Question 1

A patient is experiencing muscle weakness due to a defect in ATP production. Which organelle is most likely malfunctioning, and what is its primary function?

Accepted Answer

Mitochondrion; energy (ATP) production

Question 2

Which of the following best describes the anatomical position?

Accepted Answer

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

Question 3

A scientist is studying the movement of water across a cell membrane from an area of low solute concentration to high solute concentration. Which process is being observed?

Accepted Answer

Osmosis

Question 4

Which of the following is an example of negative feedback in the human body?

Accepted Answer

Regulation of blood glucose by insulin

Question 5

Which plane divides the body into anterior and posterior sections?

Accepted Answer

Coronal (frontal) plane

Question 6

A chemical reaction in which two smaller molecules combine to form a larger molecule is called:

Accepted Answer

Synthesis reaction

Question 7

Which of the following best describes the function of ribosomes?

Accepted Answer

Protein synthesis

Question 8

A patient has a mutation affecting the structure of collagen fibers. Which tissue type is most likely to be directly affected?

Accepted Answer

Connective tissue

Question 9

Which of the following best describes the difference between endocrine and exocrine glands?

Accepted Answer

Endocrine glands secrete hormones into the bloodstream; exocrine glands secrete substances into ducts

Question 10

Which of the following bonds is responsible for the attraction between water molecules?

Accepted Answer

Hydrogen bond

Question 11

During which phase of mitosis do chromosomes align at the center of the cell?

Accepted Answer

Metaphase

Question 12

A patient is diagnosed with a disease that affects the smooth endoplasmic reticulum. Which function is most likely impaired?

Accepted Answer

Lipid synthesis and detoxification

Question 13

Which of the following is a characteristic of squamous epithelium?

Accepted Answer

Flat, thin cells, found lining blood vessels

Question 14

Which of the following best describes the function of lysosomes?

Accepted Answer

Digest cellular waste and foreign material

Question 15

A person is suffering from dehydration. Which property of water is most important in maintaining blood volume and pressure?

Accepted Answer

Solvent properties

Question 16

Which of the following is a function of the Golgi apparatus?

Accepted Answer

Packaging and modifying proteins for secretion

Question 17

A patient has a genetic disorder affecting the production of myelin. Which cell type is most likely affected?

Accepted Answer

Neuroglia

Question 18

Which of the following best describes the process of transcription?

Accepted Answer

Synthesis of mRNA from a DNA template

Question 19

A patient is found to have a high concentration of hydrogen ions in their blood. What is the pH of their blood likely to be?

Accepted Answer

$$ pH \u003c 7 $$

Question 20

Which of the following is a correct sequence of levels of organization in the human body, from simplest to most complex?

Accepted Answer

Cell, tissue, organ, organ system, organism

Foundations of Anatomy & Physiology: Cells, Tissues, and Organization

Guida di studio - Domande di pratica

Study guide - Flashcard