KAAP220 Chapter 4: Tissue Level of Organization
The three major subdivisions of extracellular fluid found in the body are
plasma, lymph, and interstitial fluid.
List four essential functions of epithelial tissue. (Module 4.3A)
provides physical protection, controls permeability, provides sensation, and produces specialized secretions
What type of cells makes up almost half the volume of blood?
red blood cells
The ________ is the part of a neuron that conducts the signal to other cells.
axon
Which type of tissue fills internal spaces of the body?
connective
The lining of the heart and blood vessels is called
endothelium.
Which type of glands secret their products by exocytosis?
merocrine
Tissue that is specialized for contraction is ________ tissue.
muscle
Which type of tissue contracts to produce movements?
muscle
In which of the following are the four tissue types arranged correctly from the highest to lowest percentage of body weight?
muscle, connective, epithelial, nervous
Which type of tissue conducts electrical impulses?
neural
________ secrete hormones and prohormones in the interstitial fluid, which later enters blood.
Endocrine glands
Cells that store fat are called
adipocytes
Which structures separate epithelial tissue from connective tissue?
basement membranes
Osseous tissue is also called
bone
Intercalated discs and striations are characteristic of ________ tissue.
cardiac muscle
The three types of connective tissue include
connective tissue proper, fluid connective, and supporting connective
Which of the following refers to the dense connective tissue that surrounds a muscle and blends with the tendon?
deep fascia
In stratified epithelia adapted to resist mechanical forces, which of the following types of cell-to-cell junctions are especially abundant?
desmosomes
Which type of tissue covers exposed surfaces of the body?
epithelial
Close examination of an organ reveals a lining of several layers of cells. The layers do not contain any blood vessels and one surface of the cells is open to the internal cavity of the organ. This tissue is probably
epithelium
Give the term for the "study of tissues." (Module 4.1A)
histology
Endocrine glands empty their products into ________ and are referred to as ________ glands, while exocrine gland secretions empty into ________ or onto surfaces.
interstitial fluid; ductless; ducts
Transitional epithelium is found
lining the urinary bladder
Cells that engulf bacteria or cell debris within loose connective tissue are
macrophages.
What is the main function of mesenchymal cells?
make new connective tissue cells
The body's most delicate type of epithelium is the ________ epithelium.
simple squamous
The epithelial cells that are flat, thin and have one layer are called
simple squamous