Answer:
The correct answer is A. The blood vessels of the renal medulla that run alongside the nephron loops are the vasa recta.
Explanation:
In anatomy, the descending vasa recta or descending straight vessel is an artery of the renal tissue, originating from the efferent arterioles, arched artery, and interlobar artery. They are so named because they follow a straight and descending trajectory from the cortex to the deepest portions of the renal medulla.
Answer:
The hypodermis is the last layer of the skin, it belongs to the integumentary system, it is also known as subcutaneous tissue. It consists mainly of loose connective tissue and stored fat. The following structures are found in the hypodermis:
-sweat glands
-Lymphatic vessels
-Surface blood vessels
-Cutaneous nerves
The hypodermis constitutes the bulk of the body fat deposit and its thickness varies depending on the nutritional status of each person
Explanation:
Answer:
The lower region of the human body contains the umbilical region, coxal region, and inguinal region.
Explanation:
Answer: c. the physical movement of air into and out of the lungs.
Explanation:
Pulmonary ventillation is also called as breathing. This is the process which involves the inhalation or physical entry of air inside the lungs this process is called as inspiration. And the flow out of air out of the lungs is called as exhalation. The flow of air creates a pressure difference between the atmosphere and the lungs.
Vitamin B12 is a water-soluble vitamin that cannot be absorbed by the intestinal mucosa unless it has been bound to intrinsic factor.
Intrinsic factor is a glycoprotein secreted by the stomach that is essential for the absorption of vitamin B12. Vitamin B12 is essential for the synthesis of DNA and for the maintenance of normal red blood cells.
Vitamin B12 is an important nutrient that helps keep the body's nerve and blood cells healthy. It also helps make DNA, the genetic material in all cells. Vitamin B12 is found in animal foods such as meat, poultry, fish, and dairy products.
The body needs vitamin B12 to make red blood cells, which carry oxygen throughout the body. Vitamin B12 is also needed for proper brain function and to prevent a type of anemia called megaloblastic anemia, which makes people tired and weak.
Learn more about anemia at : brainly.com/question/29355130
#SPJ4
