Question 1

Which part of the microscope is responsible for adjusting the amount of light that reaches the specimen by regulating the size of the opening in the condenser?

Accepted Answer

Iris diaphragm lever

Question 2

A student is viewing a slide using a 10X ocular lens and a 40X objective lens. What is the total magnification being used?

Accepted Answer

$$10 	imes 40 = 400$$

Question 3

Which of the following best describes the function of simple squamous epithelium in the human body?

Accepted Answer

Rapid diffusion and filtration

Question 4

A patient has a wound that is slow to heal and bleeds easily. Which tissue type is most likely compromised?

Accepted Answer

Blood (a connective tissue)

Question 5

Which of the following statements about connective tissue is correct?

Accepted Answer

Connective tissue is characterized by an abundance of extracellular matrix.

Question 6

A histology slide shows a tissue with multiple layers of flat cells. Which tissue type is most likely being observed?

Accepted Answer

Stratified squamous epithelium

Question 7

Which of the following best explains why the epidermis is more likely to be composed of stratified squamous epithelium rather than simple squamous epithelium?

Accepted Answer

Stratified squamous epithelium provides better protection against abrasion.

Question 8

A tissue sample contains cells embedded in a solid matrix with visible lacunae and no blood vessels. Which tissue is most likely being observed?

Accepted Answer

Cartilage

Question 9

Which of the following is a function of the dermis but NOT the epidermis?

Accepted Answer

Sensation via tactile corpuscles

Question 10

A patient is unable to sweat and is at risk of overheating. Which gland is most likely malfunctioning?

Accepted Answer

Eccrine sweat gland

Question 11

Which of the following best describes the function of the condenser lens in a compound light microscope?

Accepted Answer

Focuses and directs light onto the specimen

Question 12

A slide is in focus under the 4X objective lens. When switching to the 40X objective lens, only minor adjustments are needed to maintain focus. This property is known as:

Accepted Answer

Parfocal

Question 13

Which connective tissue type is specialized for energy storage and insulation?

Accepted Answer

Adipose tissue

Question 14

A biopsy reveals a tissue with striated, multinucleated cells. Which tissue type is this?

Accepted Answer

Skeletal muscle

Question 15

Which of the following best explains why blood is classified as a connective tissue?

Accepted Answer

It contains cells suspended in an extracellular matrix (plasma).

Question 16

A patient presents with a decubitus ulcer (bedsore). Which skin layer is most likely damaged first?

Accepted Answer

Epidermis

Question 17

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

Accepted Answer

Contracts to cause hair to stand upright (goosebumps)

Question 18

A tissue sample contains fibroblasts, collagen fibers, and a gel-like ground substance. Which tissue is most likely being observed?

Accepted Answer

Areolar connective tissue

Question 19

Which of the following is a key difference between endocrine and exocrine glands?

Accepted Answer

Endocrine glands secrete hormones directly into the bloodstream, while exocrine glands secrete substances onto epithelial surfaces.

Question 20

A patient has a genetic disorder affecting the production of keratin. Which skin layer would be most directly affected?

Accepted Answer

Stratum corneum of the epidermis

Classification of Tissues & Introduction to the Integumentary System: Study Notes

Guida di studio - Domande di pratica

Study guide - Flashcard