Histology

Question 1

Where can we find simple squamous epithelia?

Answer 1

urinary bladder and ureter

Question 2

Where can we find stratified squamous?

Answer 2

nasal cavity, trachea, bronchii

Question 3

Where can we find simple cuboidal?

Answer 3

skin, mouth, rectum

Question 4

Where can we find stratified cuboidal?

Answer 4

pancreas, sweat glands, digestive glands

Question 5

Where can we find simple columnar?

Answer 5

uterus, mammary ducts

Question 6

Where can we find stratified columnar?

Answer 6

kidney tubules, salivary glands, sweat glands

Question 7

Where can we find pseudostratified?

Answer 7

alveoli of lungs, capillary wall, and serous membranes

Question 8

Where can we find transitional epithelium?

Answer 8

stomach, intestines

Question 9

What is the apical surface?

Answer 9

surface facing the lumen/ external environment

Question 10

What is the basal surface?

Answer 10

surface attached to basement membrane

Question 11

Is epitheleal tissue vascular or avascular?

Answer 11

Avascular meaning they receive nerve supply from another source

Question 12

Does epitheleal tissue have a high mitotic rate?

Answer 12

Yes, they are constantly regenerating since itis the part of the body that is exposed to injury

Question 13

What are the types of supporting connective tissue

Answer 13

Cartilage and bone

Question 14

What are the types of cartilage (CT)?

Answer 14

hyaline, elastic, fibro

Question 15

What are some features of hyaline cartilage?

Answer 15

The most abundant, consists of chondrocytes (in lacunae), possible chondroblasts, and a matrix

Question 16

What are some features of elastic cartilage?

Answer 16

Similar to hyaline cartilage but has elastic fibers in matric

Question 17

What are some features of fibrocartilage?

Answer 17

It has chondrocytes and collagen fibers

Question 18

What are the 3 broad categories of connective tissue proper?

Answer 18

Loose, dense, fluid

Question 19

What are the categories within loose connective tissue?

Answer 19

Areolar and Adipose tissue

Question 20

What is the difference between loose areolar CT and Adipose CT?

Answer 20

Areolar: has lots of space for fluid and fibers
Adipose: large fat vacuoles with nuclei on border

Question 21

What are the categories within dense CT?

Answer 21

elastic

Question 22

What is the difference between dense regular, irregular and elastic CT

Answer 22

Dense regular: collagen fibers are packed together with fibroblasts in between
Dense irregular: has collagen fibers but is not arranged
Elastic: stretchy

Question 23

What is part of fluid ct?

Answer 23

blood and lymph

Question 24

What makes up connective tissue?

Answer 24

ground substance, fibers, and cells

Question 25

What are the types of fibers seen in CT?

Answer 25

Elastic fibers: stretchy, form networks

Collagen: strongest fibers, arranged

Question 26

Immature cells in connective tissue proper are called_________

Answer 26

fibroblasts (larger nuclei)

Question 27

Mature cells in connective tissue proper are called______

Answer 27

Fibrocytes (stretchy, thin nuclei)

Question 28

Immature cells in cartilage are called________

Answer 28

chondroblasts (not in lacunae)

Question 29

Mature cells in cartilage are called _________

Answer 29

Chondrocytes (in lacunae)

Question 30

What is the extracellular matrix made out of?

Answer 30

Interstitial fluid and fibers

Question 31

What are the features of skeletal muscle?

Answer 31

most abundant
voluntary movement
have striations
multinucleated