Tissues

Question 1

What are columnar epithelial cells?

Answer 1

Elongated with the nucleus generally near the bottom. Often coli Ted on the outer surface. Line ducts, digestive tract

Question 2

What is areolar (loose) connective tissue?

Answer 2

Composed of a lg semi fluid matrix with many different types of cells and fibres embedded in it. This tissue surrounds various organs and supports both nerve cells and blood vessels

Question 3

What does adipose tissue do?

Answer 3

Stores lipids. Acts as filler tissue. Loose, connective tissue composed of sac-like adipose cells. they are specilized for the storage of fat

Question 4

What is a ligament?

Answer 4

Hold bones together

Question 5

What are tendons?

Answer 5

Hold bone to muscle

Question 6

What is a fasciae?

Answer 6

Fibrous connective tissues sheets that wrap around muscle bundles to hold them in place

Question 7

What is cartilage?

Answer 7

Firm but flexible support

Question 8

What is fibrocartilage?

Answer 8

Strong, flexible->found between bones

Question 9

What is elastic cartilage?

Answer 9

The intercellular matrix is embedded with a network of elastic fibres-> firm but flexible

Question 10

What are the two main functions of a neuron?

Answer 10

1) irritability: ability to respond to environmental changes

2) conductivity: ability to carry a nerve impulse

Question 11

What is histology?

Answer 11

The study of tissues

Question 12

What are the four kinds of tissues?

Answer 12

Epithelial, connective,, muscle, and nervous

Question 13

What does the basement membrane do?

Answer 13

It acts as an anchor and adhesive for epithelial cells

Question 14

How are epithelial cells named?

Answer 14

Shape, arrangement or function

Question 15

What are squamous epithelial cells

Answer 15

They are flat and serve to protect.->lining of mouth and skin

Question 16

what do cuboidal cells do?

Answer 16

They are shaped like cubes and function in protection and secretion.

Question 17

What do columnar epithelial cells do?

Answer 17

They are tall, rectangular, function in secretion and absorption

Question 18

How thick is a simple epithelium layer?

Answer 18

Once cell layer thick

Question 19

How thick is stratified epithelium layer?

Answer 19

Several layers think

Question 20

How thick is pseudostratified epithelium?

Answer 20

Looks several layers thick but all cells extend from the basement membrane to the outer surface

Question 21

What do transitional epithelium cells looks like

Answer 21

Several layers of closely packed, easily stretched cells. When stretched they appear flat; when relaxed they look ragged, or saw-toothed

Question 22

What is endothelium of the heart called?

Answer 22

Endocardium?

Question 23

What lines the great cavities of the body

Answer 23

Mesothelium or serous tissues.

Question 24

What lines the thoracic cavity?

Answer 24

Pleura

Question 25

What lines the abdominal cavity? What covers the heart?

Answer 25

Peritoneum, pericardium

Question 26

What is connective tissue made up of?

Answer 26

Intercellular material called matrix

Question 27

What are the three different kinds of connective tissue?

Answer 27

Loose, dense, specialized

Question 28

What are the three types of loose connective tissue?

Answer 28

Areolar, adipose, and reticular

Question 29

What are the three main cells found in areolar (loose connective tissue)

Answer 29

1) firbroblasts: make fibrils for repair 2) histiocytes or macrophages: phagocytosis 3) mast cells: produce the anticoagulant heparin and histamine an inflammatory substance

Question 30

What does reticular (loose connective tissue) do?

Answer 30

Forms the framework of the liver, spleen, lymph nodes and bone marrow.

Question 31

Dense connective tissue that has a regular argument of embedded firbres:

Answer 31

Tendons, ligaments, aponeuroses

Question 32

Dense connective tissue have irregular arrangement of embedded fibers are

Answer 32

Muscle sheaths, joint capsules and fascia

Question 33

What are the different types of cartilage?

Answer 33

Hyaline, fibrocartilage and elastic

Question 34

What cells are in cartilage?

Answer 34

Chondryocytes

Question 35

Where is hyaline cartilage found?

Answer 35

In the costal cartilages that attach to the ribs of the sternum, in the septum of our nose Nd the rings that keep our trachea and bronchi open

Question 36

What are teeth made out of? And what is the crown of the tooth covered in?

Answer 36

Dentin, enamel

Question 37

A histiocyte is a cell found in

Answer 37

Connective tissue

Question 38

Which tissue has little intercellular material?

Answer 38

Epithelial

Question 39

Kupffer’s cells are found in the

Answer 39

Liver

Question 40

Ovaries are what type of cell?

Answer 40

Cuboidal

Question 41

The membrane lining the lungs is the

Answer 41

Visceral pleural

Question 42

The lining of blood vessels is made up of

Answer 42

Squamous cells

Question 43

Alveoli of the lungs have which kind of cell arrangement?

Answer 43

Simple

Question 44

If a relaxed tissue and the cell layer looks like the teeth of a saw, it is

Answer 44

Transitional

Question 45

Which glands are unicellular?

Answer 45

Goblet

Question 46

The vessels made up of endothelium in simple cell arrangement are

Answer 46

Capillaries

Question 47

Synovial membrane line joints and

Answer 47

Bursae

Question 48

Synovial membranes function in

Answer 48

Friction reduction

Question 49

Which tissue functions as an insulator?

Answer 49

Adipose

Question 50

Muscles have the ability to shorten and thicken due to

Answer 50

Actin and myosin

Question 51

Intercalated disks are found in which type of muscle?

Answer 51

Cardiac

Question 52

The supporting cells of the nervous system are the

Answer 52

Neuroglia

Question 53

An example of dense connective tissue with an irregular arrangement of fibres is a(n)

Answer 53

Muscle sheath

Question 54

Bone stores the mineral salts calcium and

Answer 54

Phosphorus