Muscles of respiration: inspiration is always an active process. The following muscles are involved: The diaphragm is the most important muscle of [...]
There are 12 thoracic vertebrae. The vertebrae have facets on their bodies to articulate with the heads of ribs; each rib articulates with the body of [...]
The bones of our body make up a skeleton. The skeleton forms about 18% of the weight of the human body.
The skeleton of the trunk mainly consists of [...]