Search results for: 'mitosis animation'

Watch Later 0:03

By: Administrator, Views: 305

Opposition is a composite of the following two motions: Rotation of the thumb into pronation so that the pulp fingers of the thumb and index fingers face one another. Abduction or lifting of the thumb away from the palm of the hand (palmar abduction).

Watch Later 0:23

Stress and Immune System Animation

By: Administrator, Views: 12831

How stress and the immune system are linked. Immune response declines with age, limiting body's ability to identify and fight foreign substances. Loss of thymus cortex leads to reduced production of T lymphocytes, including T cells, NK cells, B lymphocytes. Frequency and severity of infectio...

Watch Later 1:12

Digestive System Animation

By: Administrator, Views: 12878

Digestive system contains both primary and accessory organs for the conversion of food and fluids into a semiliquid that can be absorbed for the body to use. Three main functions: - Digestion - Absorption - Elimination With aging: - Digestive system becomes less motile. - Glandular sec...

Watch Later 0:35

Forearm Movement Animation

By: Administrator, Views: 415

Muscles of both the upper arm and forearm control movement of the forearm. The biceps brachii flex the forearm and work with the supinator of the forearm to rotate it so the palm faces upward. The pronator teres and quadratus control pronation, or rotation of the forearm so that the palm faces do...

Watch Later 0:03

Wrist Flexion and Extension Animation

By: Administrator, Views: 604

Flexion describes the movement of bending the palm down, towards the wrist. Extension describes the movement of raising the back of the hand.

Watch Later 1:45

Head and Neck Movement Animation

By: Administrator, Views: 364

Interestingly, head and neck muscles are the first ones that the baby can control. A baby can hold his head up before he can sit erect. The muscles of the head and neck perform many important tasks, including movement of the head and neck, chewing and swallowing, speech, facial expressions, an...

Watch Later 0:02

Humerus Adduction Animation

By: Administrator, Views: 12090

Types of body movement that occur at the diarthrotic joints: - Abduction - Adduction - Circumduction - Dorsiflexion Movement can occur in one plane, like with a knee bend, or in multiple planes such as with a shoulder roll. Adduction occurs when a joint moves a part of the body toward the ...

Watch Later 0:03

Elbow Pronation Animation

By: Administrator, Views: 508

The elbow pronation test is performed by placing a hand on the elbow, flexing the carpus to 90 degrees, and rotating the toes out (thus inwardly rotating the antebrachium), which places stress on the medial compartment of the elbow. Pronation – Lying prone (face downward); also turning the p...

Watch Later 0:41

Secondary and tertiary levels of protein structure Animation

By: HWC, Views: 3496

Amino acid sequence dictates a protein's final shape. The presence of certain amino acids favors a pattern of hydrogen bonding that causes part of the polypeptide chain to coil and twist into an alpha helix. The presence of other amino acids enables hydrogen bonding between strand like re...

Search Results