OSHA (one part of a Personal Fall Arrest System) requires workers to wear a full-body harness, when they are working on a suspended scaffold more than 10 feet above the working surface, or when they are working in bucket truck or aerial lift.
An MRI is needed when doctors think there is inflammation, a tumor, or something medically wrong with the brain that we can't see on the outside.
Answer:
A. Mucus secretions that block airways
B. Inflamed airways that obstruct airflow
E. Overinflated alveoli that impair gas exchange
Explanation:
Chronic obstructive pulmonary disease (COPD) causes problems in air-flow and breathing. It is indicated by shortness of breath, cough, mucus production and wheezing. COPD is caused by genetic factors, long term exposure to irritating gas and most commonly by smoking.
The long term exposure to tobacco results in blocked air ways and destruction of airways. Emphysema and chronic bronchitis are two most common causes of chronic obstructive pulmonary disease.
Chronic bronchitis;
A) It is the inflammation of airways that obstruct airflow.
B) It causes the production of mucus secretions that further blocks the airways.
E) Emphysema causes COPD by overinflated alveoli that impair gas exchange.
<span>The Disengagement Theory is a theory of aging
that refers to a decrease in interactions between an aging person and the
social system he belongs to. The theory suggests that it is only natural and
acceptable for older adults to withdraw from society as aging is an inevitable
process of life. It is formulated by Cumming and Henry in 1961 and is
considered as the first theory of aging that social scientists have developed. It
is one of the three major psychosocial theories that describe people’s
characteristics as they grow of old age.</span>
Answer:
There are 11 major organ system in the human body,which include the circulatory,respiratory,digestive,excretory,nervous and endocrine system.The immune,integumentary,skeletal,muscle and reproductive system are also part of the human body.
Explanation:
