Connective Tissues and Skin (Q2) Flashcards

1
Q

cells separated by a matrix of loosely or densely packed intercellular material

A

connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

what does the matrix of connective tissue consist of?

A

fibers and loose/ dense ground substance

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

most abundant fixed cell

A

fibroblast

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

large star-shaped fixed cell that produces fibers

A

fibroblast

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

irregularly-shaped fixed cells used to engulf invaders and damaged cells

A

fixed macrophages

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

fixed fat cells

A

adipocytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

stem cells that respond to local injury or infection by dividing to produce new cells

A

mesenchymal cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

produce melanin

A

melanocytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

macrophages that can circulate throughout connective tissue

A

free macrophages

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

free macrophages within the blood

A

monocytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

small, mobile cells near blood vessels that secrete histamine and heparin to stimulate local inflammation in response to injury

A

mast cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

migrate throughout the body and increase in number where tissue damage occurs

A

lymphocytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

can develop into plasma cells and produce antibodies

A

lymphocytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

migrate throughout the body and respond to chemicals released by macrophages and mast cells. these cells are also phagocytic

A

microphages

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

examples of microphages

A

neutrophils and esinophils

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

thick fibers that occur in long parallel bundles. can withstand much force when pulled along an axis

A

collagen fibers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

fibers that don’t stain well and are difficult to distinguish in microscpy

A

collagen fibers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

thin fibers that form complex networks and are branched. return to original length after stretching

A

elastic fibers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

highly branched with delicate supporting networks

A

reticular fibers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

fibers able to withstand forces applied from many directions

A

reticular fibers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

what composes the extracellular matrix of connective tissues?

A

ground substance and fibers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

what is the function of areolar connective tissue?

A

strength, elasticity, and support

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

what is the function of reticular connective tissue?

A

forms stroma of organs, binds together smooth muscle, filters/ removes worn-out blood cells in spleen and microbes in lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

what is the function of adipose connective tissue?

A

reduces heat loss through the skin, serves as an energy reserve, and supports/ connects organs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

what is the function of dense regular connective tissue?

A

strong attachment between bodily structures that withstand the pulling force along the axis of fibers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

what is the function of dense irregular connective tissue?

A

provides pulling strength in multiple directions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

what is the function of elastic connective tissue?

A

allows the stretching of various organs. strong and can recoil to original shape. important to normal lung and elastic artery function

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

what is the general function of cartilage?

A

supporting connective tissues

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

what is the function of hyaline cartilage?

A

provides a smooth surface for movement of joints; flex and support

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

what is the function of fibrocartilage?

A

provides support and joins structures together with a combination of strength and rigidity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

what is the function of elastic cartilage?

A

provides strength and elasticity and maintains the shape of certain substances

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

where is areolar connective tissue found?

A

below epithelium in most parts of the body

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

where is reticular connective tissue found?

A

bone marrow, spleen, liver, and lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

where is adipose connective tissue found?

A

widely distributed throughout the body

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

where is dense regular connective tissue found?

A

tendons, ligaments, aponeuroses, and covering skeletal muscle (deep fasciae)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

where is dense irregular connective tissue found?

A

fibrous capsules of organs and joints, periostea, perichondria, nerve and muscle sheaths; makes up the dermis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

where is elastic connective tissue found?

A

walls of the aorta and other blood vessels, in the vocal cords, surrounding respiratory passages, and ligamenta flava and ligamentum nuchae of spinal column. ofter underlies transitional epithelium.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

cartilage cells

A

chondrocytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

where is hyaline cartilage found?

A

tracheal rings, costal cartilages of the ribs, cartilage of the nose, larynx and covers bone surfaces at synovial joints

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

what type of cartilage is tough but flexible?

A

hyaline cartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

where is fibrocartilage found?

A

intervertebral discs, makes up the menisci of the knee joint and in the symphysis pubis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q

what type of cartilage is flexible and durable?

A

fibrocartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
43
Q

where is elastic cartilage found?

A

pinna, epiglottis, and auditory canal?

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
44
Q

one-third of its matrix consists of collagenous fibers?

A

bone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
45
Q

fluid connective tissues

A

blood and lymph

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
46
Q

what type of connective tissue has a random arrangement of collagen, elastic, and reticular fibers?

A

areolar connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
47
Q

what type of tissue contains only reticular fibers?

A

reticular tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
48
Q

what type of tissue has modified fibroblasts which store fat and become swollen?

A

adipose tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
49
Q

what type of tissue has collagenous fibers in regular, parallel arrangement?

A

dense regular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
50
Q

what type of tissue has irregularly arranged collagenous fibers?

A

dense irregular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
51
Q

what type of tissue has largely elastic fibers with fibroblasts imbedded in between?

A

elastic connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
52
Q

unfilled spaces in connective tissue

A

lacunae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
53
Q

what type of cartilage has tightly packed collagen fibers?

A

hyaline cartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
54
Q

what is the weakest type of cartilage?

A

hyaline cartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
55
Q

what type of cartilage has densely-packed, regularly-arranged fibers?

A

fibrocartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
56
Q

what type of cartilage has irregularly-arranged elastic fibers

A

elastic cartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
57
Q

what type of cartilage has lacuna and chondrocytes in regions?

A

elastic cartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
58
Q

what type of connective tissue is avascular?

A

cartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
59
Q

what type of cartilage has paired chondrocytes?

A

hyaline cartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
60
Q

what type of cartilage is the most durable?

A

fibrocartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
61
Q
A

areloar connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
62
Q
A

areolar connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
63
Q
A

areolar connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
64
Q
A

areolar connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
65
Q
A

adipose connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
66
Q
A

adipose connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
67
Q
A

adipose connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
68
Q
A

adipose connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
69
Q
A

reticular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
70
Q
A

reticular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
71
Q
A

reticular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
72
Q
A

reticular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
73
Q
A

reticular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
74
Q
A

dense regular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
75
Q
A

dense regular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
76
Q
A

dense regular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
77
Q
A

dense regular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
78
Q
A

dense regular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
79
Q
A

dense regular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
80
Q
A

dense irregular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
81
Q
A

dense irregular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
82
Q
A

dense irregular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
83
Q
A

dense irregular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
84
Q
A

dense irregular connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
85
Q
A

elastic connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
86
Q
A

elastic connective tissue

87
Q
A

elastic connective tissue

88
Q
A

elastic connective tissue

89
Q
A

hyaline cartilage

90
Q
A

hyaline cartilage

91
Q
A

hyaline cartilage

92
Q
A

hyaline cartilage

93
Q
A

hyaline cartilage

94
Q
A

fibrocartilage

95
Q
A

fibraocartilage

96
Q
A

fibrocartilage

97
Q
A

fibrocartilage

98
Q
A

fibrocartilage

99
Q
A

elastic cartilage

100
Q
A

elastic cartilage

101
Q
A

elastic cartilage

102
Q
A

elastic cartilage

103
Q
A

elastic cartilage

104
Q
A

bone

105
Q
A

bone

106
Q
A

blood

107
Q
A

lymph

108
Q

what is the most deep layer of skin?

A

stratum basale or stratum germinativum

109
Q

what is the second most deep layer of skin?

A

stratum spinosum

110
Q

what is the third most deep layer of skin?

A

stratum granulosum

111
Q

what layer of skin is found only in thick skin?

A

stratum lucidum

112
Q

what is the most superficial layer of skin?

A

stratum corneum

113
Q

yellow/orange precursor to vitamin stored in the stratum corneum

A

carotene

114
Q

where is carotene stored?

A

stratum corneum

115
Q

yellow-red/brown/black pigment formed by melanocytes in stratum basale

A

melanin

116
Q

where is melanin formed?

A

stratum basale

117
Q

what is the function of melanin?

A

protecting the nucleus of cells within the epidermis from uv radiation

118
Q

what are the two regions of the dermis?

A

papillary and reticular

119
Q

what is the breakdown of papillary and reticular regions of the dermis?

A

1/5 papillary and 4/5 reticular

120
Q

what type of tissue makes up the papillary region of the dermis?

A

areolar connective tissue

121
Q

what type of tissue makes up the reticular region of the dermis?

A

dense irregular connective tissue

122
Q

attaches to hair follicles and secretes sebum

A

sebaceous gland

123
Q

what is the function of sebum?

A

keep skin soft and moist

124
Q

produces the stinky smell

A

apocrine sudoriferous glands

125
Q

helps with thermal regulation and has no odor

A

eccrine sudoriferous glands

126
Q

what is the larger sudoriferous gland

A

apocrine glands are larger than eccrine glands

127
Q

soft, short, thin, lightly pigmented hair

A

vellus hair

128
Q

longer coarser hair

A

terminal hair

129
Q

help pull up the hair when there are goose bumps etc.

A

arrector pili muscle

130
Q

what type of muscle is the arrector pili muscle?

A

smooth muscle

131
Q

what tactile receptor senses deep pressure/touch

A

pacinian corpuscle

132
Q

what tactile receptor senses torsion, twisting, and stretching

A

ruffini corpuscle

133
Q

what type of tactile receptor senses fine and light touch in the dermis

A

meissner corpuscle

134
Q

what type of tactile receptor senses epidermal fine and light touch

A

merkel cells

135
Q

what is the only epidermal tactile receptor?

A

merkel cells

136
Q

extend surface area of dermis into epidermis

A

dermal papillae

137
Q

a

A

meissner’s corpuscle

138
Q

b

A

ruffini corpuscle

139
Q

c

A

pacinian corpuscle

140
Q

another name for ruffini corpuscle

A

type ii cutaneous mechanoreceptors

141
Q

a

A

eccine sudoiferous gland

142
Q

b

A

apecrine sudoriferous gland

143
Q

a

A

stratum corneum

144
Q

b

A

stratum lucidum

145
Q

c

A

stratum granulosum

146
Q

d

A

stratum spinosum

147
Q

e

A

stratum basale

148
Q

a

A

sebacous gland

149
Q

b

A

hair follicle

150
Q

c

A

arrector pili muscle

151
Q

a

A

arrector pili muscle

152
Q

b

A

hair follicle

153
Q

c

A

sebaceous gland

154
Q

a

A

meissner’s corpuscle

155
Q

b

A

eccrine sudiferous gland

156
Q

c

A

fibroblast

157
Q

a

A

stratum corneum

158
Q

b

A

stratum granulosum

159
Q

c

A

stratum spinosum

160
Q

d

A

stratum basale

161
Q

a

A

apocrine sudoiferous gland

162
Q

b

A

meisner’s corpuscle

163
Q

c

A

eccrine sudoiferous gland

164
Q

d

A

pacinian corpuscle

165
Q

a

A

sebaceous gland

166
Q

b

A

arrector pili muscle

167
Q

c

A

hair follicle

168
Q

a

A

stratum basale

169
Q

b

A

stratum spinosum

170
Q

c

A

stratum granulosum

171
Q

d

A

stratum lucidum

172
Q

e

A

stratum corneum

173
Q

embryonic tissue from which connective tissue originates

A

mesenchyme

174
Q

bone-forming cell

A

osteoblast

175
Q

cartilage-forming cell

A

chondroblast

176
Q

what makes up the ground substance of connective tissue?

A

large sugar and sugar-protein molecules

177
Q

only ground substance not produced by the connective tissue it surrounds

A

plasma

178
Q

fibrous membrane that wraps around muscle, vessles, and nerves

A

fascia

179
Q

ground substance of bones

A

calcium salts

180
Q

skin covering the body’s surface (membrane)

A

cutaneous membrane

181
Q

lines hollow internal organs

A

mucous membrane/ mucosa

182
Q

what is the areolar tissue called as part of the mucous membrane?

A

lamina propia

183
Q

lines closed pleural, pericardial, and peritoneal cavities

A

serous membrane/ serosae

184
Q

what is the simple squamous epithelia in serosae called?

A

mesothelium

185
Q

relatively undifferentiated cells that renew continually to produce new cells as needed

A

stem cells

186
Q

strongest skin region

A

stratum granulosum

187
Q

what skin layer plans a significant role in slowing water loss across the epidermis?

A

stratum granulosum

188
Q

what are the functions of subcutaneous tissue?

A

insulation and anchoring skin to muscles

189
Q

3 layers of hair

A

medulla, cortex, cuticle

190
Q

where are apocrine sweat glands mostly found?

A

axial, anal, and genital regions

191
Q

sebum blocks sebaceous glands causing a greater likelihood of bacteria

A

acne

192
Q

rough scaly spots form treated with creams or surgical removal

A

actinic keratosis

193
Q

only epidermis is harmed. redness, swelling, and pain

A

1st degree burns

194
Q

damage to the epidermis and dermis but not complete destruction. pain and blistering

A

2nd degree burns

195
Q

complete destruction of the epidermis and dermis. burning of sweat glands, nerves, and blood vessels. hair loss, more prone to infection, bad for heat loss- oil retention

A

3rd degree burns

196
Q

caused by repeated friction, short-term

A

callus

197
Q

long-term friction leads to a fluid-filled pouch separating the epidermis and dermis

A

blister

198
Q

herpes simplex virus creates marks around lips/mouth

A

cold sores

199
Q

poorly-oxygenated hemoglobin causes the skin to turn blue

A

cyanosis

200
Q

occur over bone prominence for wheel-chair bound people. epidermis and dermis lost and collagen increases

A

decubitis ulcers/ pressure ulcers

201
Q

scaling/ inflammation of various types

A

dermatitis

202
Q

staph infection common around school-aged children with pink, fluid-filled spots around the mouth and nose

A

impetigo

203
Q

autoimmune disease causing red, scaly inflammation

A

psoriasis

204
Q

dilated small blood vessels rupture to cause the face to turn red

A

rosacea

205
Q

vitamin D deficiency which weakens collagen and connective tissue. teeth loss, blood vessel rupture, and poor healing

A

scurvy

206
Q

general term for skin cancer

A

carcinoma

207
Q

most common/ least malignant type of skin cancer

A

basal cell

208
Q

basal cells invade the dermis/ subcutaneous tissue

A

basal cell (skin cancer)

209
Q

scaly, rounded spots that need to be treated with radiation, surgery, or drugs

A

squamous cell carcinoma

210
Q

most deadly type of skin cancer

A

malignant melanoma

211
Q

transdermal patch delivery

A

drug molecules diffuse through the epidermis to dermal blood vessels

212
Q

loss of melanocytes; autoimmune disease

A

vitiligo

213
Q

skin layer made primarily of stem cells

A

stratum basale

214
Q

carotene is produced in this layer

A

stratum granulosum