Lab Practical #1 (Histology) Flashcards
simple squamous function
absorption and diffusion
simple squamous location
lines body cavities; forms inner lining of heart and blood vessels
stratified squamous function
protects against abrasion, pathogens, and other stresses
stratified squamous location
surface of skin; esophagus
simple cuboidal function
secretion and absorption
simple cuboidal location
kidney tubules
stratified cuboidal function
rare; protection, secretion, and absorption
stratified cuboidal location
ducts of sweat and mammary glands
transitional epithelia function
permits constant expansion and contraction without damage
transitional epithelia location
urinary bladder
simple columnar epithelia function
absorption and secretion
simple columnar location
stomach and intestines
pseudostratified columnar function
protection; secretion; move mucus with cilia
pseudostratified columnar location
nasal cavity and trachea
what are the three components connective tissues share?
- specialized cells
- ground substance filling space between cells
- extracellular protein fibers that are secreted by the cells
what are the 3 types of protein fibers in connective tissues?
collagen, elastic, and reticular
what are the 4 categories of connective tissues?
connective tissue proper, cartilage, bone, and blood
how is connective tissue different than epithelial?
it is vascular
mesenchyme function
gives rise to all other connective tissue types
mesenchyme location
embryo
what kind of connective tissue is areolar?
connective tissue proper; loose connective
areolar function
supports and cushions organs
areolar location
between muscles and surrounding blood vessels
description of elastic fibers
dark, defined, thin
description of collagen fibers
lighter, thicker, pink
what kind of connective tissue is adipose?
connective tissue proper; loose connective
adipose function
insulates, supports, and protects
adipose location
breasts
what kind of connective tissue is reticular?
connective tissue proper; loose connective
reticular function
supporting framework
reticular location
liver
what kind of connective tissue is dense regular?
connective tissue proper
dense regular function
attaches muscles to bones
dense regular location
tendons
what kind of connective tissue is dense irregular?
connective tissue proper
dense irregular function
provides structural strength
dense irregular location
scalp
hyaline cartilage function
supports and cushions
hyaline cartilage location
between the tips of the ribs
elastic cartilage function
provides support
elastic cartilage location
ear
fibrocartilage location
intervertebral discs
osseous tissue (bone) function
supports and protects bone
blood function
transports nutrients
blood location
blood vessels
skeletal muscle function
voluntary movement
skeletal muscle location
in skeletal muscles attached to bones
cardiac muscle function
involuntary control
cardiac muscle location
the walls of the heart
smooth muscle function
involuntary control
smooth muscle location
the walls of hollow organs
nervous tissue function
neurons transmit signals
nervous tissue location
brain