Luella's Nervous System

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Groups of Cells

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Body Systems Unraveled

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Luella's Nervous System

Central Nervous System

Brain and spinal cord

Peripheral Nervous System

Autonomic

Parasympathetic

Coronary arteries vasoconstriction (serotonin Hormone)

Small intestines and large intestines (peristalsis ,secretion increased,digestion and absorption increased(Gastrin)

Bladder,smooth muscles of wall contracted(sphincters relaxed

Otic

Heart ,Rate and force of contraction decreased

Pterygopalatine

saliva secretion

Submandibular

Saliva secretion increased

Ciliary

Pupil Constricted

Sympathetic

skin increases sweat secretion(cholecalciferol)

Bladder -Smooth Muscle Wall Slightly Relaxed,Sphincter Closed

Kidneys Urine Secretion Decreased

Large And Small Intestine Peristalsis And Tone Reduced,Sphincter Closed

Liver -Glucose Conversion Increased (glucagon)

Stomach Peristalsis Reduced,Sphincters Closed

Trachea ,Bronchi Dilation

Heart Rate Increased (adrenaline)

Mouth Dry

Subtopic

Pupil Dilation

Somatic

Walking and eating