extensor muscles of the leg

can someone explain the difference and definition (with examples) of “extensor and flexor”?

Using arm muscles or leg muscles only please. pls give different scenarios eg. if the arm is bent, if the arm is straightened.

also if you know, whats the difference between aerobic and anerobic respiration?

Extensor extends the limb
Flexor flexes or bends the limb.
On the arm the extensor it the tricep and the bicep is the flexor.
Aerobic means with oxygen. Anaerobic means without oxygen.

Back pain is a complaint doctors hear about frequently. People want information on backaches. They want doctors to treat back pain. Many want to know the causes of pain in the lower right back.

Information on the right lower back

It is important to understand the structure of the bottom right again if we want to understand what causes pain there.

His back, his spine vertebrae, connecting ligaments, tendons, large muscles, and nerves, is designed to be incredibly strong and flexible. However, things can go wrong with this impressive structure.

* The muscles may be strained
* The ligaments may be torn
* The joints can be damaged
* The bones can be fractured
* Nerves can be irritated
* Discs can be hernia
* Stress can tighten up the structure again

The lower back seems to be particularly susceptible to injury because it carries the weight of the torso, and more movement of the upper back. His constant work can cause parts to break and wear over the years.

The lower right back has soft tissue that may be involved in pain. The large muscle groups complex that support your spine and help you move may be forced by improper lifting or posture. In fact, muscle tension is the most common cause low back pain. Twisting or pulling one of the following muscles can produce pain in the lower right back.

* Extensor muscles: These muscles pairs in the lower back and buttocks to help maintain your spine. If the other in the lower right back is injured, will be painful.
* Flexor muscles: Attached in front of the spine, these muscles help Flex, bend forward, and lifting. Again, the flexor muscle injury on the right may cause right flank pain.
* Oblique muscles: This muscle group is attached to the sides of the spine. The oblique muscles help in the column broken spine, and give you a good posture.

Apart from simple muscle strain, injury to the ligaments, joints, bones and can also cause muscle pain. If one of these structures is injured or inflamed back muscles may suffer a spasm, severely limiting their movement and cause pain in the right lower back.

Stress is a common cause of pain in the lower right back. Stress makes your back muscles are contract. This happens to all the muscles of the body as we move into a "fight or flight". The muscles tense lack the energy they need to support the spine. If stress is common, and do not take immediate steps to relieve it, lower right back pain can easily develop.

Information on the bottom right chronic back pain

If right-back pain lasting longer than two weeks, is likely to stop using the sore muscles in order to protect themselves from that pain. With disuse, the muscles can lose (atrophy) and weaken. This will increase the pain because their muscles are less able to withstand spine. If you increase your protection, and continue to avoid using the muscles, the cycle will continue, with the worsening of pain on each shift. Bottom right Chronic back pain will result. Therefore, doctors urge patients with lower back pain right to exercise daily.

Information on the right lower back pain symptoms

You need to understand the symptoms of their pain as well. It is difficult to treat pain without knowing clearly what and where the symptoms are. You want to have an idea of exactly in the lower right back hurts. Is the pain focused on a small area, or spread across the lower back? It is confined to the lower right back and radiates to other parts of the body? There are two main types of pain in the lower right back.

Lower right back pain Symptom # 1

Is yours a deep pain, dull or burning pain? Is traveling in the leg? If so, your lower right back pain can be chronic back pain.

Lower Right Back Pain Symptom # 2

Perhaps his is a very sharp pain, deep in the lower right back. This symptom may be the result of a back injury.

Information relieve back pain lower right

My doctor assures me that the best relief for back pain is usually right exercise. Gentle exercise, performed daily with heating and cooling, will strengthen the core muscles around the lower back, relieving pain and making them less susceptible to future injuries.

CAUTION: The pain in the lower right-back may also be caused by kidney stones or other muscle problems. Sure to ask your health care provider for advice on any back pain.

Training and detraining adaptations in electromyographic, muscle fibre and force production characteristics of human leg extensor muscles with special … in sport, physical education, and health) …