Answer:
A flexible connective tissue, known as cartilage varies from bones in many ways, its microcomposition is less developed in comparison to the bone and is avascular. It is not supplied with nerves and thus depends upon the process of diffusion to attain nutrients. The three kinds of cartilage are fibrous, hyaline, and elastic.
Of these the most widespread kind is the hyaline cartilage, it looks like glass. It is witnessed in embryos, where the formation of bone takes place as hyaline cartilage, which ossifies later. In adults, it is found on the tips of the ribs, on the articular surfaces of the long bones, the parts of the skull, and the rings of the trachea.
Fibrous cartilage is witnessed in the pubic symphysis and intervertebral discs and exhibits many collagen fibers.
Elastic cartilage is witnessed in the internal support of the external ear and the epiglottis and is yellow, springy, and elastic in characteristics.
Answer:
It's most likely to be D.
Explanation:
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Hello! I figured the question was missing its options, so I went online to find them. Here is the complete question:
Which of the following functions is NOT associated with the spinal cord?
a) The spinal cord is a major integration center for reflexes.
b) It provides a two-way conduction pathway for signals between the body and the brain.
c) Through the cranial nerves that attach to it, the spinal cord is involved in sensory and motor innervation of the head and neck.
d) Through the spinal nerves that attach to it, the spinal cord is involved in sensory and motor innervation of the entire body inferior to the head.
e) All of the statements are functions attributed to the spinal cord. There are no exceptions.
Answer:
The correct answer is:
C) Through the cranial nerves that attach to it, the spinal cord is involved in sensory and motor innervation of the head and neck.
Explanation:
The only function given in the options that is not associated with the spinal cord is <em>C)</em> because cranial nerves are not attached to the spine, but to the cranium. Cranial nerves DO, however, control head and neck innervation.
Spinal nerves innervate the limbs: the cervical spinal nerves form the brachial plexus to give sensory and motor innervation to the upper limbs, while the lumbar spinal nerves form the lumbar plexus to innervate the lower limbs.
answer:because carbon is so important to live on earth,the soils play an important role in the global cycle this dead organic matter createss food for microbes, which respire and create carbon dioxide back to the atmosphere.