BSCI 2101 Exam 1 Chapter 4 Part 1 (4.1-4.4)

Question 1

Unicellular Organism

Answer 1

independent little creatures in mutlicellular organism, cells form communities

Question 2

Tissues

Answer 2

group of cells similar in structure and perform common/related function

Question 3

Epithelial Tissue

Answer 3

Covers and Protects, sheet of cells that covers body surfaces/lines a body cavity

Question 4

Connective Tissue

Answer 4

Supports bones and tendons

Question 5

Muscle Tissues

Answer 5

Moves muscles and bones

Question 6

Nervous Tissues

Answer 6

controls the body through the brain

Question 7

Artifacts

Answer 7

tissues under microscope exposed to many procedures after original condition

Question 8

Granular Tissue

Answer 8

create boundaries between different environments through protection, secretion, sensory reception

Question 9

Apical Structure

Answer 9

not attached to surrounding tissue and exposed to outside of body/cavity of internal organisms

Question 10

Basal Tissue

Answer 10

next to connective tissue, adjacent to basal lamina for selective filter

Question 11

Desmosomes

Answer 11

keep cell together

Question 12

Tight Junctions

Answer 12

to prevent passage of molecules and ions

Question 13

Reticular Tissue

Answer 13

deep to basal, collagen protein fiber for underlying connective tissue

Question 14

Epithelium

Answer 14

no blood vessels, supplied by nerve fibers

Question 15

Single epithelia

Answer 15

single cell layer, absorption and filtration occurs, all of the same shape

Question 16

stratified

Answer 16

• 2 cell layers stacked in high-abrasion where protection is important

Question 17

Squamous cells

Answer 17

flat and scale like, with disc nucleus

Question 18

Cudodial Cells

Answer 18

boxlike, tall and wide, spherical nucleus

Question 19

Columnar Cells

Answer 19

tall and column-shaped, elongated to be cell base

Question 20

Simple Squamous

Answer 20

Single layer of cells with disc-central nuclei and sparse nuclei

Question 21

Simple Squamous Function

Answer 21

allow materials to pass through diffusion and filtration in sites where protection not important

Question 22

Simple Squamous Location

Answer 22

kidney, air sacs, lungs, heart, blood vessels, lymphatic vessels

Question 23

Endothelium

Answer 23

Silk, Friction reducing lining in lymphatic vessels in cardiovascular system

Question 24

Mesolithium

Answer 24

found in serious membranes, line body cavity, covering organs

Question 25

Simple Cudoidal

Answer 25

Single layer of cubelike with large, spherical central nuclei

Question 26

Simple Cudoidal Function

Answer 26

Secretion and absorption and form small ducts of glands

Question 27

Simple cudoidal locations

Answer 27

in kidney tubules, ducts, small glands, ovary surface

Question 28

Simple Columnar

Answer 28

single layer of tall cells with oval nuclei, bear microvilli near cilia

Question 29

Simple Columnar Function

Answer 29

absorbs and secretes mucus enzymes (microvilli

collated type - propels mucus through cillary action

Question 30

Simple Columnar Location

Answer 30

digestive tract, galbladder, excretory duct to some glands, uterus