Anatomy and Physiology Flashcards
What is the main function of the heart?
Pumps blood to lungs to get oxygen (oxygenated), and then pumps the oxygenated blood to the rest of the body’s cells and tissues.
What are the two upper chambers of the heart called?
Atria
What is an arrythmia?
Heart beats irregularly.
What is atrial fibrillation?
Top chambers of heart don’t beat normally and can cause blood clots.
What is heart failure?
Heart muscle is weakened and cannot pump blood appropriately from the heart.
What are the three types of blood vessels?
- Arteries
- Veins
- Capillaries
What do arteries do?
Carry oxygenated blood to organs.
What do veins do?
Carry non-oxygenated blood from organs.
What is the function of capillaries?
Connect arteries to veins.
What is hypertension?
Blood pressure is too high in the blood vessels.
What can hypertension lead to?
- Rupturing of blood vessels
- Stroke
- Organ damage
What is hypercholesteremia?
Cholesterol (fat) builds up in the arteries.
What is an embolism?
Blood clot forms and blocks blood flow to an organ.
What is dermatitis?
Inflammation of the skin.
What is eczema?
Dry, itchy patches of skin.
What is psoriasis?
Patches of thick, red skin due to a buildup of skin cells.
What does acne result from?
Hair follicles become plugged with oil and dead skin cells.
What is the most common cancer in the U.S.?
Skin cancer.
What is the function of the pituitary gland?
Secretes hormones that regulate organ function in the body.