Activated by stress, fear, anxiety, or sexual arousal (emotional sweating), rather than heat. Development: These glands become active only after puberty. 2. Eccrine Glands
Distributed over the entire body, but also found in high numbers in the armpits. Function: Secrete a clear, odorless watery fluid. sweat glands in armpit
| Feature | Apocrine | Eccrine | |---------|----------|---------| | Main role | Odor/pheromones | Cooling | | Primary location | Armpits, groin | Whole body | | Duct | Into hair follicle | Direct to skin | | Onset | Puberty | Birth | | Sweat type | Thick, milky | Thin, watery | Activated by stress, fear, anxiety, or sexual arousal
Primarily activated to regulate body temperature (thermoregulation) during exercise or high heat. 3. Apoeccrine Glands Activated by stress