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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 happens to a chicken bone soaked in cola?
When a chicken bone is soaked in cola, the acidic nature of the cola can weaken the bone structure. Over time, the cola can dissolve some of the calcium and minerals in the bone, causing it to become softer and potentially break down.
Five toes on each of the rear feet, and four toes on each of the front feet.
The long bones of the body are developed by what type of ossification?
Long bones are developed by endochondral ossification, which requires a cartilage precursor.
How many bones in cervical spine?
Seven. The first vertebra being the Atlas and the second being the Axis.
What is the function of articular cartridge?
The Articular Capsule is a tought, flexible and fibrous capsule that covers the joint cavity. It is there to support and protect the joint.
Which metacarpal is proximal to the little finger?
The fifth metacarpal articulates proximally with the little finger. The fifth proximal phalanx meets the fifth metacarpal at the knuckle of the pinkie finger.
How many bones in a human vertebral column?
They are usually divided into 3 groups:
Cervical (7, Neck)
Thoracic (12, Chest)
Lumber (5, Abdomen)
They are then given numbers starting at the top (eg. C1 (Cervical 1), C2, C3, T1, L3 ect.)
Some have individual names like 'Atlas' or 'Axis' but this is uncommon.
What are legs that curve out called starting with ba?
Legs that curve out are called several things including bandiness or bandy-leg.
Probably the most common is bow-legs or bowed leggs
What is then difference between crab's skeleton and human's skeleton?
Crayfish have an exoskeleton, meaning that their support structure is found on the outside of their body. The skeleton is composed of one large body covering that is scleritized (hardened) in some places and left unslceritized (flexible) in others to allow for movement at joints. Humans have an endoskeleton, meaning that their support structure is found internally. The skeleton is made of hard bones that are held together at the joints by ligaments and muscles.
What links bones together at skeletal joints?
Ligaments connect bones at skeletal joints. They are strong bands of tissue that help stabilize the joint and limit its movement to prevent injury.
A disease resulting from abnormal proliferation of stem cells in bone marrow?
This cancer type is called myeloma.
Do muscles protect the organs?
Muscles help protect organs by providing a layer of support and cushioning around them. In the case of skeletal muscles, they also help stabilize the body to prevent damage to internal organs during physical activities or impact. Additionally, muscle contractions can also assist in moving substances through organs, such as peristalsis in the digestive tract.
The mandible is the lower jawbone in the human skull and is the largest and strongest bone in the face. It plays a crucial role in activities like chewing, speaking, and facial expressions. The mandible houses the lower teeth and hinges with the temporal bone to facilitate jaw movement.
Do black men have the same number of ribs as white men?
Yes, most people have 24 ribs (12 on each side), it doesnt matter what race or sex they are.
The only exceptions are genetic abnormalities that a small number of people are born with. One example of a variation is that some people have cervical ribs on one or both sides of their C7 vertebra, giving them 25 or 26 ribs in total.
What is the name of the lower inside arm bone?
there are two, the radius and the ulna in the forearm.
What does hypoplastic rib mean?
The main cause of hypoplastic ribs is when one of the ribs does not fully develop. If more than one rib is not developed fully it becomes Thoracic insufficiency Syndrome. This syndrome can gravely effect the lungs.
There Are two major systems of bones in your body one is axial skeleton?
The axial skeleton is made up of your skull, vertebral column, rib cage, sacrum and coccyx. The appendicular skeleton is made up of all the bones in your arms and legs as well as your shoulder blade, collarbone, and hip bones (pelvic girdle).
What is your funny bone how did it gets this name?
The "funny bone" is not actually a bone but a nerve called the ulnar nerve. When you hit your funny bone, you are actually hitting the nerve which runs along the inner part of your elbow. The term "funny bone" likely comes from the tingling or funny sensation you feel when you hit it.
What is the hip bone and the collar bone called?
The hip bone is called the pelvis and the collar bone is called the clavicle.
How is the intramembranous bone differ from that of the endochondral bone?
Intramembranous ossification [flat bones] & endochondral ossification [long bones].The essential between them is the presence or absence of cartilaginous phase.Intramembranous ossification occurs when mesenchymal precursor cells proliferate & subsequently differentiate directly into osteoblasts w/c mineralize an immature bone tissue called woven bone,characterize by irregular bundles of randomly oriented collagen fibers & an abundance of partially calcified immature new bone called asteoid.At later stages this woven bone is progressively remodeled to mature,lamellar bone.
Endochondral ossification entails the conversion of a cartilaginous template into bone.Mesenchymal cells condense & differentiate into chondrocytes w/c secrete the cartilaginous matrix.This embryonic cartilage is avascular,& during its early development,a ring of woven bone is formed by intramembranous ossification in the future mid shaft area.This calcified woven bone is then invaded by vascular tissue,& osteoclasts & osteoblasts are recruited to replace the cartilage scaffold w/ bone matrix & excavate the hematopoietic bone marrow cavity.
One of the most important functions of the radius is anchoring the muscles of the upper arm and the forearm. It is found on the thumb side of the forearm and rotates to allow the hand to pivot at the wrist.
