Biology: Organs & Organ Systems Flashcards
What organs are in the circulatory system?
Heart, veins, arteriers, and capillaries.
What organ system contains the heart, veins, arteries and capillaries?
The circulatory system.
What organs are in the respiratory system?
Lungs, trachea, bronchi and diaphragm.
What organ system contains the lungs, trachea, bronchi and diaphragm?
The respiratory system.
What organs are in the digestive system?
Stomach and intestines.
What organ system contains the stomach and intestines?
The digestive system.
What organs are in the excretory system?
Kidneys and bladder.
What organ system contains the kidneys and bladder?
The excretory system.
What organs are in the nervous system?
Brain, spinal cord and nerves.
What organ system contains the brain, spinal cord and nerves?
The nervous system.
What organs are in the lymphatic system?
Lymph nodes.
What organ system contains lymph nodes?
The lymphatic system.
What organs are in the endocrine system?
Pancreas and adrenal glands.
What organ system contains the pancreas and adrenal glands?
The endocrine system.
What organs are in the reproductive system?
Testes and ovaries.
What organ system contains the testes and ovaries?
The reproductive system.
What does the circulatory system do?
It transports blood around the body.
What organ system transports blood around the body?
The circulatory system.
What is the heart?
The heart is a pump that transports blood and regulates its flow.
What organ pumps blood?
Heart
What are arteries?
They are thick walled vessels that carry blood from the heart to the tissues.
What carries blood from the heart to the tissues?
Arteries
What are veins?
They carry blood back to the heart.
What carries blood back to the heart?
Veins
(True or False) Artery walls are thicker then vein walls.
True
(True or False) Blood flowing through the arteries is at a lower pressure then that in the veins.
False
(True or False) Veins contain valves so that blood dosen’t flow backwards.
True
What are capillaries?
They are small blood vessels one cell thick.
What are small blood vessels one cell thick?
Capillaries
What does the respiratory system do?
It obtains oxygen and releases carbon dioxide.
What organ system obtains oxygen and releases carbon dioxide?
The respiratory system.
What are lungs?
A pair of organs that draw in air.
What organs draw in air?
Lungs
What is the trachea?
A large tube that directs air to and from the lungs. Aka the windpipe.
What is the large tube that directs air to and from the lung?
Trachea
What are the bronchi?
The major air pipes leading off the trachea further into the lungs.
What are the air passages leading off of the trachea further into the lungs refered to as?
Bronchi
What is the diaphragm?
The muscle that expands and contracts so we can breathe.
What muscle expands and contracts so we can breathe?
Diaphragm
What does the digestive system do?
It transports and absorbs nutrients in the body.
What organ system transports and absrobs nutrient in the body?
The digestive system.
What is the stomach?
It is an organ that churns food and mixes it with digestive juices and enzymes.
What organ churns food and mixes it with digestive enzymes?
Stomach
What are intestines?
An area for chemical digestion and removal of wastes.
What organ is an an area for chemical digestion and removal of wastes?
Intestines
What does the excretory system do?
Filters waste products rom the blood and maintains the proper levels of water and electrolytes in the body.
What organ system filters waste products from the blood and maintains proper levels of water and electrolytes in the body?
The excretory system.
What are kidneys?
Kidnies remove wastes from blood and convert them into urine.
What removes wastes from blood and converts them into urine?
Kidneys
What is the bladder?
The bladder stores urine untill it can be eliminated.
What stores urine untill it can be eliminated?
Bladder
What does the nervous system do?
Controls body functions and coordinates responses and activities.
What organ system controls body functions and coordinates responses and activities?
The nervous system.
What is the brain?
Control center of the body. Responsibly for all intellectual and nervous activity.
What is the control center of the body that is responsible for all intellectual and nervous activity?
Brain
What is the spinal cord?
The connective nerves inside the spine that connects nearly all the parts of the body to the brain.
What is the name for the nerves in the spine that connect nearly all parts of the body to the brain?
Spinal Cord
What does the lymphatic system do?
It protects the body from disease, circulate lymph fluid and absorbs and transports fats.
What organ system protects the body from disease, circulates lymph fluid and absorbs and transports fats?
The lymphatic system
What are lymph nodes?
Small swellings that filter lymph and make lymphocytes.
What are the small swellings that filter lymph and make lymphocytes?
Lymp Nodes
What does the endocrine system do?
It controls growth, development and metabolism.
What organ system controls growth, development and metabolism?
The endocrine system.
What is the pancreas?
A large gland that produces insulin and glucagon. It also secrets stomach enzymes.
What organ produces insulin and glucagon?
Pancreas
What are the adrenal glands?
The small glands on top of the kidneys that produce important horomones you can’t live without like sex hormones and cortisol.
What are the small glands that make cortisol and sex hormones?
Adrenal Glands
What does the reproductive system do?
It reproduces (yep, it’s that simple).
What organ system reproduces?
The reproductive system.
What are the testes?
The sex organs only found in males that produce and store sprem.
What are the sex organs found in males that produces and stores sperm?
Testes
What are the ovaries?
The sex organs found only in females that store eggs (ovum).
What are the sex organs found in females that store eggs (ovum)?
Ovaries
Define Organ
Organized group of tissues that work together to perform a specific function.
What is an organized group of tissues that work together to perform a specific function known as?
Organ
Define Organ System
Group of organs that work together to carry out specific duties in the body.
What is a group of organs that work together to carry out specific duties in the body known as?
Organ System
