Organs working together to perform a specific bodily function

An 80-year-old woman comes to the urgent care clinic with dyspnoea on exertion. on physical examination, her blood pressure is 100/70, and her pulse is 75. she has no pulsus paradoxus. her jugular veins are distended, and she has distant heart sounds. in addition, she has extra third and fourth heart sounds. her liver is enlarged, and she has pedal oedema. she has occasional premature ventricular contractions on her electrocardiogram. a chest x-ray reveals clear lung fields with a dilated cardiac silhouette. her echocardiogram reveals ventricular walls with a "speckled pattern". which of the following is the most likely diagnosis? - alcoholic cardiomyopathy- amyloidosis- haemochromatosis- tuberculosis- viral myocarditis

Witch form of birth control could people use without. altering hormonal systems or blocking sperm from fertilizing an egg

According to the national health and safety standards: guidelines for out-of-home care, what is the proper adult-to-child ratio for children younger than one year? a. one adult to one child b. one adult to two children c. one adult to three children d. one adult to four children