Anatomy
Certain epithelial cells are called pseudostratified columnar epithelium because:
they have a layered appearance but all the cells contact the basement membrane
In complex organisms, cells of similar structure and function are organized into groups called:
tissues
The major function of neurons in neural tissue is:
to transmit signals that take the form of changes in the transmembrane potential
Simple squamous epithelium would be found in the following areas of the body:
urinary tract and inner surface of circulatory system, respiratory surface of lungs, and lining of body cavities
glandular epithelium
within columnar or cuboidal epithelium
Which of the following statements about epithelial tissue is/are true?
Epithelial tissue has no blood vessels. Epithelial cells are nourished by substances diffusing from connective tissue.
Which of the following statements is/are true about adipose tissue?
It is a specialized form of loose connective tissue. It occurs around the kidneys, behind the eyeballs, and around various joints. It serves as a conserver of body heat. It serves as a storehouse of energy for the body.
The function of the connective tissue is
Support, protection, and covering
An important characteristic of collagenous fibers is their
Tensile strength
Epithelial tissues are differentiated from the other tissue types because they:
always have a free surface exposed to the environment or to some internal chamber or passageway. have few extracellular materials between adjacent epithelial cells. do not contain blood vessels
Structurally, neurons are unique because they are the only cells in the body that have:
axons and dendrites
Of the four primary types, the tissue that stores energy in bulk quantities is________
connective
Glands that secrete their products into ducts are called ______ glands
exocrine
Glandular epithelia contain cells that produce:
exocrine or endocrine secretions
The most common kind of cell in connective tissue is the:
fibroblasts
The pads that lie between the vertebrae of the spinal column contain:
fibrocartilage
The flap (pinna) of the outer ear is extremely resilient and flexible because it contains
elastic cartilage
stratified squamous epithelium
epidermis of skin
the type of tissue that covers exposed surfaces and lines internal passageways and body cavities is:
epithelial
The four primary tissue types found in the human body are:
epithelial, connective, muscle, neural
simple columnar epithelium
lining of digestive tract
pseudostratified
lining of respiratory passages
stratified columnar epithelium
lining of respiratory passages
simple cuboidal epithelium
lining of the ducts of salivary glands
transitional epithelium
lining or urinary tract
The two types of layering recognized in epithelial tissues are:
simple and stratified
A single layer of epithelium covering a basement membrane is termed:
simple epithelium
The only type of muscle tissue that is under voluntary control is_______
skeletal
The type of tissue that fills internal spaces and provides structural support and a framework for communication within the body is:
Connective
Which of the following statements is/are true of connective tissue?
Dense connective tissue has many collagen fibers. It contains both elastic and collagenous fibers.
The major purposes of adipose tissue in the body are:
absorption, compression, lubrication
simple squamous epithelium
air sacs of lungs, walls of capillaries
The two fluid connective tissues found in the human body are:
blood and lymph
the three types of muscle tissue are
cardiac, smooth, and skeletal
Neural tissue is specialized to:
carry electrical impulses from one part of the body to another
Supporting connective tissues found in the body are:
cartilage and bone
Muscle tissue has the ability to:
contract and produce active movement
The function of epithelial tissue is to
cover body surfaces.
Cells that form a neat row with nuclei near the center of each cell and that appear square in typical sectional views are:
cuboidal epithelium
During a weight loss program when nutrients are scarce, adipocytes:
deflate like collapsing balloons
The three classes of connective tissue based on structure and function are:
fluid, supporting, and connective tissue proper
Neural tissue contains several different kinds of supporting cells called _______
glial
Most of the volume in loose connective tissue is made up of:
ground substance
The three major types of cartilage found in the body are:
hyaline, elastic, and fibrocartilage
The restoration of homeostasis after an injury involves two related processes, which are:
inflammation and regeneration
Elastic fibers have (more/less) strength than collagenous fibers
less
stratified cuboidal epithelium
lining of developing ovarian follicle
If epithelial cells are classified according to their function, the classes would include those involved with:
lining, covering, secreting
The least specialized connective tissue in the adult body is______
loose areolar connective tissue
Stratified epithelium has several cell layers above the basement membrane and is usually found in areas where:
mechanical or chemical stresses occur
Tendons connect_____ to _____; ligaments connect_____ to bone. Both are examples of ________ tissue
muscle;bone, bone;bone, dense regular
The death of cells or tissues from disease or injury is referred to as______
necrosis
The coordination and regulation of body functions are the functions of_______tissue
nervous
The four primary tissue types found in the body are connective, muscle, epithelial, and:
nervous/neural
Explain why injured dense connective tissue and cartilage are usually slow to heal.
no direct blood supply. epithelial tissue neural tissues do not have blood.
Describe the impact of the loss of several feet of small intestine on an individual's nutritional status. How does the structure of the simple columnar epithelium intensify the impact of such a loss?
no enzymes means no nutrients are being absorbed. has cilia which secretes mucus.enzymes
The most rigid connective tissue is
ossious
The intercellular material of vascular tissue is
plasma
The release of histamine by mast cells at an injury site produces the following responses:
redness, warmth, and swelling
The two types of supporting connective tissues found in the body are:
regular and irregular connective tissue
Stratified columnar epithelia provide protection along portions of the following systems/;
reproductive, digestive, respiratory, urinary
Connective tissue fibers forming a branching, interwoven framework that is tough but flexible describes _______fibers
reticular
Simple epithelial cells are characteristic of regions where:
secretion and absorption occur
The three types of muscle tissue found in the body are:
skeletal, cardiac, smooth
The three basic components of all connective tissues are:
specialized cells, extracellular protein fibers, ground substance
From a surface view, cells that look like fried eggs laid side by side are:
squamous epithelium
If epithelial cells are classified according to their cell shape, the classes would include:
squamous, cuboidal, columnar
Summarizing the structural and functional properties of skeletal muscle tissues, it can be considered:
striated voluntary muscle