The integumentary system WK1 L1 Flashcards
WHAT ARE THE COMPONENTS OF THE INTEGUMENTARY SYSTEM?
HAIR, SKIN, NAILS, GLANDS, SENSORY RECEPTORS
WHAT IS THE THRE LAYERS IF THE SKIN?
EPIDERMIS, DERMIS, HYPODERMIS
WHAT IS THE EPIDERMIS MADE OF?
KERATINISED STRATIFIED SQUAMOUS
WHAT IS THE DERMIS MADE OF?
CONNECTIVE TISSUE
WHAT IS THE HYPODERMIS MADE FROM?
SUBCUTANEOUS TISSUE
WHERE IS THICK SKIN FOUND?
PALMS AND SOLES
WERE IS THIN SKIN IN THE BODY?
EVERYWHWERE ELSE EXCEPT PALMS AND SOLES
WHAT DOES THIN SKIN CONTAIN?
HAIR AND SEBACEOUS (OIL) GLANDS
FEWER SWEAT GLANDS
DIFFUSE DISTRIBUTION OF SENSORY RECEPTORS
WHAT DOES THICK SKIN CONTAIN?
NO HAIR OR SEBACEOUS (OIL) GLANDS
MORE SWEAT GLANDS
DENSE DISTRIBUTION OF SENSORY RECEPTORS
WHAT ARE THE FUNCTIONS OF THE INGUMENTARY SYSTEM?
RESISTANCE TO TRAUMA AND INFECTION BARRIER TO WATER AND ULTRAVIOLET LIGHT VITAMIN D SYNTHESIS SENSATION THERMOLREGULATON FROM SWEATING NONVERBAL COMMUNICATION
WHAT ARE CELL TYPES OF EPIDERMINS?
STEM CELLS KERATINOCYTES MELANOCYTES TACTILE CELLS DENDRICITIC CELLS
WHAT ARE STEM CELLS?
UNDIFFERENTIATED CELLS IN DEEPEST LAYERS
WHAT ARE KERATINOCYTES?
MADE FROM SKIN CELLS
PRODUCE KERATIN TO PROTECT UNDERLYING TISSSUES
WHAT ARE MELANOCYTES?
SYNTHESIZE MELANIN
ABSORBS UV RADIATION
MELANIN TRANSFERRED TO THE KERATINOCYTES WHCH CLUSTERS AROUND THE NUCELUS FOR PROTECTION
WHAT ARE TACTILE CELLS?
TOUCH RECEPTIVE CELLS ASSOCIATED WITH NERVE FIBRES