Endoplasmic reticulum
...
1 Structure
1.1 Rough ER
1.2
smooth ER
2 Functions
2.1 Transport of ... pore. (3) Rough endoplasmic reticulum (RER). (4)
smooth endoplasmic reticulum (SER). (5) Ribosome on the ... other parts are free of ribosomes and are called
smooth ER (SER). The ribosomes on the surface of the ...
Muscle
... skeleton and used to facilitate movement
smooth muscles do not contain sarcomeres
smooth muscle (or "involuntary"): found within ...
The differences in characteristics of the
smooth muscles and the striated muscles include: the ...
Endoplasmic reticulum
...
1 Structure
1.1 Rough ER
1.2
smooth ER
2 Functions
2.1 Transport of ... pore. (3) Rough endoplasmic reticulum (RER). (4)
smooth endoplasmic reticulum (SER). (5) Ribosome on the ... other parts are free of ribosomes and are called
smooth ER (SER). The ribosomes on the surface of the ...
Endoplasmic reticulum
...
1 Structure
1.1 Rough ER
1.2
smooth ER
2 Functions
2.1 Transport of ... pore. (3) Rough endoplasmic reticulum (RER). (4)
smooth endoplasmic reticulum (SER). (5) Ribosome on the ... other parts are free of ribosomes and are called
smooth ER (SER). The ribosomes on the surface of the ...
Endoplasmic reticulum
...
1 Structure
1.1 Rough ER
1.2
smooth ER
2 Functions
2.1 Transport of ... pore. (3) Rough endoplasmic reticulum (RER). (4)
smooth endoplasmic reticulum (SER). (5) Ribosome on the ... other parts are free of ribosomes and are called
smooth ER (SER). The ribosomes on the surface of the ...
Biomechanics
... beats. This is attributable to a refractory period between twitches.
smooth Muscle (smooth - lacking striations) The stomach, vasculature, and most of the digestive tract are largely composed of
smooth muscle. This muscle type is involuntary and is controlled by the enteric ...
Skin
... a number of structures including blood vessels, nerves, hair follicles,
smooth muscle , glands and lymphatic tissue . It is made up of dense ... regulation.
Heat regulation: The skin contains sebaceous glands and
smooth arrector pili muscles .
Aging and disease
As skin ages, it ...
Bone
... of the joint
Line , Ridge
a long, thin projection, often with a rough surface
Crest
a prominent ridge
Facet
a small.
smooth articular surface
Foramen
an opening through a bone
Fossa
a broad, shallow depressed area
Canal
a long, tunnel-like ...
Cell growth
... their chromosomes to an abnormally high copy number or become multinucleated. Large cells that are primarily for nutrient storage can have a
smooth surface membrane, but metabolically active large cells often have some sort of folding of the cell surface membrane in order to increase the surface ...
Eukaryote
... attached, and the proteins they synthesize enter the interior space or lumen. Subsequently, they generally enter vesicles, which bud off from the
smooth section. In most eukaryotes, the proteins may be further modified in stacks of flattened vesicles, called Golgi bodies or dictyosomes.
Vesicles ...
Golgi apparatus
... Figure 1: Image of nucleus , endoplasmic reticulum and Golgi apparatus: (1) Nucleus, (2) Nuclear pore, (3) Rough endoplasmic reticulum (RER), (4)
smooth endoplasmic reticulum (SER), (5) Ribosome on the rough ER, (6) Proteins that are transported, (7) Transport vesicle, (8) Golgi apparatus , (9) Cis ...
Joint
... varies with each joint, and sometimes may be of uneven thickness. Articular cartilage is multi-layered. A thin superficial layer provide a
smooth surface for the two bones to slide against each other. Of all the layers, it has a the highest concentration of collagen and the lowest ...
Leaf
...
See Leaf shape
Leaf margins
The leaf margin is characteristic for a genus and aids in determining the species.
entire: even; with a
smooth margin; without toothing
ciliate: fringed with hairs
crenate: wavy-toothed; dentate with rounded teeth, such as Fagus (beech)
dentate: ...
Species
... white backs, and there is an extensive hybrid zone where both 'pure' types are common, as are crossbreeds. The variation in Koalas is clinal (a
smooth transition from north to south, with populations in any given small area having a uniform appearance), but the variation in magpies is not clinal. ...
Stem cell
... McGill University in Montreal have extracted stem cells from skin that are able to differentiate into many types of tissue, including neurons ,
smooth muscle cells and fat-cells. These were found in the dermis , the inner layer of the skin. These stem cells play a pivotal role in healing small ...
Thermoregulation
... blubber.
Heat production in birds and mammals
In cold environments, birds and mammals can compensate for heat loss by:
utilizing small
smooth muscles (arrector pili in mammals) which are attached to feather or hair shafts; this shivering thermogenesis distorts the surface of the skin as the ...