5. a stress is considered a "bad" stress when it
o a. keeps a person from feeling good.
o b. challenges a person to do better.
c. doesn't lead to a productive end.
d. cannot be eliminated.

Which area of the brain controls the body's ability to fight off stress? question 1 options: synapse, frontal lobe, dendrite, sympathetic nervous system

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

Why do you need two different circuits of blood vessels in your body?