Anatomy and Physiology Nervous System fully solved graded A+ 2023/2024

Anatomy and Physiology Nervous System Central Nervous System - correct answer Consists of brain and spinal cord Peripheral Nervous System - correct answer Consists of nerves extending from the spinal cord and brain to other parts of the body such as muscles, intestines, and the skin Cranial Nerves - correct answer Nerves that originate in the brain, There are 12 Autonomic Nervous System - correct answer Consists of nerves going to the various organs and smooth muscle which are involuntary in nature Neuron - correct answer Basic Unit of the nervous system Dendrites - correct answer Sensory projections which carry information to the nerve cell body Nerve Cell Body - correct answer Contains the nucleus and the cytoplasm Axon - correct answer Carries the impulses away from the cell body to other neurons or other target tissues Synapse - correct answer A junction between neurons where they can communicate with each other using electrical impulses Neurotransmitters - correct answer Chemicals that help conduct information between synapses Myelin - correct answer Fatty covering on the outside of nerves to help speed up the transmission of signals Cerebrum - correct answer Larges portion of the fore brain important in thinking, sight, smell, and muscle control Hypothalamus and Pituitary - correct answer What else does the fore brain contain? Gyri - correct answer Ridges on the outside of the cerebrum Sucli - correct answer Depressions on the outside of the cerebrum Ventricles - correct answer With in the brain,contain cerebro-spinal fluid Hydrocephalus - correct answer "Water on the brain" Can be congenital (born with it) or caused by injury or infection Midbrain - correct answer White matter which serves as nerve pathways between the cerebral hemispheres and other areas of the nervous system Cerebellum - correct answer Found in the hind brain, has many ridges on its surface and is involved with balance, equilibrium and coordination Medulla Oblongata - correct answer Contains reflex centers for respiration and circulatory control. Part of the hind brain Meninges - correct answer Thick membranes which cover the brain and spinal cord 1-dura mater 2-arachnoid 3-pia mater - correct answer What are the three layers of the meninges? Spinal cord - correct answer Has white matter on the outside and gray matter on the inside. It is also bathed in cerebro-spinal fluid