Chapter 3 hw questions

Which of the choices listed below are characteristics shared by all epithelial tissues? 1 contain a high amount of extracellular matrix (substance between cells) 2 avascular (no blood vessels) 3 cells closely joined together 4 form surface layers 5 found immediately next to blood-vessel rich connective tissues

2,3,4,5

Which of the following is/are true regarding the basement membrane? 1. It helps keep epithelial cells together. 2. It helps "connect" epithelial cells with connective tissue. 3. It provides a pathway for the migration of epithelial cells. 4. All of these choices. 5. It helps keep epithelial cells together and it helps "connect" epithelial cells with connective tissue.

4. all of these choices

Which of the following is false? 1. epithelial tissue has more cells embedded in the tissue than does connective tissue 2. epithelial tissue has no blood vessels 3. epithelial tissue is often found layered together with connective tissue 4. epithelial tissue is generally much stronger than connective tissue

4. epithelial tissue is generally much stronger than connective tissue

Which type of junction involves a very strong connection involving protein filaments?

adherens junction

Epithelial tissue contains which of the following characteristics? rapid cell division avascular innervated (has its own nerve supply) all of these

all of these

Which characteristics are TRUE regarding the figure shown? typically one cell per nucleus striated cells involuntarily controlled branched cells all of these choices are TRUE

all of these choices are true

Which type of connective tissue is shown in the figure?

bone tissue

The following terms/names - simple squamous; stratified cuboidal and simple columnar - reflect the ________ of epithelial cells. number of layers shape both number of layers and shape

both number of layers and shape

Which of the following is NOT one of the major types of connective tissue? cartilage loose dense bone compact

compact

Heart valves need to be able to resist stress in various directions. Which type of connective tissue best serves this purpose? dense regular reticular areolar dense irregular

dense irregular

Which of the following tissues make up glands?

epithelial

The major difference between ______________ tissue and _______________tissue is the percentage of cells to matrix. Use figure below as reference.

epithelial, connective

The distinction between endocrine and exocrine glands is that endocrine glands release their secretions via a duct. true or false?

false

Which of the following types of cells, found in connective tissue, are the most abundant? macrophages adipocytes mast cells fibroblasts white blood cells

fibroblasts

Which of the following types of cell junctions allow communication between cells?

gap junctions

The type of exocrine glands that releases their secretory product by exocytosis are called _________ glands.

merocrine

Which of the following tissues has as a distinguishing characteristic, the ability to contract (shorten)?

muscular

In the figure shown, which type of epithelium is indicated?

simple columnar epithelium

Which type(s) of epithelial cells are specifically designed for secretion and absorption? simple squamous simple cuboidal simple columnar simple cuboidal and simple columnar

simple cuboidal and simple columnar

Which of the following is NOT one of the four basic types of tissues comprising the human body?

skeletal

Which of the following types of muscular tissue is best associated with the movement of food through our gastrointestinal system? skeletal smooth cardiac none of these choices

smooth

The type of epithelial tissue found lining the mouth and esophagus is:

stratified squamous

In the figure shown, which type of epithelium is indicated?

stratified squamous epithelium

Which of the following is a typical characteristic of connective tissue?

structure of extracellular matrix determines much of the tissue's qualities

Which of the following types of membranes secretes fluid that lubricates the cartilage on the ends of bones in movable joints?

synovial

Which type of cell junction, shown in the figure, retards the passage of substances between cells?

tight junctions