About this Flash Card Set
14 Cards
by maya_thompson
The 11 major organ systems of the human body and what each one does — circulatory, respiratory, nervous, digestive, and more. Great for anatomy, biology, and nursing students.
Front
Circulatory (cardiovascular) system
Back
Heart, blood, and vessels. Transports oxygen, nutrients, hormones, and waste throughout the body.
Tags
Front
Respiratory system
Back
Lungs and airways. Brings in oxygen and removes carbon dioxide through breathing (gas exchange).
Tags
Front
Digestive system
Back
Mouth, stomach, intestines, and more. Breaks down food into nutrients the body can absorb and eliminates waste.
Tags
Front
Nervous system
Back
Brain, spinal cord, and nerves. Senses the environment and controls thought, movement, and body processes.
Tags
Front
Muscular system
Back
The body's muscles. Enables movement, posture, and generates heat.
Tags
Front
Skeletal system
Back
Bones, cartilage, and ligaments. Provides structure, protects organs, stores minerals, and makes blood cells.
Tags
Front
Endocrine system
Back
Glands (like the thyroid and pancreas) that release hormones to regulate growth, metabolism, and mood.
Tags
Front
Immune (lymphatic) system
Back
White blood cells, lymph nodes, and vessels. Defends against infection and returns fluid to the blood.
Tags
Front
Urinary (excretory) system
Back
Kidneys and bladder. Filters blood, removes waste as urine, and balances water and salts.
Tags
Front
Reproductive system
Back
Organs that produce offspring and sex hormones. Differs between males and females.
Tags
Front
Integumentary system
Back
Skin, hair, and nails. Protects the body, regulates temperature, and provides sensation.
Tags
Front
Homeostasis
Back
The body's process of maintaining a stable internal environment (temperature, pH, fluids) despite external changes.
Tags
Front
Organ vs. organ system
Back
An organ (like the heart) is a structure with a specific job; an organ system is a group of organs working together.
Tags
Front
Which system controls the others?
Back
The nervous and endocrine systems coordinate and regulate the activities of the other systems.
Tags