Question 1

Which of the following best describes the function of the plasma membrane in a cell?

Accepted Answer

It provides a boundary between the inside and outside of the cell.

Question 2

A scientist wants to convert a temperature of 25°C to Fahrenheit. Which equation should they use, and what is the correct answer?

Accepted Answer

Use $$F = (9/5)C + 32$$; the answer is 77°F.

Question 3

Which organelle is responsible for ATP production in the cell?

Accepted Answer

Mitochondria

Question 4

During which phase of mitosis do chromatids separate and cytokinesis begin?

Accepted Answer

Anaphase

Question 5

A student is using a compound microscope with a total magnification of 400x. If the field diameter at 100x is 4 mm, what is the field diameter at 400x? Use the formula: $$	ext{Field diameter at desired magnification} = \frac{	ext{Field diameter at lowest magnification} 	imes 	ext{lowest magnification}}{	ext{desired magnification}}$$

Accepted Answer

1 mm

Question 6

Which of the following is NOT a function of the skeletal system?

Accepted Answer

Production of ATP

Question 7

Which anatomical term refers to the anterior body trunk inferior to the ribs?

Accepted Answer

Abdominal

Question 8

A patient has pain in the right lower quadrant (RLQ) of their abdomen. Which organ is most likely involved?

Accepted Answer

Appendix

Question 9

Which organ system is primarily responsible for the excretion of nitrogenous wastes?

Accepted Answer

Urinary system

Question 10

Which of the following best describes a dependent variable in a scientific experiment?

Accepted Answer

A factor that changes because of the independent variable.

Question 11

Which serous membrane surrounds the heart?

Accepted Answer

Pericardium

Question 12

A researcher collects the following data set: 10, 15, 20, 25, 30. What is the mean value?

Accepted Answer

20

Question 13

Which of the following structures is found in the thoracic cavity?

Accepted Answer

Heart

Question 14

Which anatomical plane divides the body into right and left halves?

Accepted Answer

Sagittal (longitudinal) plane

Question 15

Which organelle is responsible for packaging and modifying proteins?

Accepted Answer

Golgi apparatus

Question 16

Which body cavity holds the spinal cord?

Accepted Answer

Spinal cavity

Question 17

Which of the following is a correct description of anatomical position?

Accepted Answer

Standing with arms down and palms facing forward.

Question 18

Which of the following is true about the metric system?

Accepted Answer

It is a non-varying system of measurements based on tens.

Question 19

Which of the following is the correct order of the scientific method steps?

Accepted Answer

Observation, Hypothesis, Data Collection, Manipulation and Analysis

Question 20

Which of the following best describes the function of microvilli in the plasma membrane?

Accepted Answer

They increase surface area for absorption.

Anatomy & Physiology: Foundational Concepts, Organ Systems, and Cellular Structure

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