Lab 9 PPT - Central Nervous System PDF

BIOL117: Human Anatomy & Physiology I for the Health Sciences Department of Athletic Training East Stroudsburg University Intro to the Central Nervous System (CNS) Structure & Function of the Brain Chapter 12 & 14...

BIOL117: Human Anatomy & Physiology I for the Health Sciences Department of Athletic Training East Stroudsburg University Intro to the Central Nervous System (CNS) Structure & Function of the Brain Chapter 12 & 14 Neuron Cerebrum Cranial Nerves Soma (cell body) Cerebral Cortex *Know- function & whether Neuroplasm White matter sensory, motor, or both* Nucleus Gray matter I – Olfactory Axon Hillock II – Optic Axon Lobes of Cerebrum III – Oculomotor Schwann Cell Frontal lobe IV – Trochlear Nodes of Ranvier Parietal lobe V – Trigeminal Dendrite Occipital lobe VI – Abducens Temporal lobe VII – Facial Meninges VIII – Vestibulocochlear Skull Specific Gyri/Folds IX – Glossopharyngeal Dura mater Precentral gyrus X – Vagus Arachnoid mater Postcentral gyrus XI – Accessory Pia mater XII – Hypoglossal Subdural space Sulcus/Fissures Subarachnoid space Central Sulcus Longitudinal fissure Regions of the Brain Lateral fissure Forebrain Telencephalon Deep/Mid-Sagittal Structures of Brain Diencephalon Corpus callosum Midbrain Thalamus Mesencephalon Hypothalamus Hindbrain Pituitary gland Metencephalon Midbrain Pons Pons Cerebellum Medulla oblongata Myelencephalon Cerebellum Medulla Oblongata Arbor Vitae Cranial Nerves *Need to know- function & whether sensory, motor, or both* I – Olfactory II – Optic III – Oculomotor IV – Trochlear V – Trigeminal VI – Abducens VII – Facial VIII – Vestibulocochlear IX – Glossopharyngeal X – Vagus XI – Accessory XII – Hypoglossal 3 The Nervous System Central Nervous System (CNS) Brain Spinal Cord 4 Neuron Dendrite Cell Body Neuroplasm Nucleus Axon Hillock Axon 5 Soma, Dendrite, & Axon  Axon Schwann Cell Nodes of Ranvier Synaptic Knobs Chemical Synapse 7 8 Study slide – LABEL! 9  Meninges Skull Dura Mater Subdural Space Arachnoid Mater Subarachnoid Space Pia Mater Acronym- DAP 10 Regions Forebrain Midbrain Hindbrain 11  Forebrain Telencephalon Gyrus Convolutions Telecephalon Sulcus Diencephalon Fissure Diencephalon 12 Midbrain Mesencephalon Mesencephalon (red) 13 Midbrain Hindbrain Metencephalon Pons Cerebellum Myelencephalon Metencephalon Medulla Oblongata Myelencephalon Spinal Cord 15  Lobes Frontal Precentral Gyrus Parietal Postcentral Gyrus Occipital Temporal Central Sulcus Lateral Sulcus 16  Frontal Lobe Frontal Precentral Gyrus precentral gyrus = Responsible for: primary motor cortex Voluntary motor functions Planning Memory Social judgment Critical & creative thinking Higher level learning & processing 17  Parietal Lobe Parietal Postcentral Gyrus postcentral gyrus = Responsible for: primary somatosensory cortex Primary sensory cortex Area of receiving and interpreting all senses Taste* 18  Occipital Lobe Occipital Responsible for: Visual center of the brain “Eyes in the back of your head” Depth perception Color, shape, vision recognition 19  Temporal Lobe Temporal Responsible for: Hearing Smell Learning Memory Emotion 20  Sulci Central Lateral Separates the frontal lobe from the Separates the frontal and parietal lobes parietal lobe of the cerebrum from the temporal lobe of the cerebrum 21  Study Slide- LABEL! A H B G C F E D 22  Longitudinal Fissure What view is needed to see this? Superior Separates the left and right cerebral hemispheres 23  Forebrain- Midsagittal views Corpus Callosum Thalamus Hypothalamus Pituitary Gland 24 Corpus Callosum Thalamus Hypothalamus Pituitary Gland  Midbrain- MidSagittal views Midbrain 29 Midbrain  Hindbrain- Midsagittal views Pons Medulla Oblongata Cerebellum Arbor Vitae 31  Pons- inferior view Part of the brain stem!  Medulla Oblongata- inferior view Part of the brain stem! Cerebellum- midsagittal view Cerebrum Cerebral Cortex Gray Matter White Matter 35  Study Slide- LABEL! A B C D H F E G 36 37 Grey Matter White Matter  REVIEW Cerebrum Brainstem Cerebellum Photos © McGraw-Hill Education  12 Pairs of Cranial Nerves ** Olfactory Bulb will be the only ID style question concerning the cranial nerves on the Final!** 41 I. Olfactory: Sensory 42  I. Olfactory Smell 43 II. Optic: Sensory 44 II. Optic Vision 45 III. Oculomotor: Motor 46 III. Oculomotor Eye Movement  Pupil reaction & Upward roll 47 III. Oculomotor 48 IV. Trochlear: Motor 49 IV. Trochlear Eye Movement  Downward roll 50 V. Trigeminal: Both (Sensory & Motor) 51 V. Trigeminal Touch sensation (Face) & Chewing (Biting Down) 52 VI. Abducens: Motor 53 VI. Abducens Eye Movement  Lateral & Outward Eye Movement 54 VII. Facial: Both (Sensory & Motor) 55  VII. Facial Facial Expression (Smiling) & Taste (anterior tongue) 56 VIII. Vestibulocochlear: Sensory 57 VIII. Vestibulocochlear Hearing + Balance (Inner Ear) 58 IX. Glossopharyngeal: Both 59 IX. Glossopharyngeal Swallowing, Gag Reflex, Taste (posterior tongue) 60 X Vagus: Both (Sensory & Motor) 61 X. Vagus Speech Control 62 XI. Accessory: Motor 63 XI. Accessory Shoulder Shrug 64 XII. Hypoglossal: Motor 65 XII. Hypoglossal Tongue movement - Stick out your tongue 66 Next Week HW on D2L Quiz on this material! Almost to the finish line! Make your own acronym for CN! Some Oh Say One Marry Once Money Took But The My Anatomy Brother Final Says Very Bad Good Business Vacations Marry Money Are Heavenly 68