Question 1

Which of the following best describes the difference between anatomy and physiology?

Accepted Answer

Anatomy is the study of internal and external structures of the body, while physiology is the study of how living organisms perform vital functions.

Question 2

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

Accepted Answer

Appendix

Question 3

Which of the following is an example of a negative feedback loop in homeostasis?

Accepted Answer

Regulation of blood pressure

Question 4

Which directional term describes a structure that is closer to the head compared to another structure?

Accepted Answer

Cranial

Question 5

A solution has a pH of 5. Which of the following statements is correct?

Accepted Answer

It is acidic and has more $$[H^+]$$ than $$[OH^-]$$

Question 6

Which type of chemical bond involves the sharing of electrons between atoms?

Accepted Answer

Covalent bond

Question 7

During DNA replication, which base pairs with cytosine?

Accepted Answer

Guanine

Question 8

Which organelle is responsible for producing most of the cell's ATP through aerobic respiration?

Accepted Answer

Mitochondria

Question 9

A blood cell placed in a hypotonic solution will:

Accepted Answer

Swell or undergo hemolysis

Question 10

Which process requires energy and moves substances from low to high concentration across a membrane?

Accepted Answer

Active transport

Question 11

Which of the following is a function of the integumentary system?

Accepted Answer

Protection from environmental hazards

Question 12

Which statement about enzymes is correct?

Accepted Answer

Enzymes lower the activation energy required for a reaction.

Question 13

Which of the following best describes the sodium-potassium exchange pump?

Accepted Answer

It transports three sodium ions out of the cell and two potassium ions into the cell using ATP.

Question 14

Which molecule is the most abundant high-energy compound in cells?

Accepted Answer

Adenosine triphosphate (ATP)

Question 15

Which of the following is true about the plasma membrane?

Accepted Answer

It is selectively permeable, allowing some substances to pass but restricting others.

Question 16

Which phase of the cell cycle is DNA replicated?

Accepted Answer

S phase

Question 17

Which of the following is a correct description of a saturated fatty acid?

Accepted Answer

It contains only single bonds between carbon atoms.

Question 18

Which of the following is a function of ribosomes?

Accepted Answer

Protein synthesis

Question 19

A tumor that invades nearby tissues and spreads to other parts of the body is called:

Accepted Answer

Malignant

Question 20

Which of the following best describes the process of apoptosis?

Accepted Answer

Programmed cell death

Anatomy & Physiology: Foundational Concepts and Cellular Processes

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