$$ \text{3 Na}^+_{\text{out}} + \text{2 K}^+_{\text{in}} \leftarrow \text{ATP} \rightarrow \text{3 Na}^+_{\text{out}} + \text{2 K}^+_{\text{in}} $$

$$ \text{Rate} = k \times (C_1$ - C_2$) $$

Question 1

Which of the following best describes the principle of complementarity of structure and function in Anatomy & Physiology?

Accepted Answer

Structure determines function, and function can alter structure.

Question 2

A patient is experiencing a fever. Which feedback mechanism is primarily responsible for returning the body temperature to normal?

Accepted Answer

Negative feedback

Question 3

In anatomical position, which statement is correct?

Accepted Answer

The body is standing upright, facing forward, with arms at the sides and palms facing forward.

Question 4

Which term describes a structure that is closer to the midline of the body?

Accepted Answer

Medial

Question 5

A sagittal plane divides the body into which sections?

Accepted Answer

Left and right

Question 6

Which serous membrane lines the thoracic cavity and covers the lungs?

Accepted Answer

Pleura

Question 7

If a cell is placed in a solution with higher solute concentration than its cytoplasm, what will happen to the cell?

Accepted Answer

It will shrink as water leaves the cell.

Question 8

Which equation best represents the sodium-potassium pump activity in active transport?

Accepted Answer

$$ 	ext{3 Na}^+_{	ext{out}} + 	ext{2 K}^+_{	ext{in}} \leftarrow 	ext{ATP} ightarrow 	ext{3 Na}^+_{	ext{out}} + 	ext{2 K}^+_{	ext{in}} $$

Question 9

Which of the following is NOT a function of membrane proteins?

Accepted Answer

Storing genetic information

Question 10

Which cell junction allows ions and small molecules to pass directly from one cell to another?

Accepted Answer

Gap junction

Question 11

A cell uses exocytosis to release neurotransmitters. Which process is this an example of?

Accepted Answer

Active transport

Question 12

Which of the following best describes the composition of the plasma membrane?

Accepted Answer

A double layer of phospholipids with embedded proteins and cholesterol

Question 13

Which organelle is responsible for producing ATP through cellular respiration?

Accepted Answer

Mitochondria

Question 14

Which tissue type is characterized by polarity, avascularity, and a basement membrane?

Accepted Answer

Epithelial tissue

Question 15

Which equation best represents the relationship between diffusion rate and concentration gradient?

Accepted Answer

$$ 	ext{Rate} = k 	imes (C_1$ - C_2$) $$

Question 16

Which connective tissue cell is responsible for secreting the matrix in bone?

Accepted Answer

Osteoblast

Question 17

Which connective tissue is avascular and its cells are encapsulated in lacunae?

Accepted Answer

Cartilage

Question 18

Which suffix indicates a mature cell that maintains but does not produce new matrix?

Accepted Answer

-cyte

Question 19

Which of the following is a function of blood tissue?

Accepted Answer

Transport of gases, nutrients, and wastes

Question 20

A patient has damage to the peritoneum. Which cavity is affected?

Accepted Answer

Abdominopelvic cavity

Anatomy & Physiology Exam 1 Study Guide: Step-by-Step Guidance

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