Question 1

Which of the following best describes the difference between apoptosis and necrosis in cells?

Accepted Answer

Apoptosis is a controlled, programmed cell death, while necrosis is an uncontrolled cell death due to injury.

Question 2

A patient presents with an enlarged heart due to increased workload. Which cellular process is most likely responsible for this change?

Accepted Answer

Hypertrophy

Question 3

During mitosis, which phase is characterized by the alignment of chromosomes along the cell's equator?

Accepted Answer

Metaphase

Question 4

Which equation best represents the DNA content change during meiosis compared to mitosis?

Accepted Answer

Meiosis: $$\frac{1}{2}$$ DNA content; Mitosis: $$1$$ DNA content

Question 5

Which of the following is NOT a structural characteristic of epithelial tissue?

Accepted Answer

Abundant extracellular matrix

Question 6

A gland that releases its product directly into the bloodstream is classified as:

Accepted Answer

Endocrine

Question 7

Which connective tissue type is primarily responsible for storing energy in the form of triglycerides?

Accepted Answer

Adipose tissue

Question 8

Which layer of the epidermis is responsible for the production of keratin and is most prominent in thick skin?

Accepted Answer

Stratum granulosum

Question 9

Which tissue type composes the epidermis?

Accepted Answer

Keratinized stratified squamous epithelium

Question 10

A burn patient has lost the entire epidermis and part of the dermis. Which layers are affected?

Accepted Answer

Stratum corneum, stratum basale, and papillary layer

Question 11

Which equation best represents the relationship between sweat production and body temperature regulation?

Accepted Answer

$$Q = m \cdot c \cdot \Delta T$$

Question 12

Which of the following best describes the function of the arrector pili muscle?

Accepted Answer

Contracts to cause hair to stand upright, aiding in thermoregulation

Question 13

Which of the following is a chief function of simple squamous epithelium?

Accepted Answer

Facilitates diffusion and filtration

Question 14

Which equation would you use to calculate the surface area of skin for drug absorption?

Accepted Answer

$$A = 4 \pi r^2$

Question 15

Which of the following best explains why the skin is able to perform multiple functions such as protection, sensation, and thermoregulation?

Accepted Answer

It is composed of multiple tissue types organized into distinct layers

Question 16

Which of the following is a structural element common to all connective tissues?

Accepted Answer

Extracellular matrix

Question 17

A patient with jaundice has yellow skin. Which factor is most responsible for this change in skin color?

Accepted Answer

Buildup of bilirubin

Question 18

Which of the following best distinguishes eccrine from apocrine sweat glands?

Accepted Answer

Eccrine glands secrete watery sweat for thermoregulation, while apocrine glands secrete thicker sweat associated with scent

Question 19

Which of the following best describes the structural classification of multicellular exocrine glands?

Accepted Answer

They are classified as simple or compound based on the branching of their ducts

Question 20

Which of the following scenarios best illustrates hyperplasia?

Accepted Answer

Increase in the number of cells in the uterine lining during pregnancy

Study Guide: Cells, Tissues, and the Integumentary System (Chapters 3–5)

Study Guide - Practice Questions