Systems In The Human Body Flashcards
Life processes happen in the body systems
Definition of Digestion
The process in which ingested food is broken down
Name the 6 main organs found in the digestive system
+ Important Processes
Mouth (ingestion) Oesophagus Liver Stomach (chemical digestion) Large Instine (absorption of water) Small intestine (absorption) Anus(egestion)
Name 2 Health Issues that can affect the digestive system
Ulcers
Diarrhoea
Liver Cirrhosis
Anorexia nervosa
Function of the liver?
To store extra sugar and break down poisons and alcohol
Definition of antagonist?
Working together when one muscle contacts and the other relaxes
What is the main function of the musculoskeletal system
To support and protect
Definition of a tendon
A tough inelastic tissue that attaches muscle to bone
How many bones are there to make up the skeleton
206 Bones
Name 2 Health Issues that can affect the musculoskeletal system
Rickets
Arthritis
Osteoporosis
Definition of excretion
The process by which your body gets rid of waste substances.
Function of your kidney
To filter all the poisonous waste products out of the blood to urine
Name the 4 Important processes in the excretory system
Filtration of blood
Absorption
Diffusion
Excretion
Give the definition of diffusion
The movements of particles from an area of high concentration to an area of low concentration gradient.
Give 2 Health Issues that can affect the excretory system
Kidney failure
Bladder Infections
Kindey Stones
What do nerves do?
Carry information between the brain and other body parts
