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Skeletal System
The skeletal system provides definite shape and mechanical support to the body, and it also helps in movement and locomotion. Ask questions about the skeletal system and bones here.
14,490 Questions
What bones are paranasal sinuses?
The bones that contain the paranasal sinuses are the maxillary, frontal, ethmoid, and sphenoid bones. They are easy to remember in relation to the sinuses because each sinus has the same name as the bone it is in.
Why ribs are attached to the sternum by cartilage?
If the ribs were not attached to the sternum by cartilage (which is flexible), it would be more difficult to breathe, because as you inhale and exhale the chest needs to be able to flex.
All the bones in your body are capable of breaking.
That answer is incorrect technically the only bone that cannot break in your body is the: Funny Bone
Why can't the bones move by themselves?
Individuals are not able to work all by themselves to produce a movement because they can only pull, but not push. There are different sets of muscles in the body to help each other move in opposite directions.
What are the two bones that make your forearm?
The human arm is made up of three bones, the humerus (upper arm) and the ulna and radius, both of which make up your lower forearm.
so:
-humerus
-ulna
-radius
What is the Trabeculae carneaes function?
provides turbulence flow of blood and also serves a similar function as the papillary muscles (pills on the chordae tendineae which are attached to the atrioventricular vlaves, preventing them from prolapsing into the atria)
How long does it take torn ligaments in a foot to heal?
It will depend on how badly torn the ligament is.
- A grade 1 tear, which is only slight tearing of a few collagen fibers in the ligament that results in a little pain and probably no bruising or inflammation, will heal in 1-3 weeks.
- A grade 2 tear, which is moderate tearing of many collagen fibers in the ligament that results in lots of pain and probably will also cause bruising and/or inflammation, will heal in 2-6 weeks.
- A grade 3 tear, which is the complete tearing of a ligament, will not ever heal without surgery.
What happens when the diaphragm moves downward and the rib cage moves up and out?
The opposite. When you exhale, the diaphragm moves upward to push the air out of the lungs.
Can you live without some bones?
Probably not. The organs and tissues of the body require bones to anchor them, and the bone marrow is the source of most red blood cells. The vertebrae protect the spinal column which operates the nervous system, and the skull protects the brain.
You need either your skeleton or some really advanced structures to replace it.
Does the appendicular skeleton support your body?
They are the arms and legs and are used for external mobility.
What is the part of long bone that form a joint with another bone?
The epiphysis is the end of the long bone whereas the diaphysis is the shaft or body.
How many total bones for baby?
There are about 320 bones in a baby's body, but as they grow, some fuse together. An adult body has 206 bones.
Do bones act as passively operrate levers to move the body?
No. Bones help keep our body the right shape, and are moved by muscles, but muscles use the protein from our food as the energy to move them.
How many bones form the orbit?
yo mama In anatomy, the orbit is the cavity or socket of the skull in which the eye and its appendages are situated. "Orbit" can refer to the bony socket,[1] or it can also be used to imply the contents.[2] In the adult human, the volume of the orbit is 30 ml, of which the eye occupies 6.5 ml
What are the four main structures in the skull?
Neuroanatomists usually consider the brain to consist of six main regions: the telencephalon (cerebral hemispheres), diencephalon (thalamus and hypothalamus), mesencephalon (midbrain), cerebellum, pons, and medulla oblongata.
Can germs travel through your spine?
This would be a rare situation, but if germs get into the cerebro-spinal fluid, then they would be able to travel through the spine.
