Answer:
The answer is the Severe combined immunodeficiency (SCID).
Explanation:
SCID which is an immune deficiency that is present at birth, is deadly without treatment. Children born with SCID are in constant danger of infections from bacteria, viruses, and fungi. This is because of lack of some essential white blood cells.
The disease however can be essentially cured by a bone-marrow transplant from a related donor, for example, a sibling that is a match in terms of certain immune system proteins.
Answer:
They are the most common type of joint.
Explanation:
Synovial joints are the most common type of joint found in the human body that move against each other. Synovial joints are also known as Diarthroses (freely movable) and it's examples are knee and shoulder.
Synovial joints are the most common type of joint because they are generally found in most of the joints such as ball and socket joint, condyloid joint, hin.ge joint, gliding joint, saddle joint and pivot joint. So, it is almost present in every joint of human beauty.
Hence, the correct answer is "They are the most common type of joint."
This kind of exposure is called caustic exposure.
Explanation:
A caustic exposure is an exposure to chemicals present in common household cleaning products like detergents, cleaning solutions, drain cleaners etc.
These contain caustic substances (strong concentration of acid or base) like sodium hydroxide, sulfuric acid etc. When exposed directly on to the skin, due to its stronger concentration, it may burn the skin causing redness, irritation, numbness, or blackening of the skin surface.
Most of the times, these marks go away after some weeks because they are superficial or first-degree burn where only the epidermal layer of the skin gets affected.
