Anatomy Lab #1: Part 4 Tissues

Question 1

What is a tight junction?

Answer 1

Water tight connection between 2 adjacent cell membranes

Question 2

What is an anchoring junction

Answer 2

Non-Water tight connection between 2 adjacent cell membranes

Question 3

Define Apical Surface

Answer 3

Exposed/lumial (top) surface

Question 4

Basal surface

Answer 4

Non-exposed/luminal surface attached to basement membrane

Question 5

Endothelium

Answer 5

Simple Squamous Epithelium in blood vessels

Question 6

Mesothelium

Answer 6

Simple Squamous Epithelium in body cavities

Question 7

Exocrine gland

Answer 7

Ducted gland

Question 8

Endocrine gland

Answer 8

Ductless gland

Question 9

What are the 2 layers of the basement membrane

Answer 9

Basal Lamina (Superficial) and Reticular Lamina (Deep)

Question 10

True or False: Epithelial tissue is avascular

Answer 10

True

Question 11

True or False: Epithelial tissue is innervated

Answer 11

True

Question 12

True or False: Epithelial tissue has a high mitotic rate

Answer 12

True

Question 13

Where would you find stratified squamous epithelium?

Answer 13

Skin, Mouth

Question 14

Where would you find transitional epithelium?

Answer 14

Bladder

Question 15

Where would you find simple cuboidal epithelium?

Answer 15

Kidney Tubules

Question 16

Where would you find simple columnar epithelium?

Answer 16

GI Tract

Question 17

Where would you find pseudostratified columnar epithelium?

Answer 17

Respiratory Tract

Question 18

Most connective tissue is innervated

Answer 18

True

Question 19

Most connective tissue is vascularized

Answer 19

True

Question 20

What is the matrix composed of?

Answer 20

Ground substance & fibers

Question 21

What ground substance provides for joint lubrication?

Answer 21

Hyaluronic acid

Question 22

Name the three types of fibers that are found in the connective tissue matrix.

Answer 22

Collagen, Elastic,
Reticular

Question 23

What type of connective tissue forms all other kinds of connective tissue?

Answer 23

Mesenchyme

Question 24

What kind of cells make up adipose tissue?

Answer 24

Adipocytes

Question 25

What kind of connective tissue are tendons & ligaments?

Answer 25

Dense regular CT

Question 26

What type of connective tissue forms the subcutaneous layer of the skin?

Answer 26

Areolar CT or loose

Question 27

What type of connective tissue is found in membrane capsules surrounding organs?

Answer 27

Dense irregular CT

Question 28

What substance gives cartilage its strength?

Answer 28

Collagen

Question 29

What are intercalated discs? What is the function of gap junctions?

Answer 29

Connections between cardiac muscle cells that contain adhering & gap junctions. Gap junctions allow molecules to diffuse between the cells’ cytoplasm to allow for communication

Question 30

What are neurons?

Answer 30

Nerve cells

Question 31

What are neuroglia?

Answer 31

Cells that support (structurally & metabolically) neurons

Question 32

What are dendrites?

Answer 32

Receptive portions of the neuron; receives information

Question 33

What is an axon?

Answer 33

Long, cylindrical portion; conveys information to the next cell