Urinary,Nervous, and Endocrine System Review Flashcards
What is the primary function of the urinary system?
Produce Urine
Store Urine
Eliminate Urine
What are kidneys?
Two organs that filter water and waste.
What are nephrons?
The unit in the kidney that filters blood
Waste is mainly…
co2 and ammonia
How many liters of blood to kidneys filter a day? How many liters of blood are in your body?
2000 liters a day
5.6 liters of blood in body
What is antidiuretic?
A hormone that make kidneys make less urine
What sis diuretic? What is an example?
Kidneys make more urine and body loses water.
Caffeine is an example.
What are the two nervous systems?
Central nervous system CNS
Peripheral nervous system PNS
What is the primary function of the cns?
Processes messages from the pns
Responds to messages form the pns
What is the brain?
The control center of the nervous system
What are the three parts of the brain?
Cerebrum
Cerebellum
Medulla
What does the cerebrum do?
Where u think and where your memories are stored
What does the cerebellum do?
Processes and the sensory information from the body
What does the medulla do?
Connects to the spinal cord
What does the spinal cord do? What protects it?
Carries info to and from the brain
Protected by the vertebrae, which are bones
What is the primary function of the pns?
Connects all parts of body to cns
What is a neuron?
A nerve cell
What is a nerve
A collection of nerve fibers
What is somatic
Conscious control
What is autonomic?
Don’t think about movement
What is the primary function of the endocrine system?
Secrete or realms hormones that regulate:
Growth
Development
Homeostasis
What is a hormone? Where are they produced?
Chemical messenger made in one cell or tissue that causes a change in another cell or tissue in another part of the body.
Produced in glands
What are glands
Groups of cells that make special chemicals for the body
What is the pituitary gland
The master gland
