<span>a: There is a unidirectional blood flow.
d: Arteries carry blood away from the heart.
e: Veins carry blood toward the heart.</span>
<span>When a person is diagnosed with dementia, they are being diagnosed with a set of symptoms. This is similar to someone who has a sore throat. Their throat is sore but it is not known what is causing that particular symptom. It could be allergies, strep throat, or a common cold. Similarly, when someone has dementia they are experiencing symptoms without being told what is causing those symptoms.</span>
B. Health Screenings. Can I please get brainliest?