Histology AP100

Question 1

a group of similar cells that function together

Answer 1

Tissue

Question 2

the study of tissues

Answer 2

Histology

Question 3

Outer germ layer

Answer 3

Ectoderm

Question 4

Middle germ layer

Answer 4

mesoderm

Question 5

inner germ layer

Answer 5

endoderm

Question 6

superficial lining of skin and some internal organs

Answer 6

covering and lining epithelium

Question 7

the secreting portion of glands (both endocrine and exocrine)

Answer 7

Glandular epithelium

Question 8

single layer of cells

Answer 8

simple epithelial tissue

Question 9

single layer of flattened cells with oval nuclei, adapted for diffusion, filtration and osmosis

Answer 9

simple squamous epithelium

Question 10

square-shaped cells with round nuclei, adapted for secretion and absorption

Answer 10

simple cuboidal epithelium

Question 11

rectangular cells with oval nuclei, adapted for secretion and absorption

Answer 11

simple columnar epithelium

Question 12

2 or more layers of cells

Answer 12

stratified epithelial tissue

Question 13

underlying cells may be cuboidal or columnar in shape but the top layer is squamous, adapted for protection

Answer 13

stratified squamous epithelium

Question 14

variable appearance ranging from stratified squamous to stratified cuboidal,

Answer 14

transitional epithelium

Question 15

found in upper respiratory tract
* cells either secrete mucus (goblet cells) or bear cilia

Answer 15

pseudostratified ciliated columnar epithelial

Question 16

lines ducts of larger glands, epididymis and part of male urethra
* do not contain goblet cells or have cilia

Answer 16

pseudostratified nonciliated columnar epithelial

Question 17

Most abundant and widely distributed tissue in the body

Answer 17

Connective tissue

Question 18

Function in secretion of substances

Answer 18

Glandular Epithelium

Question 18

Secrete substance into the extracellular fluid and then into the blood
“ductless”
secretions are hormones

Answer 18

Endocrine glands

Question 19

Secrete substance into a duct or onto the free surface

Answer 19

Exocrine glands

Question 20

most common type of exocrine gland
i.e salivary glands, pancreas

Answer 20

Merocrine gland (mero= part/partial)

Question 21

secrete the matrix which is a characteristic of a specific tissue type

Answer 21

immature cells or “Blasts”

Question 22

immature cells become mature cells or _____ once the matrix is produced

Answer 22

cytes

Question 23

secrete the molecules that form the matrix.

Answer 23

Fibroblasts

Question 24

develop when "monocytes" big eaters

Answer 24

macrophages (white blood cell)

Question 25

part of immune system; secretes antibodies

Answer 25

plasma cells (white blood cell)

Question 26

involved in the anti-inflammatory response

Answer 26

mast cells

Question 27

fat cells

Answer 27

apidocytes

Question 28

migrate to connective tissue to combat pathogens

Answer 28

neutrophils (white blood cell)

Question 29

consists of fibres embedded in the ground substance

Answer 29

matrix

Question 30

connective tissue between fibres and cells holds water within tissues

Answer 30

ground substance

Question 31

provide strength and support for tissues

Answer 31

Fibres

Question 32

highest most abundant protein in body

Answer 32

type I collagen

Question 33

* found in abundance in skin, blood vessel walls, bladder wall and lung tissue

Answer 33

elastic fibres

Question 34

a genetic disorder of faulty elastic fiber production so tissues high in elastic fiber are weak

Answer 34

Marfan's syndrome

Question 35

consist of single collagen molecule (type IV collagen) form the "stroma" (structure, framework) of soft organs: lymph nodes, spleen, liver

Answer 35

Reticular fibers

Question 36

loosely woven fibres with many cells

Answer 36

Loose connective Tissue

Question 37

Fat tissue, white/brown fat

Answer 37

adipose tissue

Question 38

Contains more fibres and fewer cells than loose connective tissue

Answer 38

Dense connective tissue

Question 39

dense network of collagen/elastic fibres

Answer 39

Cartilage

Question 40

most abundant cartilage, found on the ends of long bone

Answer 40

Hyaline cartilage

Question 41

3 types of epithelial membranes

Answer 41

Mucous membranes (mucosa) serous membranes (serosa) Cutaneous membrane (skin)

Question 42

name 4 types of tissue and one function

Answer 42

epithelial: covering and lining connective: binds structures together nervous: produces electrical impulses for communication muscle: Contract to produce mvmt