Parts of brain

ANATOMY

1. “Brain Anatomy” Department of Health Professional Technologies

2. BRAIN ANATOMY (Forebrain and Midbrain) OUTLINE Definition of Brain Divisions of brain Forebrain (definition and parts) Midbrain

3. BRAIN: central organ of n ervous system

4. FOREBRAIN Other name: Prosencephalon largest brain division anterior of the three primary divisions of the brain  Function: controls many of the senses.

5. THALAMUS Location: between cerebral cortex and midbrain Function: carries sensory information (both from auditory and visual pathways). produces feelings of anger, pain, grief, sleep, rest and speech as well. Shape: Egg-shaped structure

6. LIMBIC SYSTEM Name: Latin word meaning border Location: Between thalamus and cerebrum Shape: Doughnut-shaped Function: controls emotional behaviours : love, hate, sexual responses tranquility, fear, rage

7. CEREBRUM : Largest part of forebrain Two halves (cerebral hemispheres) Left and right Corpus callosum: bundle of neural fibres (connects cerebral hemispheres) Outer layer: cerebral cortex Shape: shelled walnut shape Function: Thinking, processes sensory information, judgement, speech

8. CEREBRAL LOBES Frontal Lobe: controls voluntary activities. Occipital Lobe: controls visual sensations Parietal Lobe: related to sensations of touch and pressure Temporal Lobe: involved in hearing, tasting and smelling.

9. MIDBRAIN: Another name: Mesencephalon Location: Between hindbrain and forebrain Reduced in humans Function: i ) Reflex movement of eyes ii ) Auditory processing iii) V isual processing Parts: Tectum: upper part; for sight and hearing Tegmentum: lower part; eye movements and sleep and awake cycle.

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