BIOL 2457 EXAM 1 CHAPTERS 1-5 QUESTIONS
WITH CORRECT ANSWERS 2025/2026
1. The analysis of the internal structure of individual cells is called CORRECT
ANSWER cytology
2. Which organ system includes the spleen and the tonsils? CORRECT ANSWER
lymphatic
3. The pituitary gland and the thyroid gland are organs of the system
CORRECT ANSWER endocrine
4. If a response increases a disturbance (stimulus), the system is classified as a
feedback system CORRECT ANSWER positive
5. The wrist is to th elbow CORRECT ANSWER distal
6. The chin is to the nose CORRECT ANSWER inferior
7. Which of the following terms refers to the foot? CORRECT ANSWER pedal
8. A midsaggital section would pass through the CORRECT ANSWER heart
9. While standing erect, the direction of the caudal is CORRECT ANSWER downward
10. The muscle known as the diaphragm separates the from the
CORRECT ANSWER thoracic cavity from the abdominopelvic cavity
, 11. If an isotope of oxygen has 9 protons, 10 neutrons, and 8 electrons, its mass number is
CORRECT ANSWER 18
12. The chemical behavior of an atom is determined by CORRECT ANSWER the
outermost electron shell
13. All of the following are true about enzymes, except that they CORRECT ANSWER
are consumed during the reaction
14. In dehydration reactions, compounds CORRECT ANSWER lose water molecules
15. A solution containing equal numbers of hydrogen ions and hydroxide ions is
CORRECT ANSWER neutral
16. Hydrophilic molecules readily associate with CORRECT ANSWER water molecules
17. The alpha-helix and pleated sheets are examples of protein structure
CORRECT ANSWER secondary
18. Lipids CORRECT ANSWER *all of the above*
19. -Form essential structural components of cells
20. -Provide roughly twice the energy as carbohydrates
21. -Help to maintain body temperature
22. -Cushion against shocks
23. A nucleotide consists of CORRECT ANSWER a five-carbon sugar, a nitrogenous
base, and a phosphate group
WITH CORRECT ANSWERS 2025/2026
1. The analysis of the internal structure of individual cells is called CORRECT
ANSWER cytology
2. Which organ system includes the spleen and the tonsils? CORRECT ANSWER
lymphatic
3. The pituitary gland and the thyroid gland are organs of the system
CORRECT ANSWER endocrine
4. If a response increases a disturbance (stimulus), the system is classified as a
feedback system CORRECT ANSWER positive
5. The wrist is to th elbow CORRECT ANSWER distal
6. The chin is to the nose CORRECT ANSWER inferior
7. Which of the following terms refers to the foot? CORRECT ANSWER pedal
8. A midsaggital section would pass through the CORRECT ANSWER heart
9. While standing erect, the direction of the caudal is CORRECT ANSWER downward
10. The muscle known as the diaphragm separates the from the
CORRECT ANSWER thoracic cavity from the abdominopelvic cavity
, 11. If an isotope of oxygen has 9 protons, 10 neutrons, and 8 electrons, its mass number is
CORRECT ANSWER 18
12. The chemical behavior of an atom is determined by CORRECT ANSWER the
outermost electron shell
13. All of the following are true about enzymes, except that they CORRECT ANSWER
are consumed during the reaction
14. In dehydration reactions, compounds CORRECT ANSWER lose water molecules
15. A solution containing equal numbers of hydrogen ions and hydroxide ions is
CORRECT ANSWER neutral
16. Hydrophilic molecules readily associate with CORRECT ANSWER water molecules
17. The alpha-helix and pleated sheets are examples of protein structure
CORRECT ANSWER secondary
18. Lipids CORRECT ANSWER *all of the above*
19. -Form essential structural components of cells
20. -Provide roughly twice the energy as carbohydrates
21. -Help to maintain body temperature
22. -Cushion against shocks
23. A nucleotide consists of CORRECT ANSWER a five-carbon sugar, a nitrogenous
base, and a phosphate group
