A&T Chapter 16 Skin Flashcards Preview

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Flashcards in A&T Chapter 16 Skin Deck (23):
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Sebaceous Glands

Sebum

1

Sweat Glanda

Sweat, a watery secretion

2

What does sebum do?

Lubricates the skin

3

What does sweat do?

Cool the body

4

Epidermis

A thin cellular membrane layer; containing keratin

Lacks blood vessels, lymph vessels and connective tissue and depends on the dermis layer for nutrition.

5

Dermis

Dense fibrous connective tissue layer; containing collagen

Located directly below the epidermis. Composed of blood, lymph vessels and nerve fibers. As well as accessory organs; hair follicles, sweat glands, & sebaceous glands all supported by collagen

6

Subcutaneous Layer

Thick fat containing layer

7

Stratified squamous epithelium

In the outer most layer of the skin the cells are arranged in several layers to form SSE

8

Basal Layer

Is the deepest layer of the epidermis. The cells are constantly growing and are the source of all the other cells in the epidermis

9

The top layer of the epidermis is called?

Stratum corneum

10

Melanocytes

Located in the basal layer. Contain the pigment called melanin. The number of melanocytes in all humans is the same, but the amount of melanin in the cell accounts for differences in color.

11

Albinos

Individuals incapable of producing any pigment

12

Subcutaneous Layer

Below the dermis and epidermis (which are the cutaneous layers). Adipocytes are predominant in this layer

13

Hair

Tightly fused network of cells filled with keratin.

14

Onycholysis

Loosening of the nail plate with separation from the nail bed

15

Apocrine sweat glands

One of the large dermal exocrine glands located in the Achilles and genital areas. It secretes sweat that, in action with bacteria, is responsible for human body odor

16

Eccrine sweat gland

Most numerous of sweat producing glands

17

Myc/o

Fungus/fungi

Mycosis
Ex. Tinea pedis

18

Onych/o

Nail

Onycholysis. Separation of nail from nail plate

19

Pil/o

Hair

20

Py/o

Pus

21

Rhytid/o

Wrinkle

22

Ungu/o

Nail