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Nervous System test2

Short anwser

QuestionAnswer
List the three major structures of neurons. 1. Cell Body 2. Axon 3. Dendrites
Which section of the cerebrum can only be seen on dissection? Insula
What are the four major structures of the brain? 1. Cerebrum 2. Cerebellum 3. Diencephalon 4. Brainstem
What are the four major types of neuroglia? 1. Astrocytes 2. Oligodendrocytes 3. Microglia 4. Ependyma
What is the function of the hypothalamus? regulates heart rate, body temp, fluid balance and many endocrine functions.
Describe the spinal cord? -transmits sensory impulses -composed of inner gray matter/outer white mater -located in the spinal cord
What are two types of nerve cells found in the nervous system? 1. Neurons 2. Neuroglia
What are three types of neurosis? 1. Phobias 2. Hysterias 3. Obsessive compulsive disorders
What does the central nervous system consist of? -brain -spinal cord
What is Alzheimer disease? Progressive neurological disorder characterized by memory loss, and serious mental deterioration.
What is Parkinson disease? Progressive neurological disorder affecting the portion of the brain responsible for controlling movement.
What is cerebrospinal fluid? Colourless, shock-absorbing fluid that circulates around the brain and spinal cord and provides nutritive substances to the CNS.
What is the brainstem composed of? -the midbrain -the medulla -the pons
What is the function of the pons? It is a bridge connection the midbrain to the medulla.
What is the function of the thalamus? -receives all sensory stimuli except olfactory -receives impulses from the cerebrum and relays them to efferent nerves.
What are the two main divisions of the nervous system? 1. Central nervous system 2. Peripheral nervous system
Describe the parasympathetic nervous system? -rest and digest -responds when immediate action is not required
Describe the sympathetic nervous system. -fight or flight -responds when immediate actions are required
Created by: brittjones