Labs 5 and 6

Question 1

Where is pseudostratified columnar epithelium found?

Answer 1

The lining of the trachea and upper respiratory tract.

Question 2

What is the function of pseudostratified ciliated columnar epithelium?

Think trachea and upper respiratory tract

Answer 2

Secretes mucus via goblet cells and removal of particles pathogens via cilia.

Question 3

Where is simple squamous epithelium found?

Answer 3

Alveoli (lungs), blood vessel linings, and capillaries.

Question 4

What is the function of simple squamous epithelium?

Think lungs

Answer 4

Allows for rapid diffusion and filtration.

Question 5

Where is stratified squamous epithelium found?

Answer 5

Skin, mouth, esophagus, and vagina.

Question 6

What is the function of stratified squamous epithelium?

Think epidermis and oral cavity

Answer 6

Protects against abrasion and pathogens.

Question 7

Where is simple cuboidal epithelium found?

Answer 7

Nephron of the kidney tubules and glands.

Question 8

What is the function of simple cuboidal epithelium?

Think kidneys

Answer 8

Secretion and absorption.

Question 9

Where is compact bone found?

Answer 9

Skeleton, including long bones and the skull.

Question 10

What is the function of compact bone?

Answer 10

Provides support, protection, and storage of minerals like calcium.

Question 11

Where is adipose tissue found?

Answer 11

Hypodermis and around organs.

Question 12

What is the function of adipose tissue?

Answer 12

Energy storage, insulation, and cushioning.

Question 13

Where is hyaline cartilage found?

Answer 13

End of long bones, nose, and trachea.

Question 14

What is the function of hyaline cartilage?

Answer 14

Provides support and reduces friction at joints.

Question 15

Where is blood tissue found?

Answer 15

Blood vessels.

Question 16

What is the function of blood tissue?

Answer 16

Transports oxygen, nutrients, and waste.

Question 17

Where is areolar connective tissue found?

Answer 17

Beneath epithelial layers and around organs.

Question 18

What is the function of areolar connective tissue?

Answer 18

Binds tissues, and provides flexibility, and cushioning.

Question 19

Where is dense regular connective tissue found?

Answer 19

Tendons and ligaments.

Question 20

What is the function of dense regular connective tissue?

Answer 20

Provides strong attachment and resistance to pulling forces.

Question 21

Where is the stratum corneum found in the epidermis?

Answer 21

The outermost layer of the epidermis.

Question 22

What is the function of the stratum corneum?

Answer 22

Provides a protective barrier and prevents water loss.

Question 23

Where is the stratum basale found in the epidermis?

Answer 23

The innermost layer of the epidermis.

Question 24

What is the function of the stratum basale?

Answer 24

Responsible for cell division and contains melanocytes for pigment.

Question 25

Where is the dermis located?

Answer 25

Beneath the epidermis.

Question 26

What is the function of the dermis?

Answer 26

Contains blood vessels that supply oxygen and nutrients to the epidermis which is avascular (lacks it own blood supply) and thermoregulation.

Question 27

Where are sweat glands found?

Answer 27

In the dermis.

Question 28

What is the function of sweat glands?

Answer 28

Regulate body temperature by producing sweat.

Question 29

What is the function of eccrine sweat glands?

Answer 29

Thermoregulation.

Question 30

Where are eccrine sweat glands located?

Answer 30

Distrubuted all over the body, especially on the palms, soles, and forehead.

Question 31

What is the function of apocrine sweat glands?

Answer 31

Becomes active after puberty, releasing a protein rich sweat that contributes to body odor when broken down by bacteria.

Question 32

Where are apocrine sweat glands located?

Answer 32

Concentrated in areas like the groin, armpits, and around the nipples.

Question 33

What is the function of oil (sebaceous) glands?

Answer 33

Secrete sebum to lubricate skin and hair.

Question 34

Where are sebaceous glands found?

Answer 34

Found throughout the body except for the palms of the hands and soles of the feet.

Question 35

Where is the hypodermis located?

Answer 35

Beneath the dermis.

Question 36

What is the function of the hypodermis?

Answer 36

Provides insulation, energy storage, and cushioning.

Question 37

What does adipose tissue look like under the microscope?

Answer 37

White or clear blobs.

Question 38

What does compact bone look like under the microscope?

Answer 38

It has rings that look like a cut tree trunk or a fossil.

Question 39

What does areolar tissue look like under the microscope?

Answer 39

Dots and strings.

Question 40

What does dense regular connective tissue look like under the microscope?

Answer 40

Finished wood on your desk.

Question 41

What does blood look like under the microscope?

Answer 41

Red dots with some white blots.

Question 42

What does hyaline cartilage look like under the microscope?

Answer 42

Glass-like appearance and scattered identical tiny dots.

Question 43

What does simple squamous epithelium look like under the microscope?

Answer 43

They look like sperated cells, fried eggs or a tootsie roll.

Question 44

What does simple cuboidal epithelium look like under the microscope?

Answer 44

Strings of cubes in rows or circles and have the largest nuclei.

Question 45

What does pseudostratified ciliated columnar look like under the microscope?

Answer 45

Thinner rows with more nuclei at the bottom layers of disorganized rows and columns.

Question 46

What does stratified squamous epithelium look like under the microscope (keratinized)?

Answer 46

Two sets of cells having two distinct colors.

Question 47

What does stratified squamous epthelium (non-keratinized) look like under the microscope?

Answer 47

Top set is lined horizontally and the bottom site is lined vertically.