4.2b Name, Classify, and describe the various types of epithelia, and indicate thier chief functions and locations

Filling the blank: for the classification of epithelia, first part of the name indicates the________of cell layers.

Number

Fill in the blank:

________epithelia consist of a single cell layer.

Simple

Fill in the blank:

_______epithelia are composed of two or more cell layers.

Stratified

Fill in the blank:

For the classification of epithelia, the second part of the name indicates the ________ of the cells at the apical surface.

Shape

Fill in the blank:

_______ Cells are flattened and scale-like

Squamous

Fill in the blank:

________ Cells are boxlike, approximately as tall as they are wide.

Cuboidal

Fill in the blank:

________ Cells are tall and column shaped.

Columnar

ASSIGN EACH TYPE OF EPITHELIUM TO ITS CORRESPONDING FUNCTION

Transitional

Stretches

Stratified squamous

Physical protection

Simple cuboidal

Secretion and absorption

Simple squamous

Often permeable to small molecules

Pseudostratified

Propels sheets of mucus

ASSIGN EACH TYPE OF EPITHELIUM TO ITS CORRESPONDING LOCATION

Simple squamous

air sacks of lungs

Stratified squamous

Epidermis of skin

Transitional

Lines the urinary bladder

Pseudostratified ciliated columnar

Lines, the trachea windpipe

Simple columnar

Lines the stomach

Simple cuboidal

Kidney tubules

Which epithelial tissue sometimes contains goblet cells?

Simple columnar epithelium

IDENTIFY EACH TYPE OF EPITHELIAL TISSUE

Pseudostratified Columnar

Transitional

Simple squamous

Stratified squamous

Simple cuboidal

Simple columnar

Define the term gland

Consists of one or more cells that make and secrete a particular product like hormones, mucus, or sweat

“One-called” glands are classified as ?

Unicellular

“Internally secreting” glands are classified as?

Endocrine gland

________glands lose their ducts during development.

Endocrine

Goblet cells and mucous cells are examples of unicellular ______glands.

Exocrine

_______glands produce hormones.

Endocrine

Salivary glands and sweat glands are examples of multicellular _______ glands.

Exocrine

______exocrine glands secret their products directly onto body surfaces by exocytosis.

Multicellular

_______glands are scattered within epithelial sheets.

Unicellular

Which of the following is a structural classification of a multicellular exocrine gland that has an unbranched duct and secretory cells that form tubes?

simple tubular

The structural classification of a multicellular exocrine gland that has a branched duct and a secretory cell that form both tubes and small flaskike sacs.

Tubular alveolar

The functional classification of a multicellular exocrine gland that secretes its products by exocytosis as they are produce.

Merocrine

4.3 fill in the blanks:

Connective tissues consist largely of nonliving _______, Which separates, often widely, the living ________ of the tissue.

Extra cellular matrix, cells

Name the three main structural components of connective tissue

Cells, fibers, and ground substance

Which two of the three components named above together make up the Extracellur matrix?

Fibers and ground substance

_______ Fibers are the most abundant fiber type in connective tissue.

Collagen

_______ Fibers are found in the skin, lungs, and blood vessel walls

Elastic

________ Fibers are extremely tough and provide high tensile strength

Collagen

_______ store energy as fat

Adipocytes

_______ Secret ground substance and fibers.

Fibroblast

________ Become mature cartilage cells.

Osteoblast

________ Are white blood cells

Leukocytes

The higher the content of________, the more viscous the ground substance

Glycosaminoglycan

List five major functions of connective tissue

Binding and supports protection, insulation, transport of substances(blood), storage of energy (fat) and minerals

Name the four main classes of connective tissue

Connective tissue proper, cartilage, bone, blood

Which of the following is an example of connective tissue proper?

Areolar

Which of the following is an example of dense connective tissue?

Elastic

Insulate against heat loss

Adipose tissue

Hard calcified matrix contains many collagen fibers

Bone

Carries nutrients, wastes, and other substance throughout the body

Blood

Found in intervertebral disc, absorbs compressive shock

Fibrocartilage

Form a soft supporting network for lymphoid organs

Reticular connective tissue

Found in the walls of large arteries allows tissue to recoil after stretching

Elastic connective tissue

Supports the external ear

Elastic cartilage

Mostly parallel, collagen, fibers, forms, tendons, aponeuroses, and ligaments

Dense regular connective tissue

Matrix appears glassy; makes up most of the embryonic skeleton

Hyaline cartilage

Gel-like matrix contains all three fiber types, and many cell types

Areolar connective tissue

Irregularly arranged collagen fibers, forms most of the dermis of the skin

Sense irregular connective tissue

Dance, regular connective tissue

Hyaline cartilage

Reticular connective tissue

Adipose tissue

Blood

Areolar connective tissue

Dense irregular connective tissue

Elastic cartilage

Elastic connective tissue

Bone

Fibrocartilage

for each of the connective tissue indicate if it’s a…..AVASCULAR, POORLY VASCULARIZED, or VASCULAR

Bone

Vascular

Hyaline cartilage

AVASCULAR

Adipose

Vascular

Dence regular connective tissue

Poorly vascularized

Areolar connective tissue

Vascular

Fibrocartilage

Avascular

Elastic cartilage

Avascular

When looking at a section of muscle tissue under the microscope, what are two distinguishing structural characteristics that allow for the identification of a specific muscle tissue type in only two steps?

1. Presence or absence of striations (striping)

2. Number and arrangement of nuclei (and cell shape)