Lab Practical #2.1

Question 1

properties and traits Epithelial have in common

Answer 1

protection
absorption
secretion

Question 2

criteria used to classify epithelial tissue

Answer 2

shape of membrane\
how many layers

Question 3

what do goblet cells secrete?

Answer 3

mucus

Question 4

what are the possible consistencies of ground substance in CT?

Question 5

possible protein fibers that can be found in CT matrix

Answer 5

elastin
collagen
reticular

Question 6

how does adipose tissue reduce the loss of heat through skin?

Answer 6

the layers and thickness act as a insulator before muscle

Question 7

tendons

Answer 7

connect muscle to bone

Question 8

ligaments

Answer 8

connect bone to bone

Question 9

simple squamous description and function

Answer 9

single layer of flat cells

secretion
permeability

Question 10

simple cuboidal description and function

Answer 10

single layer of square cells

absorption
secretion

Question 11

simple ciliated columnar description and function

Answer 11

single layer of tall rectangular cells with cilia
nuclei are at the same level*

absorb
secrete

Question 12

simple columnar with goblet cells description and function

Answer 12

single layer of tall rectangular cells with goblet cells

secrete
synthesize

Question 13

psuedostratisfied ciliated columnar with goblet cells description and function

Answer 13

single layer of tall rectangular cells that appear staggered with cilia and goblet cells

secrete
protection

Question 14

stratified Squamous description and function

Answer 14

multiple layers of flat cells

protection

Question 15

transitional description and function

Answer 15

multiple layers of square cells that change shape

stretches and recoils

Question 16

simple squamous location

Answer 16

kidneys

Question 17

simple cuboidal location

Answer 17

thyroid

Question 18

simple ciliated columnar location

Answer 18

fallopian tubes

Question 19

simple columnar with goblet cells location

Answer 19

small intestine

Question 20

psuedostratisfied ciliated columnar with goblet cells location

Answer 20

bronchi

Question 21

dense irregular CT description and function

Answer 21

contains fibroblasts
has bundles of collagen fibers less organized

high tensile strength in all directionsa

Question 22

adipose CT description and function

Answer 22

contains adipocytes
has reticular protein fibers

protect
cushion
insulate
energy source

Question 22

transitional locattion

Answer 22

bladder

Question 22

stratified Squamous location

Answer 22

epidermis

Question 23

`areolar CT description and function

Answer 23

contains fibroblasts, and macrophages has all 3 types of protein fibers ground substance is made of hyaluronic acid reduces friction ptotection

Question 24

elastic CT description and function

Answer 24

contains fibroblasts has elastic protein fibers stretch and recoil

Question 25

hyaline cartilage description and function

Answer 25

has thin collagen protein fibers covers surface of long bones provides support flexible

Question 26

fibrocartilage description and function

Answer 26

has collagen fibers absorb shock

Question 27

elastic cartilage description and function

Answer 27

has elastic protein fibers Maintains shape/support allows bflexibility

Question 28

areolar CT location

Answer 28

around organs

Question 29

adipose CT location

Answer 29

under the skin

Question 30

dense irregular CT location

Answer 30

dermis

Question 31

dense regular CT location

Answer 31

tendons & ligaments

Question 32

dense regular CT description and function

Answer 32

has fibroblast cells has organized collagen protein fibers high tensile strength in one direction

Question 33

elastic CT location

Answer 33

lungs

Question 34

hyaline cartilage location

Answer 34

nasal septum

Question 35

fibrocartilage location

Answer 35

intervertberal discs

Question 36

elastic cartilage location

Answer 36

epiglotis

Question 37

skin function

Answer 37

protection water absorber blood reservoir vitamin D synthesis

Question 38

layers of the skin

Answer 38

epidermis dermis hypodermis

Question 39

regions of the dermis

Answer 39

(1) papillary (2) reticular

Question 40

layers of the epidermis

Answer 40

(1) stratum corneum (2) stratum basale

Question 41

glands in the dermis

Answer 41

sebaceous (oil) attached to the hair follicule sudoriferous (sweat)

Question 42

muscle in the dermis

Answer 42

arrector pili muscle

Question 43

parts of the hair in the skin

Answer 43

hair bulb (root) hair follicule (hair is found) hair shaft (hair itself)

Question 44

keratinocyte location and function

Answer 44

produce proteins above melanocyte

Question 45

melanocyte location and function

Answer 45

produce melanin along the basal layer

Question 46

what is the most widespread and abundant type of tissue?

Answer 46

connective tissue

Question 47

what is the most common type of cartilage?

Answer 47

hyaline cartilage

Question 48

cartilage is composed of

Answer 48

extracellular matrix chondrocytes that live in lacunae fibers: collagen and elastin

Question 49

what is the function of ground substance in CT

Answer 49

supports the cells and fibers helps determine the consistency of the matrix

Question 50

what is found in the lacuna

Answer 50

chondrocyte

Question 51

differences in protein fibers

Answer 51

collagen -thickest elastic- net like retiular- thin