Digestive System, Urinary (Excretory) System and Diseases

First stage of digestion
Mouth
Chewing, crushing and breaking apart of food
Mechanical Digestion
We will write a custom essay sample on
Digestive System, Urinary (Excretory) System and Diseases
or any similar topic only for you
Order now
Enzymes and acids which aid in the breakdown of food
Chemical Digestion
Contains enzymes to begin chemical digestion in the mouth
Saliva
Mouth, Esophagus, Stomach, Small Intestine, Large Intestine, Rectum, Anus
Order of digestion
Connects the mouth to the stomach
Esophagus
Muscular movement of the esophagus which pushes food to the stomach
Peristalsis
J-shaped muscular sac where mechanical and chemical digestion continue after the mouth
Stomach
Chemicals present in the stomach to continue chemical digestion
HCl and Pepsin
Organ where most of the chemical digestion takes place
Small Intestine
finger-like structure with capillaries- site of diffusion of nutrients into the bloodstream
villi
Order of the excretory system
Kidney, Ureter, Bladder, Urethra
Organ where water is absorbed from the food and undigested food is prepared for elimination
Large Intestine
Short tube that stores solid waste until it is eliminated
Rectum
Waste is eliminated from the body through this organ
Anus
Produces bile which is used to break down fats
Liver
Stores bile
Gall Bladder
Produces insulin and other digestive enzymes
Pancreas
To filter out toxins, cellular waste and excess water from the blood
Function of the excretory system
Liquid produced by the kidneys to get rid of excess waste
Urine
Connect the kidneys to the bladder
Ureters
Two organs in the body where the blood is filtered to remove excess water, toxins and waste
Kidneys
Muscular sac that holds urine until it is released
Bladder
Tube through which urine passes to be removed from the body
Urethra
Caused by pathogens
Infectious Disease
Virus, Bacteria, Protist or Fungi
Disease Pathogens
AIDS, Cold, Flu, Strep Throat, Athlete’s Foot
Infectious Diseases
Parkinson’s, Skin Cancer, Asthma
Non-Infectious Diseases
Caused by virus, no cure, symptoms include fever, sore throat, runny nose, affects respiratory system
Colds
Caused by virus, no cure, symptoms include fever, aches and cough, affects respiratory system
Flu
Caused by bacteria, treat with antibiotics, symptoms include pain, fever, redness and swelling of the throat and mouth, affects the respiratory and digestive systems
Strep Throat
Caused by virus, no cure, but treat with anti-viral therapy, symptoms are flu-like and suppressed immune system, affects the immune system (circulatory)
AIDS
Caused by fungi, treat with anti-fungal, symptoms include itching, burning and cracking of the skin, affects the integumentary system
Athlete’s Foot
Unknown cause, symtoms include severe tremors, medication and surgery reduce symptoms, affects the nervous system and secondly the muscular system
Parkinson’s Disease
Caused by both genetic and environmental factors, symptoms include wheezing and difficulty breathing, treat with medicated inhaler, affects the respiratory system
Asthma
Caused by exposure to UV rays, tanning and genetics, symptoms include irregularly shaped and discolored growth on the skin, treat with surgery and sometimes chemotherapy, affects the integumentary system
Skin Cancer
×

Hi there, would you like to get such a paper? How about receiving a customized one? Check it out