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EpiPen Animation (Part 1)

By: Administrator, Views: 11554

An epinephrine auto-injector is a medical device for injecting a measured dose or doses of epinephrine by means of autoinjector technology. It is most often used for the treatment of anaphylaxis. The first epinephrine auto-injector was brought to market in the 1980s.

Ankle Inversion Animation

By: Administrator, Views: 273

Eversion–Turning outward. Inversion–Turning inward.

Vascular tissues in a corn stem and a buttercup root

By: HWC, Views: 2219

Vascular tissues in a corn stem and a buttercup root. The cells that make up each tissue. Xylem conducts water and dissolved ions. It also helps mechanically support a plant. The cells, called vessel members and tracheids, are dead at maturity. Their lignified walls interconnect and serve as p...

Type of Cell Junctions - Desmosome, Hemidesmosomes and Gap Junctions

By: HWC, Views: 8072

Cell Junctions: Cell junctions are found in some multi-cellular organisms. They exist of complexes and are found between cells and between cells and other structures. The junctions provide a way for cells to connect and exchange signals. What are tight junctions, desmosomes, and gap junctions...

Inflammation Animation

By: Administrator, Views: 10692

Inflammation is caused by a number of physical reactions triggered by the immune system in response to a physical injury or an infection. Inflammation does not necessarily mean that there is an infection, but an infection can cause inflammation.

Brief Summary on Photosynthesis - Animation

By: HWC, Views: 6720

Can increase its weight by 150 pounds as it grows. Where does the new tissue come from? From the soil? From water? Or possibly from the air? The amazing truth is that new material. comes from an invisible gas in the air. In the process of photosynthesis, plants capture carbon dioxide ga...

Knee Animation

By: Administrator, Views: 11017

With a sudden meniscus tear, a pop may be heard or felt in the knee. After the initial injury, pain, swelling, and tightness may increase over the next few days. The most common knee injury is the torn meniscus. Although a torn meniscus can happen to anyone, this injury occurs most often to athle...

Semidiscontinuous DNA replication

By: HWC, Views: 7335

During DNA replication, one of the two DNA strands, the leading strand, is replicated continuously, or all at once, in the 5' to 3' direction. The other strand, called the lagging strand, is replicated discontinuously, or in pieces, in the 3' to 5' direction. This is necessary because DNA poly...

Medullary osmotic gradient - influencing factors

By: HWC, Views: 8057

▪ Maintenance of fluid volume and composition, despite changes in water input and output, is crucial to a healthy life. ▪ Regulation of blood's osmolarity, or solute concentration, is a function of the nephron. • Normal osmolarity is maintained by the ability of the nephron to alter uri...