A continuous gastrointestinal tract extending from the mouth to the anus.
Monitors the environment and detects changes (stimuli).
Covers body surfaces, lines cavities, and forms glands. It serves as a protective, absorptive, and secretory barrier. human anatomy and physiology
Split into the Central Nervous System (CNS; brain and spinal cord) and Peripheral Nervous System (PNS; nerves).
Kidneys, ureters, urinary bladder, and urethra. A continuous gastrointestinal tract extending from the mouth
Skin, hair, nails, sweat glands, and oil glands.
The body's fast-acting control system. It detects stimuli, processes information rapidly, and activates muscles or glands. V. Endocrine System and urethra. Skin
Production of offspring. Gonads produce gametes (sperm and eggs) and sex hormones to drive secondary sexual characteristics. 4. Homeostasis: The Core Principle of Physiology