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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
Excess superheat in a capillary tube system means that there is?
Excess superheat in a capillary tube system means that there is insufficient refrigerant flow through the system. This can lead to poor cooling performance and decreased efficiency. It is important to ensure the correct amount of refrigerant is flowing through the system to prevent excess superheat.
An opening or passage in bones where blood nerves enter and leave?
A nutrient foramen is an opening in a bone through which blood vessels and nerves enter and exit to supply the surrounding tissues with nutrients and sensation. These openings are crucial for maintaining the health and function of bones by allowing for appropriate blood supply and nerve communication.
What the scientific name for the cheek bone?
The scientific name for the cheekbone is zygomatic bone.
Removal of the third bone of the middle ear?
The removal of the third bone of the middle ear, also known as the stapes bone, may be necessary in certain cases of severe hearing loss or conditions like otosclerosis. This procedure, called a stapedectomy, involves replacing the stapes bone with a prosthesis to improve hearing. It is a delicate surgery that should be performed by an experienced ear, nose, and throat specialist.
What are hypoplastic ribs at T12 level?
Hypoplastic ribs at the T12 level refer to underdeveloped ribs that are shorter or smaller in size than usual at the thoracic vertebra 12. This condition can sometimes be associated with congenital abnormalities or genetic syndromes, impacting the function and structure of the ribcage. Medical evaluation and management may be needed to address any potential respiratory or skeletal issues that may arise from hypoplastic ribs at the T12 level.
How many bones are in the axial whole body?
There are 80 bones in the axial skeleton, which includes the skull, vertebral column, and rib cage.
What are the coxal bones composed of?
The Pelvic Girdle, also called the hip girdle, is composed to two coxal (hip) bones. The coxal bones are also called the ossa coxae or innominate bones. During childhood, each coxal bone consists of three separate parts: the ilium (denoted in purple above), the ischium (denoted in red above), and the pubis (denoted in blue above). In an adult, these three bones are firmly fused into a single bone. In the picture above, the coxal bone on the left side has been divided into its component pieces while the right side has been preserved.
In the back, these two bones meet on either side of the sacrum. In the front, they are connected by a muscle called the pubic symphysis (denoted in green above).
The pelvic girdle serves several important functions in the body. It supports the weight of the body from the vertebral column. It also protects and supports the lower organs, including the urinary bladder, the reproductive organs, and the developing fetus in a pregnant woman.
The pelvic girdle differs between men and woman. In a man, the pelvis is more massive and the iliac crests are closer together. In a woman, the pelvis is more delicate and the iliac crests are farther apart. These differences reflect the woman's role in pregnancy and delivery of children. When a child is born, it must pass through its mother's pelvis. If the opening is too small, a cesarean section may be necessary.
What is the longest bone in your skeleton system?
The femur it is considered a long bone.longest and strongest in the body. DL RMA
Can you keep the skeletal system healthy?
To make sure that you are taking care of your skeletal system you must be getting calcium because your Bones depend on calcium for strength. Regular exercise like walking, jogging, or biking physical activities are important in keeping your bones strong and healthy. It is also very important to get enough calcium provided by drinking milk and eating cheeses, yogurt and ice cream. They all contain calcium, which helps bones harden and become strong.
What Ribs are attach individually to the sternum by way of the coastal cartilage?
Ribs 8 to 10 are attached individually to the sternum by way of the costal cartilage. Ribs 1 to 7 are attached directly to the sternum, while ribs 11 and 12 are floating ribs without any attachment to the sternum.
Bone is considered anisotropic because it responds differently if forces are applied in different directions. Bone can handle large forces applied in the longitudinal plane (tension and compression); bone is not as strong in handling forces applied transversely across its surface.
The differences between the properties of the cancellous and cortical bone contribute to the anisotropy of the bone. Cancellous bone provides bending strength, and cortical bone provides significant compressive strength.
In symphysis joints the articular surfaces of the bones are covered with?
In symphysis joints, the articular surfaces of the bones are covered with hyaline cartilage and fibrocartilage. The fibrocartilage acts as a shock absorber and provides stability to the joint while the hyaline cartilage allows for smooth movement between the bones.
Second smallest bone in the human body?
Well, darling, the second smallest bone in the human body is the stapes, located in the middle ear. It's about the size of a grain of rice, but don't let its small stature fool you - this little guy plays a big role in transmitting sound vibrations. So, there you have it, the stapes struts its stuff as the second smallest bone in our fabulous human bodies.
Osteogenesis is the process of?
Osteogenesis is the process of bone formation, where new bone tissue is created and developed. It involves the differentiation of osteoblasts, which are specialized cells responsible for building and mineralizing bone. Osteogenesis plays a crucial role in bone growth, repair, and remodeling throughout life.
Name the bones that compose the orbit of the eye?
The bones that form the orbit of the eye are the ethmoid, lacrimal, maxilla, frontal, sphenoid, zygoma, palatine
The orbits are pyramidal, bony cavities in the facial skeleton with their bases (orbital openings) directed anterolaterally and their apices, posteromedially. The orbits contain and protect the eyeballs and their muscles, nerves, and vessels, together with most of the lacrimal apparatus. All space in the orbits not occupied by structures is filled with orbital fat. The fat forms a matrix in which the structures of the orbit are embedded.
The orbit has a base, four walls, and an apex:
The superior wall (roof) is approximately horizontal and is formed mainly by the orbital part of the frontal bone, which separates the orbital cavity from the anterior cranial fossa. Near the apex of the orbit, the superior wall is formed by the lesser wing of the sphenoid. Anterolaterally the lacrimal gland occupies the fossa for the lacrimal gland (lacrimal fossa) in the orbital part of the frontal bone.
The medial wall is formed by the ethmoid bone, along with contributions from the frontal, lacrimal, and sphenoid bones. Anteriorly, the medial wall is indented by the lacrimal groove and fossa for the lacrimal sac. The bone forming the medial wall is paper thin, and the ethmoid air cells are often visible through the bone of a dried cranium.
The lateral wall is formed by the frontal process of the zygomatic bone and the greater wing of the sphenoid. This is the strongest and thickest wall, which is important because it is most exposed and vulnerable to direct trauma. Its posterior part separates the orbit from the temporal lobes of the brain and middle cranial fossae.
The inferior wall (floor) is formed mainly by the maxilla and partly by the zygomatic and palatine bones. The thin inferior wall is shared by the orbit superiorly and the maxillary sinus inferiorly. It slants inferiorly from the apex to the inferior orbital margin. The inferior wall is demarcated from the lateral wall by the inferior orbital fissure.
The apex of the orbit is at the optic canal in the lesser wing of the sphenoid, just medial to the superior orbital fissure.
The bones forming the orbit are lined with periorbita (periosteum of the orbit). The periorbita is continuous at the optic canal and superior orbital fissure with the periosteal layer of dura mater. The periorbita is also continuous over the orbital margins and through the inferior orbital fissure with the periosteum covering the external surface of the cranium (pericranium) and with the orbital septa at the orbital margins, with the fascial sheaths of the extraocular muscles, and with orbital fascia that forms the fascial sheath of the eyeball.
Why do your ribs pop when you stretch?
When you stretch, the ligaments and tendons around your ribs may move, causing a popping sound similar to cracking knuckles. This is generally harmless. If you experience pain or discomfort when your ribs pop during stretching, it's best to consult a healthcare professional.
Which bone marrow transplant uses the patients own bone marrow?
An autologous bone marrow transplant uses the patient's own bone marrow. The bone marrow is collected from the patient, stored, and later reinfused after high-dose chemotherapy or radiation therapy. This type of transplant helps restore the patient's immune system.
What is the backbone material that is not bone?
Cartilage is a flexible connective tissue that serves as the backbone material in the human body, providing structure and support to various body parts. It is found in areas such as the nose, ears, and joints, acting as a cushion and reducing friction between bones.
the composition of bone matrix is 1/3 organic and 2/3 inorganic matter. The organic matter, synthesized by the osteoblasts (bone-forming cells), is collagen and proteins like glycosaminoglycan, proteoglycan, and glycoprotiens. the inorganic matter is mostly crystallized calcium phosphate salts and calcium carbonate, and a few other minerals. bone matrix is a composite which means it has characteristics of of the hard, strong inorganic matter and some flexibility and give from the collagen.
Collective name for the skull bones that encase the brain?
The collective name for the skull bones that encase the brain is the cranium. The cranium consists of several bones, including the frontal, parietal, temporal, occipital, sphenoid, and ethmoid bones. These bones form a protective shell around the brain.
How much pressure can bones take?
"depends on thee bone.
Copperhead_51
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That's wrong. As long as there would be no gas in something, the thing cannot break under any kind of pressure (unless you have pressure equivalent to a sun or blackhole). At some pressure, chemicals can start to break down, but your bones would still not break.
The patella is what type of bone?
The patella, also known as the kneecap, is a sesamoid bone. This means it is a small, oval-shaped bone embedded within a tendon. Its function is to protect the knee joint and aid in the action of the quadriceps muscle.
Name two nutrients your bones need and how do they help the bones?
Calcium and Vitamin D are two nutrients that bones need. Calcium helps to build and maintain bone strength and structure, while Vitamin D helps the body absorb calcium effectively, promoting healthy bone growth and density.
What organs are protected by the thigh bone?
The thigh bone, also known as the femur, protects the muscles and nerves in the thigh region. It does not directly protect any internal organs.
