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BMS175 > The integumentary system WK1 L1 > Flashcards

The integumentary system WK1 L1 Flashcards

1
Q

WHAT ARE THE COMPONENTS OF THE INTEGUMENTARY SYSTEM?

A

HAIR, SKIN, NAILS, GLANDS, SENSORY RECEPTORS

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2
Q

WHAT IS THE THRE LAYERS IF THE SKIN?

A

EPIDERMIS, DERMIS, HYPODERMIS

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3
Q

WHAT IS THE EPIDERMIS MADE OF?

A

KERATINISED STRATIFIED SQUAMOUS

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4
Q

WHAT IS THE DERMIS MADE OF?

A

CONNECTIVE TISSUE

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5
Q

WHAT IS THE HYPODERMIS MADE FROM?

A

SUBCUTANEOUS TISSUE

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6
Q

WHERE IS THICK SKIN FOUND?

A

PALMS AND SOLES

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7
Q

WERE IS THIN SKIN IN THE BODY?

A

EVERYWHWERE ELSE EXCEPT PALMS AND SOLES

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8
Q

WHAT DOES THIN SKIN CONTAIN?

A

HAIR AND SEBACEOUS (OIL) GLANDS
FEWER SWEAT GLANDS
DIFFUSE DISTRIBUTION OF SENSORY RECEPTORS

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9
Q

WHAT DOES THICK SKIN CONTAIN?

A

NO HAIR OR SEBACEOUS (OIL) GLANDS
MORE SWEAT GLANDS
DENSE DISTRIBUTION OF SENSORY RECEPTORS

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10
Q

WHAT ARE THE FUNCTIONS OF THE INGUMENTARY SYSTEM?

A 
RESISTANCE TO TRAUMA AND INFECTION
BARRIER TO WATER AND ULTRAVIOLET LIGHT
VITAMIN D SYNTHESIS
SENSATION
THERMOLREGULATON FROM SWEATING 
NONVERBAL COMMUNICATION
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11
Q

WHAT ARE CELL TYPES OF EPIDERMINS?

A 
STEM CELLS
KERATINOCYTES
MELANOCYTES
TACTILE CELLS
DENDRICITIC CELLS
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12
Q

WHAT ARE STEM CELLS?

A

UNDIFFERENTIATED CELLS IN DEEPEST LAYERS

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13
Q

WHAT ARE KERATINOCYTES?

A

MADE FROM SKIN CELLS

PRODUCE KERATIN TO PROTECT UNDERLYING TISSSUES

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14
Q

WHAT ARE MELANOCYTES?

A

SYNTHESIZE MELANIN
ABSORBS UV RADIATION
MELANIN TRANSFERRED TO THE KERATINOCYTES WHCH CLUSTERS AROUND THE NUCELUS FOR PROTECTION

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15
Q

WHAT ARE TACTILE CELLS?

A

TOUCH RECEPTIVE CELLS ASSOCIATED WITH NERVE FIBRES

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16
Q

WHAT ARE DENDRICITIC CELLS?

A

MACROPHAGES THAT GUARD AGAINST PATHOGENS

17
Q

WHAT ARE THR LAYERS OF THE EPIDERMUS?

A 
STRATUM BASALE
STRATUM SPINOSUM
STRATUM GRANULOSUM
STRATUM LUCIDUM
STRATUM CORNEUM?
18
Q

WHAT IS THE STRATUM BASALE?

A

SINGLE ROW OF CUBOIDAL OR COLUMNAR CELLS KERAINOCYTES

SOME OF THE CELLS AND THE STEM CELLS WHICH UNDERGO DIVISION

19
Q

WHAT IS THE STRATUM SPINOSUM?

A

8-10 LAYERS OF MULTISIDED CELLS

LAYERS TOWARD SURFACE HAVE A MORE FLATTENED APPERANCE

20
Q

WHAT ARE STRATUM GRANULOSUM?

A

3-5 LAYERS OF FLATTENED KERATINOCYTES

LAYERS WHERE CELLS ARE UNDERGOING CELL APOPTOSIS

21
Q

WHAT IS THET STRATUM LUCIDUM?

A

3-5 LAYERS OF CLEAR FLAT DEAD KERATINOCYTES

ONLY FOUND IN THICK SKIN

22
Q

WHAT IS THET STRATUM CORNEUM?

BMS175 (17 decks)

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