Q: Which of the following is the correct formula for calculating the percentage of body surface area burned using the Rule of 9s?

$$\text{Total Burned Area} = \text{Sum of percentages for each region affected}$$

Question 1

Which of the following best describes anatomical position?

Accepted Answer

Standing upright, facing forward, arms at sides with palms facing forward

Question 2

Which organ system is primarily responsible for transporting nutrients, gases, and wastes throughout the body?

Accepted Answer

Circulatory system

Question 3

A patient has a burn covering the entire anterior surface of both legs and the anterior surface of the right arm. Using the Rule of 9s, what percentage of the body is burned?

Accepted Answer

$$18\%$$ for both legs + $$9\%$$ for one arm = $$27\%$$

Question 4

Which of the following is NOT a function of proteins in the body?

Accepted Answer

Storing genetic information

Question 5

Which tissue type is specialized for contraction and movement?

Accepted Answer

Muscle tissue

Question 6

During mitosis, which phase is characterized by the alignment of chromosomes along the center of the cell?

Accepted Answer

Metaphase

Question 7

Which of the following statements about isotopes is correct?

Accepted Answer

Isotopes have the same number of protons but different numbers of neutrons

Question 8

Which organelle is responsible for energy production in the cell?

Accepted Answer

Mitochondrion

Question 9

Which of the following best describes the process of synthesis in chemical reactions?

Accepted Answer

Combining two or more simple substances to form a more complex substance

Question 10

Which of the following is a correct DNA base pairing rule?

Accepted Answer

Adenine pairs with thymine

Question 11

A patient is experiencing muscle cramps due to low potassium levels. What is the role of potassium as an electrolyte in the body?

Accepted Answer

It is essential for nerve impulse transmission and muscle contraction

Question 12

Which of the following is true about osmotic pressure?

Accepted Answer

It is the pressure required to prevent the movement of water across a semipermeable membrane

Question 13

Which of the following is NOT a major biomolecule?

Accepted Answer

Electrolytes

Question 14

Which of the following best describes the function of sebaceous glands?

Accepted Answer

Secrete oil to lubricate and protect the skin

Question 15

Which of the following is a function of mucous membranes?

Accepted Answer

Line body cavities that open to the exterior and secrete mucus

Question 16

Which of the following is the correct order of events in mitosis?

Accepted Answer

Prophase, Metaphase, Anaphase, Telophase

Question 17

Which of the following is the correct formula for calculating the percentage of body surface area burned using the Rule of 9s?

Accepted Answer

$$	ext{Total Burned Area} = 	ext{Sum of percentages for each region affected}$$

Question 18

Which of the following is NOT a function of connective tissue?

Accepted Answer

Contraction and movement

Question 19

Which of the following increases the rate of chemical reactions in the body?

Accepted Answer

Increasing heat

Question 20

Which of the following best describes cytokinesis?

Accepted Answer

Division of the cytoplasm

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