Which of the following are true about ECG machines?
They use electrodes.
They are used to assist doctors in the diagnosis of possible heart problems.
They use magnets to produce images of soft tissues.
They are never used while a patient isexercising.
An electrocardiogram (ECG or EKG) <u>records the electrical signal from your heart to check for different heart conditions.</u> <u>Electrodes are placed on your chest to record your heart's electrical signals</u>, which cause your heart to beat. The signals are shown as waves on an attached computer monitor or printer.
Cats can purr for various reasons, using the soft rumble as a way of communicating and as a form of self-soothing or even healing. This is why cats will often purr when they're injured, or after a stressful event.
Answer:
D. All of the above
Explanation:
Religion is a social institution based on the worship and belief in God/ gods. In the study of sociology, religion is viewed as a social institution that serves to perform various functions for the smooth functioning of society. These include:
A. Provides an explanation for events that people don’t understand in society
Religion offers explanations for existential questions such as the meaning of life, life purpose, reincarnation, etc., that are not usually taught in schools or other social institutions.
B. Offers people social support
Being part of a religion or religious group usually involves regular attendance of a place of worship such a church, mosque, temple or synagogue, which can lead to the formation of new friendships and socialization opportunities.
C. Can be a source of social change
Religion can lead to social change by promoting good ethics and virtuous behavior. However, social change resulting from religion can also be negative if it leads to fanaticism, acts of terror and hate crimes.
Yellow Marrow is common in the skeleton in old age but not in a childhood skeleton.
