Histology
Synovial membrane
Composed of only connective tissue and lines the inside of joint cavities
knee
Composed of only connective tissue and secretes synovial fluid
adipose tissue
Energy storage
Tightly packed cells
Epithelial tissue is characterized by
pseudostratified columnar
Epithelium, of a single layer, with both tall columnar cells reaching the free surface and shorter basal cells, is called _________ epithelium.
elastic cartilage
External ear, epiglottis, and auditory tubes
- Centrioles
Facilitate the movement of chromosomes during cell divisions
Elastic
Forms the external ear
Fibrocartilage
Found in the intervertebral discs
hyaline
Holds open passages so we can breath
smooth muscle
Hollow organs and blood vessels
Scanning electron microscope
In this the surface of the specimen is first dried and dried spray-coated with a very thin layer of heavy metal through which electrons do not pass readily
Simple squamous
Indicate the type of epithelium that is best suited for allowing diffusion of substances, as would be found lining the air sacs (alveoli) of the lungs.
cardiac muscle
Intercalated disc joining cell
Fibrocartilage
Intervertebral disks, pubic symphysis
Mitosis
Is a cell division that produces two diploid cells?
Chromatin
Is the combination of DNA and its associated proteins?
Histology
Study of microscopic anatomy of normal tissues and cells
Arm
Supports and holds the magnifying and adjustment system
stratified cuboidal epithelium
Sweat gland ducts, ovarian follicular cells
cutaneous membrane
Keratinized squamous epithelium and an underlying layer of connective tissue
skin
Keratinized squamous epithelium and an underlying layer of connective tissue
simple cuboidal
Kidney tubules, secretory cells of glands
simple cuboidal
One layer of cells that are as wide as they are tall and rest on a basement membrane
Simple columnar
One layer of cells, in which the cells are taller than they are wide and almost all cells touch the basement membrane and extend to the free surface
Simple squamous
One layer of flat, or scale-like, cells that rest on a basement membrane
Mechanical Stage
Permit movements of the stage while holding the slide in the phase of focus
True
When a muscle contracts, it shortens because the interaction of the actin and myosin molecules causes the thin and thick filaments to slide past each other, resulting in the shortening of the sarcomeres.
stage
Flat platform where the slide is placed
Parkinson's disease
A slowly progressing disorder affecting muscular activity leads to shaking, stiffness, and difficulty with walking, balance
pseudostratified columnar
A special type of simple epithelium that appears to be stratified but is not
If the tissue has an obvious free surface, it is most likely epithelial tissue
A student is completing her first anatomy practical and is struggling with the last histology slide. She cannot determine if the slide is of an epithelial tissue or connective tissue. Which of the following is an accurate and helpful clue to determine the tissue type?
Perimysium
A thin connective tissue layer that immediately surrounds each bundles of muscle fibers
striated involuntary muscle
A tissue that has the ability to contract, is not consciously controlled, and has a banded appearance is
Adipocytes
A very large cells specialized for storage of triglycerides, they predominate in a specialized form of connective tissue
Fibrocartilage
Absorbs compressive forces in the spine
simple columnar
Absorption in the small and large intestines
Stratified squamous with many desmosomes to connect adjacent cells
An epithelial tissue is exposed to constant abrasion and is often stretched during normal activities. This type of tissue is most likely to be
Areolar connective tissue
Basement membrane of epithelia sits on this
Dense irregular elastic connective tissue
Capable of strength with stretching and recoil in several directions
Pleural cavity (cavity that contains a lung)
Composed of simple squamous epithelium and underlying layer of loose connective tissue
Mucous membrane
Composed of various types of epithelium and an underlying thick layer of loose connective tissue
Respiratory tract
Composed of various types of epithelium and an underlying thick layer of loose connective tissue
Lysosomes
Contains enzymes that digest materials taken into the cell
Nucleus
Contains genetic material of cell
simple squamous epithelium
Lining of blood vessels and alveoli of lungs
Pseudostratified columnar
Lining of the nasal cavity, pharynx, and trachea
transitional
Lining of the urinary bladder and ureters
Substage
Located directly under the stage and holds the condenser and diaphragm
[Stratified columnar
Mammary gland ducts, larynx, parts of the male urethra
stratified cuboidal
Many layers of cells where most cells are as wide as they are tall .
Stratified squamous
Many layers of cells, with cube-shaped cells near the basement membrane and flat cells at the free surface
connective
Marfan syndrome is a genetic disorder that results in abnormal collagen production. Marfan syndrome is most likely associated with _______ tissue.
Golgi Apparatus
Modifies protein structure and packages proteins in secretory vesicles
skeletal muscle
Moves the body
Polarizing Microscopy
Normal light passes through a polarizing filter
False
Pia mater is the external layer in CNS.
Stratified squamous
Protection against abrasion, barrier against infection
hyaline
Provides a low friction surface
Base
Provides support for the microscope
Cardiac muscle
Pumps blood
Schwann cells
Seen in the Peripheral nerves
Skeletal muscle
Single multinucleated cell
Smooth muscle
Single small, closely packed fusiform cells
Mitochondrion
Site of aerobic respiration and the major site of ATP synthesis
smooth muscle
Striations is absent
glia cells (glia)
Support cells of the brain and spinal cord are called
False
TRUE OR FALSE: Both cardiac and smooth muscle cells are striated
False
TRUE OR FALSE: Defense and immune-related activities are the function of astrocyte
false
TRUE OR FALSE: Endomysium is the external sheath of dense connective tissue surrounds the entire muscle.
True
TRUE OR FALSE: In skeletal muscle fibers the dark bands are A bands and the light bands are I bands
True
TRUE OR FALSE: Nervous tissue can conduct electrical signals called action potentials
true
TRUE OR FALSE: Nervous tissue is found in the brain, spinal cord, and nerves.
True
TRUE OR FALSE: Satellite cells derived from embryonic neural crest
Dense regular collagenous connective tissue
Tendons and ligaments
Dense irregular collagenous connective tissue
Tensile strength capable of withstanding stretch in all directions
Sarcoplasm
The cytoplasm of muscle cells is called
Fibroblasts
The major cells of connective tissue proper, are elongated, irregularly shaped cells with oval nuclei that synthesize and secrete most components of the ECM.
Astrocytes
The most abundant neuroglia cell
Cell body
The neuronal region that contains the nucleus and surrounding cytoplasm, exclusive of the cell processes
Into the bloodstream
The secretions of endocrine glands are released directly
Fixation
The use of formalin to preserve all cells and tissues
Dehydration
The use of series increasing alcohol
Staining
The use of stains before viewing the microscope
The shape of cells and number of cell layers
The various types of epithelium are classified by
basement membrane
The___________ is a thin layer of specialized extracellular material beneath the deepest cells of an epithelium, serving to bind the epithelium to underlying tissue.
True
Thick and thin filaments in smooth muscle fibers do not form sarcomeres, and no striations are present
Embedding
Tissue is placed in a mold with the paraffin and allowed to be harden
Infiltration
Tissue is placed in the melted paraffin
Fluorescence microscopy
Tissue sections are usually irradiated with ultraviolet (UV) light and the emission is in the visible portion of the spectrum
ependymal cells
To aid production and movement of CSF
Skeletal muscle
Tongue, diaphragm, eyes
Blood
Transports oxygen, carbon dioxide, and other substances
False
True or False: As an individual ages, collagen fibers become more irregular in structure and decrease in number
True
True or False: At the tissue level, age-related changes affect cells and the extracellular materials they produce
False
True or False: Bone tissue is entirely inorganic (formed of mineralized matrix)
True
True or False: Cancer is the common term for all malignant tumor
True
True or False: Exchange of oxygen and carbon dioxide between blood and body tissues is an example of Simple diffusion
False
True or False: Exocrine glands are classified as compound if they have a single unbranched duct.
False
True or False: Integumentary is a primary tissue type in the body?
True
True or False: Many cell losses and functional declines of aging can be slowed by physical and mental exercise
True
True or False: Nervous tissue is a primary tissue type in the body
True
True or False: Osmosis is the diffusion of water across selectively permeable membrane.
True
True or False: Phagocytosis means cell eating
True
True or False: Redness, limitation of movement from edema, and tissue destruction all contribute to disturbed function.
False
True or False: Skeletal primary tissue type in the body?
False
True or False: The 22 pairs of autosome, as well as the X and Y chromosomes have the same size, morphology, and location of the centromere
Cardiac muscle
Uninucleated striated branched cells
Microtome
Used for sectioning paraffin-embedded tissues for light microscopy
Phase contrast microscopy
Uses a lens system that produces visible images from transparent objects, can be used with living and cultures cells
Transmission electron microscopy
Very thin tissue sections can be observed with details at magnifications up to about 120,000 times
skeletal muscle
Voluntary movements
Tissue
What is a collection of similar cells and surrounding substances?
Holocrine
What type of gland composed its secretion in the cytoplasm of the cell, with the cell then rupturing and becoming part of the secretion?
Elastic
allows structures to stretch and return to original shape
Serous membrane
composed of simple squamous epithelium resting on a thin layer of areolar connective tissue.