Which of the following is the best explanation for why cells are considered the smallest units of living things.
A) Cells are the simplest structure to fit all of the characteristic necessary to be considered alive.
B) Cells have the ability to reproduce identical copies of themselves in a process called mitosis.
C) Cells are highly ordered and complex.
D) Cells cannot be seen with the naked eye and are considered microscopic.
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Question 2) Prevention of water loss is a necessary function for life that would best fit in the category of ________.
A) metabolism
B) responsiveness
C) maintaining boundaries
D) excretion
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Question 3) One of the descriptions below is from the perspective of physiological study, the rest are from an anatomical perspective. Select the description below that comes from physiological perspective.
A) The pancreas lies deep to the stomach within the abdominal cavity.
B) The skull is formed by 22 facial and cranial bones.
C) The contraction of smooth muscle in blood vessels (vasoconstriction) can reduce the flow of blood through the vessel.
D) The chambers of the heart and blood vessels leading to and from the heart are separated by valves composed of fibrous connective tissue.
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Question 4) The study of anatomy and physiology assumes and describes a healthy body. Select the description below that does NOT explain why this approach is useful.
A) Study of a healthy body is less intimidating and more familiar new students.
B) A healthy body provides a common standard to compare to.
C) A healthy body establishes what normal is.
D) Study of a healthy body provides a foundation for a more complete understanding of all human bodies.
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Question 5) It is wise to study anatomy alongside with physiology because ________.
A) it makes for more efficient use of students' and teachers' time
B) physiology is only explainable in terms of the underlying anatomy
C) anatomy and physiology are practically the same thing
D) to understand anatomy requires complete understanding of physiology
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Question 6) One of the descriptions below is from the perspective of anatomical study, the rest are from a physiological perspective. Select the description below that comes from an anatomical perspective.
A) The extremely thin tissue (simple squamous epithelium) of the lungs allows for the quick diffusion of respiratory gases into and out of the body.
B) The direction of blood flow through the heart is directed by one way valves.
C) The cell-to-cell connections between heart (cardiac) muscle cells are strong. They hold the tissue together for a life time of forceful contractions.
D) The innermost lining of the lungs is composed primarily of a thin tissue called simple squamous epithelium.
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Question 7) The body cavities that protect the nervous system are located in the ________ cavity.
A) ventral
B) cranial
C) dorsal
D) vertebral
E) thoracic
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Question 8) Which of the following describes the operation of the heart and blood vessels?
A) systemic anatomy
B) cardiovascular anatomy
C) cardiovascular physiology
D) systemic physiology
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Question 9) What is a vertical section through the body, dividing it into anterior and posterior regions called?
A) median
B) sagittal
C) frontal
D) transverse
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Question 10) What is a vertical section through the body, dividing it into left and right, called?
A) frontal
B) transverse
C) regional
D) sagittal
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