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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
How many bones are in a human baby skull?
A new born has around 300 bones. Some of these bones fuse as one gets old bringing the number to 206 in a developed skeleton. The growth of the skeleton ceases between 18-20 years of age. Growth stops in females before the males.
What organ system is found in the thoracic cavity only?
The respiratory system. I believe the cardiovascular system does not fit because it includes the veins and arteries which carry blood throughout the body.
What ribs do not articulate with the sternum?
Floating ribs (ribs 11 and 12) do not articulate with the sternum directly but are attached only to the thoracic vertebrae in the back. They are considered "floating" because they lack an attachment to the sternum or cartilage.
What area of the long bone is covered with cartilage?
The ends of long bones are covered with cartilage, known as articular cartilage. This cartilage helps reduce friction and absorb shock within joints, allowing for smooth movement and protecting the bone from wear and tear.
Bones store calcium in the form of hydroxyapatite, a mineral compound made of calcium and phosphate. This mineral provides strength and rigidity to the bones, while also serving as a reservoir for calcium that can be used by the body when needed for various physiological functions.
Will you find the sternum in the knee?
The sternum is a flat, dagger shaped bone located in the middle of the chest. Along with the ribs, the sternum forms the rib cage that protects the heart, lungs, and major blood vessels from damage.
The sternum is composed of three parts:
The manubrim, also called the "handle", is located at the top of the sternum and moves slightly. It is connected to the first two ribs.
The body, also called the "blade" or the "gladiolus", is located in the middle of the sternum and connects the third to seventh ribs directly and the eighth through tenth ribs indirectly.
The xiphoid process, also called the "tip", is located on the bottom of the sternum. It is often cartilaginous (cartilage), but does become bony in later years.
These three segments of bone are usually fused in adults.
The sternum serves an important function in the body. The ribs are connected to it by the coastal cartilage. Without the sternum, there would be a hole in the bone structure in the middle of your chest, right above your heart and lungs. The sternum protects this vital area and completes the circle of the rib cage.
Facial bone that contains a paranasal sinus?
frontal
Well yes, basically, there are sinuses located within the bones of the face and skull. There are four types. Ethmoid, sphenoid, facial, and maxillary.
the Frontal bone :)
The ribs are attached posteriorly to the what?
The ribs are attached posteriorly to the thoracic vertebrae of the spine through their articulation with the costal facets located on the bodies and transverse processes of the vertebrae. This connection allows for rib movement during breathing and provides structural support for the rib cage.
What is the small hole above the eye on the skull?
The small hole above the eye on the skull is called the supraorbital foramen or notch. It allows passage for nerves and blood vessels that supply sensation to the forehead and scalp above the eye.
What is the purpose of a long bone?
The purpose of a long bone is to support the body and provide structure, as well as assist in movement and mobility. Long bones also play a role in producing red and white blood cells in the bone marrow.
A solid aluminum sphere has a mass of 88g Use the density of aluminum to find radius of sphere?
Density = mass / volume. You have the density of aluminum and the mass of the aluminum sphere. The volume of a sphere is 4/3*Pi*r^3. Therefore volume = 4/3*Pi*r^3 = mass / density. Solve for r, which is the radius of the sphere.
Jellylike substance that supports bone cartilage skin and vessels?
That substance is called connective tissue. It provides structure and support to various body tissues and organs, including bones, cartilage, skin, and blood vessels. It consists of cells and extracellular matrix containing proteins like collagen and elastin.
What is the area where two or more bones join together?
The area where two or more bones join together is called a joint. Joints allow for movement and provide stability to the skeletal system. Examples of joints include the knee, elbow, and shoulder.
What is the origin of corpus bones?
Corpus bones are usually referencing the bony structures that make up the skeletal system. These bones develop from mesoderm tissue during embryonic development. The term "corpus" itself comes from Latin, meaning body or structure.
What classification of bone is lunate?
The lunate bone is classified as a carpal bone in the wrist. It is one of the eight small bones that make up the carpal bones in the human hand.
Is the pelvic inferior to the knee?
Yes, the pelvic region is superior to the knee. The knee is located distally, or further away from the body's midline, compared to the pelvic region.
Bone Nuclear Medicine Scan of foot white spots shown?
White spots on a bone nuclear medicine scan of the foot can indicate areas of increased bone activity, which may be suggestive of inflammation, infection, or bone injury. Further evaluation by a healthcare provider is recommended to determine the underlying cause of these white spots.
Where is the eighth rib located?
The 8th rib is located directly beneath the "true" ribs that are connected to your sternum. The 8th, 9th, 10th, 11th, and 12th rib are called false ribs since the are not connected to your sternum but they ar connected to your vertabrae
What is bone marrow edema of the knee?
Bone marrow edema relate with rheumatoid arthritis, osteoarthritis, synovial tuberculosis, septic arthritis and traumatic arthritis
Is the navel distal to the knees?
Yes, the navel is distal to the knees. Distal means farther away from the point of reference, which in this case is the knees. The navel is located above the knees on the body.
Why did Angela and Hodgins break up on Bones?
Angela and Hodgins broke up on Bones because of trust issues and differences in priorities. Angela wanted to start a family, while Hodgins was more focused on his career and research. This ultimately drove a wedge between them and led to their decision to end their relationship.
Which directional term best describe the position of the phalanges with respect to the carpals?
The phalanges are distal to the carpals, meaning they are located further away from the body's midline.
