CHAPTER 4

Question 1

a group cells that common origin

Answer 1

tissue

Question 2

science that deals with the study of tissue

Answer 2

histology

Question 3

physician specialized in laboratory studies of cells and tissue for diagnosis

Answer 3

pathologist

Question 4

type of tissue that covers the body surfaces and lines hollow organs, body cavities, ducts and forms gland

Answer 4

epithelial tissue

Question 5

type of tissue protects supports and binds organs; stores energy as fat and provides immunity

Answer 5

connective tissue

Question 6

type of tissue that generates the physical force needed to make body structures move and generate body heat

Answer 6

muscular tissue

Question 7

type of tissue that detects changes in body and responds by generating nerve impulses

Answer 7

nervous tissue

Question 8

epithelial tissues developed from

Answer 8

ectoderm, endoderm and mesoderm

Question 9

all connective tissue and most muscle tissue was derived from

Answer 9

mesoderm

Question 10

nervous tissue developed from

Answer 10

ectoderm

Question 11

points of contact between plasma membranes of tissue cells

Answer 11

cell junctions

Question 12

type of cell junction that has web-like strands of transmembrane proteins

Answer 12

tight junctions

Question 13

type of cell junction that resist separation of the cells during contractile activities.

Answer 13

adherens junctions

Question 14

dense layer of proteins in cell junctions

Answer 14

plaque

Question 15

type of cell junctions that has plaque and cadherins that extends into intercullular space to attach adjacent cells together

Answer 15

desmosomes

Question 16

type of cell junction that do not link the adjacent cells but they anchor cells to the basement membrane so they don’t break apart

Answer 16

hemidesmosomes

Question 17

type of cell junction that connects neighboring cells via tiny fluid filled tunnel

Answer 17

gap junction

Question 18

tiny fluid filled tunnel in gap junction is called

Answer 18

connexons

Question 19

membrane protein in connexons

Answer 19

connexins

Question 20

thin double extracellular layer that serves as the point of attachment and support for epithelial tissue

Answer 20

basement membrane