integument images

Question 1

Answer 1

they are keratinocytes–> look at the melanin cap

Question 2

Answer 2

it is not found in the stratum spinosum but in the stratum basale

Question 3

Answer 3

mealnocytes quanitity does not differ between races, what changes is the activity

Question 4

Answer 4

the arrow point to the stratum granulosum which produces lamellar granules

Question 5

Answer 5

the arrow is pointing to a eccrine sweat gland duct

the asterisk is the dermis specifically the dermal papilla

Question 6

Answer 6

myoepithelial cells

Question 7

Answer 7

b- they might contain a few gap junction but they are not abundant in them. What makes them “spiny” is the macula adherens–> desmosomes

Question 8

Answer 8

c- they are not associated with actin filaments

Question 9

Answer 9

d- it is the merocrine (eccrine) sweat glands that are important for thermoregulation

Question 10

Answer 10

it is located on C–> look at the dark eosinophilic stain

Cystic Fibrosis Transmembrane Conductance Regulator

Question 11

Answer 11

there is no apocrine sweat glands

Question 12

Answer 12

myoepithelial cells are not found in the epidermis

Question 13

Answer 13

Tyrosinase is found in the melanosome of the malonocyte

Question 14

Answer 14

What has been labeled as a pacininan corpuscle it is a Meissner corscuple

Question 15

Answer 15

this is the dermis thus we will not be able to see the sweat gland secretory units