Bio 230 Practice Exam Quiz!

103 Questions | By Brnmckllr | Updated: Mar 21, 2022 | Attempts: 237

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Are you prepared for your bio 230 practice exam? For the bio 230 practice exam, you must know about how the digestive system works, what is a malignant tumor, what part of the body regulates blood sugar, and the purpose of the gallbladder. Bio 230 involves studying natural science, life, living organisms, which includes their physical structure and chemical processes. This combustible quiz will show you what Bio 230 is all about.

Questions and Answers

1.

The pancreas secretes digestive enzymes and bicarbonate into the small intestine.
- A.
  
  True
- B.
  
  False
2.

What is the protein-digesting enzyme that resides in the stomach?
- A.
  
  Gastrin
- B.
  
  Bicarbonate
- C.
  
  Pepsin
- D.
  
  Prolactin
3.

Food is propelled forward through the GI tract by waves of muscular contraction called:
- A.
  
  Peristalsis
- B.
  
  Segmentation
- C.
  
  Stretching
- D.
  
  Motility
4.

The function of the gallbladder is to:
- A.
  
  Secrete digestive enzymes
- B.
  
  Store pancreatic enzymes
- C.
  
  Produce bile
- D.
  
  Store and release bile
5.

Which organ secretes enzymes that help digest all four major nutrient groups, including carbohydrates, proteins, lipids, and nucleic acids?
- A.
  
  Liver
- B.
  
  Stomach
- C.
  
  Salivary glands
- D.
  
  Pancreas
6.

The large intestine:
- A.
  
  Regulates the production of red blood cells
- B.
  
  Absorbs most of the nutrients in food
- C.
  
  Absorbs water
- D.
  
  Secretes digestive enzymes
7.

Which layer of the digestive tract is in direct contact with the digestive tract contents?
- A.
  
  Serosa
- B.
  
  Muscularis
- C.
  
  Mucosa
- D.
  
  Submucosa
8.

Which of the following is NOT a function of the liver?
- A.
  
  Storage of fat-soluble vitamins
- B.
  
  Storage of glycogen
- C.
  
  Metabolism of toxins
- D.
  
  Production of red blood cells
9.

Most nutrient absorption occurs in the:
- A.
  
  Stomach
- B.
  
  Small intestine
- C.
  
  Oral cavity
- D.
  
  Esophagus
10.

Which of the following is NOT part of the structure of the small intestine?
- A.
  
  Microvilli
- B.
  
  Cilia
- C.
  
  Villi
- D.
  
  Lacteal
11.

What organ DOES NOT make up the digestive tract?
- A.
  
  Mouth
- B.
  
  Gallbladder
- C.
  
  Stomach
- D.
  
  Anus
12.

What are dental carries?
- A.
  
  Enamel
- B.
  
  Cavities
- C.
  
  Cusp
- D.
  
  Root canal
13.

The sensation of heart burn is a result of the nerves being confused when acid expands in the stomach
- A.
  
  True
- B.
  
  False
14.

Which structure is NOT part of the large intestine?
- A.
  
  Cecum
- B.
  
  Duodenum
- C.
  
  Appendix
- D.
  
  Colon
15.

What is hepatitis?
- A.
  
  Inflammation of the liver
- B.
  
  Weakness in the intestinal wall
- C.
  
  Noncancerous growth
- D.
  
  Difficulty digesting milk
16.

Most peptic ulcers are due to a bacterial infection and can be treated with antibiotics.
- A.
  
  True
- B.
  
  False
17.

Most animal sources of protein are incomplete whereas most plant sources of protein are complete.
- A.
  
  True
- B.
  
  False
18.

Chemical digestion of carbohydrates takes place in:
- A.
  
  The mouth and large intestine
- B.
  
  The stomach and small intestine
- C.
  
  The mouth and small intestine
- D.
  
  The mouth and the stomach
19.

George is very hungry. He just took a bite of a triple-decker hamburger (with all the fixings). Put the following in the correct order that the hamburger (and fixings!)would pass through as it moves through the digestive tract.
- A.
  
  Mouth-> esophagus-> stomach-> large intestine-> small intestine-> rectum-> anus
- B.
  
  Mouth-> esophagus-> stomach-> small intestine-> large intestine-> rectum-> anus
- C.
  
  Mouth-> stomach-> esophagus-> large intestine-> small intestine-> rectum-> anus
- D.
  
  Mouth-> esophagus-> stomach-> small intestine-> large intestine-> anus-> rectum
20.

Which of the following hormones reduces the amount of water lost by the kidneys?
- A.
  
  Aldosterone
- B.
  
  Oxytocin
- C.
  
  Antidiuretic Hormone (ADH)
- D.
  
  Parathyroid Hormone (PTH)
21.

What effect would a decrease in thyroid stimulating hormone (TSH) have on the body?
- A.
  
  An increase amount of water would be lost through the kidneys
- B.
  
  The metabolic rate of cells in the body would be reduced
- C.
  
  Blood calcium levels would decline
- D.
  
  Glucagon, insulin, growth hormone and digestive secretions would be inhibited
22.

Insulin levels in the blood would increase when:
- A.
  
  Glucose levels in the blood decrease
- B.
  
  Glucose levels in the blood increase
- C.
  
  Somatostatin is present
- D.
  
  None of the above
23.

Epinephrine & norepinephrine affects the activity of all of the following tissues EXCEPT:
- A.
  
  Kidney
- B.
  
  Liver
- C.
  
  Muscle
- D.
  
  Adipose tissue
24.

When blood calcium levels increase we would expect
- A.
  
  More calcitonin to be released into the blood
- B.
  
  More prolactin in the blood
- C.
  
  The activation of the parathyroid hormone (PTH)
- D.
  
  The release of aldosterone
25.

Type 1 Diabetes is also called:
- A.
  
  Hyperthyroidism
- B.
  
  Hypothyroidism
- C.
  
  Insulin resistance
- D.
  
  Insulin dependent diabetes