I think the answer would be number 2, because there is no cure for Als. It is a progressive disease that affects the brain and causes muscle weakness.
its true and can you please answer my most recent question :)
(1) nightmares, night terrors, teeth grinding, nocturnal sleep related eating disorders......(2) laughter and fear.....(3) Darkness is essential to sleep, the absence of light sends a critical signal to the body that it’s time to rest. Light exposure at the wrong time alters the body internal “sleep clock”
Answer:
- human respiratory system
- x= rings of cartilage y= alveolar sac z= lungs
- this diagram is important for a human being because
- respiration is a complex process during which digested food is oxidized to release chemical energy it involves a series of reaction all of them catalyzed by specific enzyme
- the energy is stored in ATP molecules
4. ring of cartilage help to ensure that the air passage does not collapse
each bronchiole terminates into a sac called Alveolar sac it is surrounded by an network of blood capillaries exchange of gases takes place in a the alveoli oxygen from the inhaled air diffuse into the blood while CO2 from the blood diffuse into the alveoli
lungs : a pair of of lungs are present in the thoracic activity lungs are spongy,elastic bags consisting of bronchi ,bronchioles,alveoli