| Digestive | Circulatory | Repiratory | Disorders | Accessory organs |
|---|---|---|---|---|
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What is the function of the liver?
The liver acts as a detoxification center, produces bile to break down fats, stores minerals and vitamins, produces cholesterol, and converts glucose to glycogen.
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What are the main components of the cardiovascular system?
A pump: heart, Fluid: blood, Transport: arteries, veins, capillaries, arterioles and venules
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Where does gas exchange occur?
Alveoli
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This condition occurs when fatty deposits containing cholesterol and lipids accumulate in the lining of blood vessels.
Atherosclerosis
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True or false: Bile is an enzyme
False
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What are the 2 of the 3 main functions of the large intestine?
Reabsorbs any nutrients that may have not been absorbed through the small intestines, compacts whatever was left from the small intestine, or produces vitamins
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Which component(s) of the blood has the highest percentage of the total volume?
Plasma
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What are the 4 stages of respiration?
Breathing/Ventilation, External Respiration, Internal Respiration, Cellular Respiration
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What causes Angina?
When the heart is deprived of oxygen
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Where is the gallbladder located?
Under the right lobe of the liver
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Where does most of the digestion and absorption of food take place?
Small Intestine
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The heart has 4 chambers. Which are the receiving chambers?
Right Atrium and Left Atrium
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What are the 4 conditions that must be met in order for diffusion to occur over the surface of your lungs?
Thin walls, Moist, large surface area, close contact with the transport system
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What is Cystic Fibrosis?
It is a genetic disorder in which abnormally thick mucus blocks airways
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Would pancreatic enzymes work better at a pH of 4 or 12? Why?
12 – they work best at a basic pH level
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How is your food broken down in the digestive system?
Food enters your mouth where enzymes in your saliva break down the polysaccharides; your food is then transported to your stomach through the esophagus. It is then broken down into smaller portions due to the hydrochloric acid, and is then sent to your sm
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How many types of blood vessels are there? What are they?
Artery, Arteriole, Capillary, Venule, Vein
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Why does breathing become more difficult when you’re at higher altitudes?
The higher you climb, the pressure of the air decreases and the level of O2 is less concentrated in the air you breathe, thus it’s more challenging for you to breathe at higher altitudes.
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What is the condition in which narrowing of the airways created difficulty in breathing.
Asthma
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What is the purpose of bile salts?
They help with the absorption of lipids from the intestine
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What are the 4 main nutrients required for the body to function and what does each nutrient provide for the body?
1. Carbohydrates - Can provide short-term or long-term energy storage
2. Lipids - organic compound made of a molecule of glycerol and 1-3 fatty acid chains 3. Proteins - consist of amino acids joined together by peptide bonds |
What is that “lubb-dubb” sound your heart makes?
Lubb – the beginning of systole (contracting phase) when the tricuspid and bicuspid valves close
Dubb – the beginning of diastole (relaxing phase) when the aortic phase and pulmonary semilunar valves close |
How does the concentration of carbon dioxide in your blood affect your breathing rate?
When the concentration of CO2 increases in your blood, the pH level of your blood reduces to the point where it turns acidic (H2CO3) which triggers chemical receptors to report signals to the respiratory system (medulla oblongata) to increase the rate of
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What are commonly used to help lower blood pressure in people with hypertension?
Diuretics
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What would happen if you removed your gallbladder?
It could result in difficulty with fat absorption
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