Fungal infections can be acquired by inhalation, ingestion, or through the skin (for example, through a cut or wound). Some fungal infections can cause disease in otherwise healthy animals, while others require a host that is sick, weakened, or immunocompromised to establish infection.
The heart is at the center of your circulatory system, which is a network of blood vessels that delivers blood to every part of your body. Blood carries oxygen and other important nutrients that all body organs need to stay healthy and to work properly. Your heart is a muscle, and its job is to pump blood throughout your circulatory system.
Your circulatory system pumps your blood though out your whole body. Your heart, your lungs, and your blood vessels work together to form. the circle part of the circulatory system. Your heart is beating all the. time. When your heart beats it pumps blood, the blood goes through. tubes that go all around your body and comes back to your heart.