Answer: It helps control the water better and more efficiently. It also helps to save water
Explanation:
Answer:
Is composed of trabeculae that are oriented along lines of stress. (Ans. D)
Explanation:
Spongy bones are also known as trabecular and cancellous bones. It is covered by compact bones and present in the long bones. They are known as spongy because they are highly vascular and porous tissues.
Osteoblast thin area creating the turbeculae space between the tissues. Spongy bones are also known for home of hematopoietic stem cells and bone marrow, which are helping to differentiate white blood cells, red blood cells, and platelets.
Some difference between spongy bone and compact bone are:
1) Spongy bones are light weight and compact bones are heavy.
2) Spongy bones are composed of trabeculae and compact bones are composed of osteons.
3) Spongy bones are known as cancellous and compact bones are known as cortical bones.
Answer:
The Paleozoic involved the appearance of fish, and eventually of life moving onto land. The Mesozoic was dominated by dinosaurs. The Cenozoic started with the extinction of the dinosaurs, and included the development of birds and mammals. ... The Mesozoic Era ended with another extinction.
Answer:
Nephron is the functional unit of kidney. The kidney contains around 4 to 5 million of nephrons in their structure. These nephrons helps in the blood filtration.
The loop of Henley passes down the filtrate for the production of urine. The excess salt is removed from the loop and deposited in the medullary part of the kidney. This is important as the nephron can now become hyperosmotic medullary concentration and helps in the urine production.
