Toxicology and Histology

• The 4 organs of the digestive system that food does not pass through are the liver, gallbladder, pancreas, and small intestine.
• The digestive system body parts contain the mouth, esophagus, liver, stomach, pancreas, gallbladder, large intestine, small intestine, appendix, rectum, and Anus.
• Chemical digestion is in the stomach and small intestine. It is the breakdown of large molecules into smaller molecules. Digested chyme from the stomach processes through and becomes decomposed.
• Physical digestion is in the oral cavity. It is the process of breaking down food into smaller pieces. It grinds food into smaller pieces by teeth. Digestion begins at the mouth.
• Chewing is an example of Mechanical Digestion.
• Saturating food with saliva is an example of Chemical Digestion.
• Chyme is what food is called after it has been digested by the stomach.
• The 3 main functions of digestive system is to digest food, absorb nutrients and get rid of solid food waste.
• Toxicology is the study of chemicals effect on the body.
• 7 substances that can be included in a toxicology report are Over the counter drugs, prescription drugs, illegal drugs, Alcohol, poisons, metals, glass.
• How can anything be poisonous?

  Anything can be poisonous because the amount or dose of something only makes it poison.
• What is the job of toxicology?

  Tries to identify the role of any substance may have played in an illness or a death.
• What are 5 sources that could be collected for samples during an autopsy?

  Tissues, bodily fluids, urine, blood, saliva.
• A nerve cell is called a what?

  Neuron
• "Gross" is a word that means?

  Large
• What does MRI stand for?

  Magnetic Resonance Injury
• How does and MRI work?

  Uses magnetic fields and radio waves to take pictures of the soft tissues of the body.
• What does TBI stand for?

  Traumatic Brain Injury
• How does a person get TBI?

  A brain dysfunction caused by an outside force to the head.
• What does CTE stand for?

  Chronic Traumatic Encephalopathy
• How does a person get CTE?

  A progressive degeneration and/or death of nerve cells caused by reported head injuries- such as repeated concussions.
• What happens to the brain in a concussion?

  Causes the brain to quickly move back and forth hitting the inside of the skull, which creates brain damage.
• What happens to the neurons in a concussion?

  Nerves can get stretched or cut.
• What are 5 short term effects of a concussion?

  Headache, dizziness, confusion, memory problems, staring out into space, and sensitivity to light and noise.
• What are 5 long term effects of a concussion?

  Paranoia, Depresion, Irritability, Anxiety, and sensitivity to light.