Biology Flashcards
(33 cards)
What is the primary function of the digestive system?
To break down food into nutrients that can be absorbed by the body.
True or False: The small intestine is longer than the large intestine.
True
Fill in the blank: The process of chewing food is known as ______.
mastication
What organ produces bile, which helps in the digestion of fats?
Liver
Which part of the digestive system is primarily responsible for nutrient absorption?
Small intestine
Multiple Choice: Which of the following is NOT a part of the digestive system? A) Esophagus B) Stomach C) Lungs D) Pancreas
C) Lungs
What is the role of the pancreas in digestion?
To produce digestive enzymes and bicarbonate.
True or False: The stomach has a pH level that is alkaline.
False
What type of diet is high in fiber and low in processed foods?
Whole food diet
Fill in the blank: The ______ is the first part of the small intestine.
duodenum
What is the main function of the large intestine?
To absorb water and electrolytes from indigestible food matter.
Multiple Choice: Which nutrient is primarily digested in the stomach? A) Carbohydrates B) Proteins C) Fats D) Vitamins
B) Proteins
True or False: Enzymes in saliva begin the digestion of carbohydrates.
True
What is the term for the wave-like muscle contractions that move food through the digestive tract?
Peristalsis
Fill in the blank: The ______ is responsible for the detoxification of harmful substances in the body.
liver
What type of diet emphasizes reducing carbohydrates and increasing protein intake?
Ketogenic diet
Multiple Choice: Which vitamin is primarily produced in the intestines? A) Vitamin A B) Vitamin D C) Vitamin K D) Vitamin C
C) Vitamin K
True or False: The gallbladder stores bile produced by the liver.
True
What is the main purpose of dietary fiber?
To aid in digestion and promote regular bowel movements.
Fill in the blank: The ______ is a muscular tube connecting the throat to the stomach.
esophagus
What is the significance of probiotics in the diet?
They promote a healthy balance of gut bacteria.
Multiple Choice: Which of the following is a common symptom of lactose intolerance? A) Nausea B) Bloating C) Diarrhea D) All of the above
D) All of the above
True or False: The human digestive system can digest cellulose.
False