Anatomy And Physiology Chapter 5

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STUDY OF THE INTEGUMENTARY SYSTEM. SKIN, HAIR AND NAILS

  
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1.  NAME THE PART OF THE SKIN THAT PERFORMS THESE FUNCTIONS?  •Attaches skin to underlying tissues and organs •Site for subcutaneous injections •Site of white blood cell action •Heat insulator •Fat storage •Conserve body heat and retards penetration of external heat
2.  WHAT IS THE HAIR FORMED BY:
3.  NAME THIS LAYER OF THE SKIN?  •Outermost layer •Numerous layers of dead, flat, keratinized cells •Constantly sloughed off and replaced –It takes approximately two weeks for new cell to complete their journey through the epidermis
4.  NAME ONE FUNCTION OF MELANIN:
5.  NAME THE THREE STRUCTURES OF THE NAIL:
6.  NAME THE TWO PARTS OF THE HAIR:
7.  NAME TWO FUNCTIONS OF THE NAIL?
8.  WHAT CELLS IS THE NAIL MADE UP OF?
9.  IDENTIFY THIS PART OF THE SKIN:  –Composed of fibrous connective tissue •Collagen: strength and toughness •Elastic fibers: extensibility and elasticity
10.  NAME THE TWO TYPES OF TISSUES THAT MAKES UP THE HYPODERMIS:
11.  WHAT DETERMINES THE RATE OF MELANIN PRODUCTION
12.  NAME THE LAYER OF THE EPIDERMIS:  –Innermost layer of epidermis –Site of mitotic cell division –New cells move from the stratum basale towards the surface –As cells move they form distinctive layers in the epidermis •Cells acquire keratin as they migrate through the epidermal layers
13.  IDENTIFY THE DEFINITION:  •Form from epidermis that grows inward into the dermis
14.  NAME THE TISSUE THE EPIDERMIS IS MADE UP OF?
15.  WHERE IS THE HYPODERMIS LOCATED
A.
B.
C.
D.
E.
16.  NAME THE THREE TYPES OF SKIN PIGMENTS:
17.  WHAT IS ANOTHER NAME FOR THE HYPODERMIS?
18.  NAME THE MUSCLE THAT CAUSE THE FOLLOWING ACTION:  •Contracts and raises the hair in the follicle on end •Causes “goose bumps”
19.  NAME THE THREE TYPES OF INTEGUMENTARY GLANDS
20.  NAME TWO IMPORTANT FUNCTIONS OF THE DERMAL PAPILLAE BLOOD VESSELS
21.  WHEN THERE IS AN ACCUMILATION OF MELANIN AT ONE SITE THIS CAUSES:
22.  IDENTIFY THE FOLLWING SWEAT GLAND:  •Occur all over the body •Secrete sweat onto skin surface directly •Cleary, watery perspiration •Activated with increase in body temperature •Functions to cool the body
23.  TRUE OR FALSE:  •Hair is found over most of the body –No hair on soles, palms, nipples, lips, and parts of external genitalia
24.  IN WHAT AREAS IS THE SKIN THINNEST.  (SELECT ALL THAT APPLIES)
A.
B.
C.
D.
E.
25.  NAME THE TWO MAJOR LAYERS OF THE SKIN?
26.  IDENTIFY THE FOLLOWING GLANDS: Oil-producingEmpty sebum into hair follicleFunctionsIncrease pliability and softness of skin and hairLimit evaporative water lossInhibit bacterial growth
27.  WHAT PIGMENT IS RESPONSIBLE FOR SKIN COLOR:
28.  WHAT IS ANOTHER NAME FOR SUDORIFEROUS GLAND?
29.  IDENTIFY THE FOLLOWING SUDORIFEROUS GLAND:  •Empty secretion into hair follicle •Located in axillary and genital regions •Activate at puberty •Milky sweat due to proteins and fats •Odorless –BO due to bacterial decomposition
30.  NAME THIS PART OF THE SKIN:  •Conelike projections of dermis that fit into recesses of epidermis •Possess blood vessels, touch receptors •Forms fingerprints and toe prints
31.  IDENTIFY THE FOLLOWING GLAND: Produce cerumen Found in external auditory canalKeeps foreign particles and insects out of auditory canal
32.  NAME THE FIVE MAJOR FUNCTIONS OF THE SKIN IN ALPHABETICAL ORDER:
33.  NAME THIS PART OF THE HAIR?  •Contains the hair root •Bulb of follicle is site of new hair growth –Nourished by dermal papillae •New cells from bulb become part of the root
34.  NAME THE PART OF THE SKIN THAT PROVIDES THESE FUNCTIONS?  Serves as a boundary Protects the body against Entrance of pathogens Ultraviolet radiationExcessive water loss
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