Chapter 5 - NS #1 "Tissue Level of Organization

Question 1

cells are highly organized…

Answer 1

they still cannot function by themselves

Question 2

Definition of Histology

Answer 2

study of cell tissue

Question 3

Characteristics of Epithelial tissue

Answer 3

Covers body surfaces, lines internal structures and cavities, packed tightly together little extracellular material between adjacent cells, no blood vessels

Question 4

one layer

Answer 4

functions as a transporter(simple)

Question 5

2 or more layers

Answer 5

function as protection(stratified)

Question 6

Mitotic

Answer 6

divide fast

Question 7

where does epithelial tissue connect

Answer 7

connective tissue, attach at the basement membrane(nonliving)

Question 8

where is connective tissue found

Answer 8

bone, cartilage, fat, and lymph tissue

Question 9

does epithelial tissue have nerve supply

Answer 9

yes

Question 10

what is epithelial functions

Answer 10

protection, secretion, absorption, and excretion

Question 11

Connective tissue

Answer 11

most abundant and widely distributed tissue

Question 12

What are the functions of connective tissue

Answer 12

bind structures, provide support and protection, serve as frameworks, fill spaces, store fat, produce blood cells, protect against infections, help repair tissue damage.

Question 13

Matrix…

Answer 13

extracellular material (ECF)

Question 14

where is connective tissue found

Answer 14

cover joint cavity

Question 15

what are the 4 principal types of tissues

Answer 15

Epithelial tissue, Connective tissue, Nervous, and muscle

Question 16

epithelial tissues function is

Answer 16

protection, secretion, absorption, and excretion

Question 17

which tissue is the most abundant and widely distributed

Answer 17

Connective tissue

Question 18

do connective tissues touch each other

Answer 18

no

Question 19

what are the functions of connective tissue

Answer 19

bind structures, provide support and protection, serve as frame works, fill spaces, stores fat, produces blood cells, protects against infections, helps repair tissue damage

Question 20

Is connective tissue vascular

Answer 20

its highly vascular

Question 21

what are fixed cells

Answer 21

reside in a specific tissue type for an extended period of time

Question 22

fibroblasts

Answer 22

secrete proteins to produce fibers in matrix

Question 23

what are mast cells

Answer 23

located near blood vessels, releases allergy mediators

Question 24

Which tissues appear temp. due to infection

Answer 24

Wandering cells

Question 25

Macrophages

Answer 25

phagocytic cells that clear foreign particles

Question 26

What are the 2 main categories of connective tissue

Answer 26

connective tissue proper and specialized connective

Question 27

the 2 groups of nerve cells are

Answer 27

Neurons- most basic and Neuroglia-support and bind nervous tissue components

Question 28

Nervous cells…

Answer 28

collects info by receiving stimuli, coordinate body activity, transmit “action potentials”, and keeps the body at homeostasis

Question 29

How do nervous system maintain homeostasis

Answer 29

it collects info by receiving stimuli which regulates our bodies system

Question 30

what % of body weight does muscle have

Answer 30

40-50

Question 31

What is muscle responsible for

Answer 31

movement and generation of force

Question 32

what does contractile mean

Answer 32

they can shorten and thicken

Question 33

what are the 3 types of muscles

Answer 33

cardiac, smooth, and skeletal

Question 34

Where is cardiac found and what does it look like

Answer 34

heart, involuntary, striated look like branch

Question 35

where is skeletal found and what does it look like

Answer 35

found in bones, voluntary, striated rows of salmon

Question 36

where is smooth found and what does it look like

Answer 36

organs found in blood vessels looks wavey red big nuclei