Chapter 5

Question 1

Epithelial tissue

Answer 1

Skin, glands, lining of internal surfaces

Question 2

Epithelial characterizations

Answer 2

Cell junctions, avascular, high regeneration rates

Question 3

Functions of epithelial

Answer 3

Physical protection, control permeability, produces specialized secretions

Question 4

Simple squamous epithelium

Answer 4

Permits rapid diffusion or transport of substances

Question 5

Simple cuboidal epithelium

Answer 5

Absorption and secretion, mucus production, kidney linings

Question 6

Simple columnar epithelium

Answer 6

Absorption and secretion, mucus secretion, inside lining of intestines

Question 7

Pseudo-stratified epithelium

Answer 7

Secrets and propels mucus, line inside of airway

Question 8

Mucous membrane

Answer 8

Lines passages that open to external environment (nose), absorptive, secretory, and protective functions

Question 9

Keratinized stratified squamous

Answer 9

Skin, packed with dead cells

Question 10

Non keratinized stratified squamous

Answer 10

No surface of dead cells, vagina

Question 11

Stratified cuboidal epithelium

Answer 11

Secretes sweat, sperm and ovarian hormones, testes ovaries

Question 12

Connective tissue

Answer 12

Matrix tissue which cells usually occupy less space than extra cellular material

Question 13

Functions of connective tissue

Answer 13

Binding organs, support, physical and immune protection, movement, storage, heat production, transport

Question 14

Areolar tissue

Answer 14

Papillary layer of dermis, stretch, snap back, connect skin to muscle

Question 15

Adipose tissue

Answer 15

Adipocytes- dominant cell, fat cells, layer between skin and muscle

Question 16

Adipose tissue

Answer 16

Subcutaneous layers, padding around organ, breasts

Question 17

Dense regular connective tissue

Answer 17

Tendons/ligaments, strength, fibers run in same direction

Question 18

Dense irregular connective tissue

Answer 18

Dermis, strength in all directions of skin, fibers go all different directions

Question 19

Cartilage

Answer 19

Lack blood supply, supportive CT

Question 20

Hyaline cartilage

Answer 20

Trachea/bronchi, hold open airway, padding bones

Question 21

Elastic cartilage

Answer 21

Ear, lots of flexibility

Question 22

Fibro cartilage

Answer 22

Intervertebral disks, really strong

Question 23

Spongy bone

Answer 23

End of long bones

Question 24

Compact bone

Answer 24

Outside of bones

Question 25

Blood

Answer 25

Fluid CT, transport cells and dissolved matter

Question 26

Erythrocytes

Answer 26

Red blood cells- hemoglobin

Question 27

Leukocytes

Answer 27

White blood cells, defense

Question 28

Platelets

Answer 28

Cell fragments

Question 29

Nervous tissue

Answer 29

Communication, electrical/chemical signals

Question 30

Neurons

Answer 30

Nerve cells

Question 31

Nervous tissue

Answer 31

Brain

Question 32

Muscular tissue

Answer 32

Elongated cells specialized for contraction

Question 33

Skeletal muscle

Answer 33

Muscles, voluntary

Question 34

Cardiac muscle

Answer 34

Heart, involuntary

Question 35

Smooth muscle

Answer 35

Wall of hallow organs, blood vessels

Question 36

Intracellular junctions

Answer 36

Connections between one cell and another

Question 37

Tight junction

Answer 37

Region in which adjacent cells are bound together by fusion of their plasma membranes (epithelial tissue)

Question 38

Gap junctions

Answer 38

Formed by ring like connexon (kidneys)

Question 39

Regeneration

Answer 39

Replacement of dead or damaged cells by same type as before

Question 40

Fibrosis

Answer 40

Replacement of damaged cells with scar tissue

Question 41

Atrophy

Answer 41

Shrinkage of tissue through loss in cell size of number

Question 42

Necrosis

Answer 42

Premature, pathological death of tissue due to trauma, toxins, or infections

Question 43

Apoptosis

Answer 43

Programmed call death