Do You Have The Guts? (Digestive System)
What muscular tube connects the mouth to the stomach?
Esophagus
Where does digestion begin?
Mouth
Which macronutrient is the body's preferred source of energy?
Carbohydrates
Define metabolism.
The sum total of chemical reactions in the body.
What is the main organ of the urinary system?
Kidney
Where does most nutrient absorption occur?
Small intestine
What is the the involuntary contraction of smooth muscle that propels food through the GI tract?
Peristalsis
What are the two micronutrients we must obtain through our diet?
Vitamins and minerals
What is the difference between anabolic reactions and catabolic reactions?
Anabolic reactions build up, catabolic reactions break down
What is the name of the tubes that carry urine from the kidneys to the bladder?
Ureters
Liver, pancreas, gallbladder, salivary glands
Which enzyme breaks down carbohydrates?
Amylase
Dairy
Which is happening the most during the absorptive state: catabolic reactions or anabolic reactions?
Anabolic reactions
What is the first step in urine formation?
Which organ produces bile and processes nutrients after they are absorbed into the blood?
Liver
How does bile aid in the digestion of fats?
Makes them water-soluble
Name any mineral.
Sodium, potassium, iron, magnesium, calcium, zinc, iodine, phosphorus, etc.
Cellular respiration
If someone is dehydrated, what will their kidneys do to maintain fluid balance and how will that affect their urine?
Which accessory organ in the digestive system has endocrine functions (insulin, glucagon) and exocrine functions (lipase, protease, amylase)?
Pancreas
Name all six steps in the process of digestion (+100 if you list them in the correct order)
Ingestion > Propulsion > Mechanical Breakdown > Chemical Digestion > Absorption > Defecation/Elimination
A, D, E, K
60% of the body's total glucose goes to which organ?
Brain