)
- Lesioning
- ESB
- Brain imaging
For regulation of hunger, lesioning reveals… (3)
- Lateral hypothalamus: Loss of interest in eating and potential starvation
- Ventromedial hypothalamus: Eating more frequently and weight gain
-Paraventricular hypothalamus: Eating larger portions and weight gain
When using an EBS, stimulation of the amygdala produces what emotional response in cats?
Rage
In the brain, all senses are represented ________ to the body except ________ and _______
- Contralateral
- Smell
- Vision
Vision lateralization occurs as a function of _______
Visual fields
