1
BIOL 2457 EXAM 1 CHAPTERS 1-5
Questions with Correct Answers | Updated
(100% Correct Answers)
The analysis of the internal structure of individual cells is called
Answer: cytology
Which organ system includes the spleen and the tonsils? Answer:
lymphatic
The pituitary gland and the thyroid gland are organs of the _______
system Answer: endocrine
If a response increases a disturbance (stimulus), the system is
classified as a ______ feedback system Answer: positive
The wrist is _____ to th elbow Answer: distal
The chin is _______ to the nose Answer: inferior
Which of the following terms refers to the foot? Answer: pedal
A midsaggital section would pass through the Answer: heart
While standing erect, the direction of the caudal is Answer:
downward
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, 2
The muscle known as the diaphragm separates the ____ from the
_____ Answer: thoracic cavity from the abdominopelvic cavity
If an isotope of oxygen has 9 protons, 10 neutrons, and 8 electrons,
its mass number is Answer: 18
The chemical behavior of an atom is determined by Answer: the
outermost electron shell
All of the following are true about enzymes, except that they
Answer: are consumed during the reaction
In dehydration reactions, compounds Answer: lose water molecules
A solution containing equal numbers of hydrogen ions and
hydroxide ions is Answer: neutral
Hydrophilic molecules readily associate with Answer: water
molecules
The alpha-helix and pleated sheets are examples of _______ protein
structure Answer: secondary
Lipids Answer: all of the above
-Form essential structural components of cells
-Provide roughly twice the energy as carbohydrates
-Help to maintain body temperature
© 2025 All rights reserved
BIOL 2457 EXAM 1 CHAPTERS 1-5
Questions with Correct Answers | Updated
(100% Correct Answers)
The analysis of the internal structure of individual cells is called
Answer: cytology
Which organ system includes the spleen and the tonsils? Answer:
lymphatic
The pituitary gland and the thyroid gland are organs of the _______
system Answer: endocrine
If a response increases a disturbance (stimulus), the system is
classified as a ______ feedback system Answer: positive
The wrist is _____ to th elbow Answer: distal
The chin is _______ to the nose Answer: inferior
Which of the following terms refers to the foot? Answer: pedal
A midsaggital section would pass through the Answer: heart
While standing erect, the direction of the caudal is Answer:
downward
© 2025 All rights reserved
, 2
The muscle known as the diaphragm separates the ____ from the
_____ Answer: thoracic cavity from the abdominopelvic cavity
If an isotope of oxygen has 9 protons, 10 neutrons, and 8 electrons,
its mass number is Answer: 18
The chemical behavior of an atom is determined by Answer: the
outermost electron shell
All of the following are true about enzymes, except that they
Answer: are consumed during the reaction
In dehydration reactions, compounds Answer: lose water molecules
A solution containing equal numbers of hydrogen ions and
hydroxide ions is Answer: neutral
Hydrophilic molecules readily associate with Answer: water
molecules
The alpha-helix and pleated sheets are examples of _______ protein
structure Answer: secondary
Lipids Answer: all of the above
-Form essential structural components of cells
-Provide roughly twice the energy as carbohydrates
-Help to maintain body temperature
© 2025 All rights reserved
