Q: Which equation would you use to convert 250 milliliters to liters?

$250 \, \text{mL} \times \frac{1 \, \text{L}}{1000 \, \text{mL}}$

Q: Which formula would you use to convert 98.6°F to Celsius?

$C = (F - 32) \times \frac{5}{9}$

Question 1

Which of the following best describes the purpose of OSHA pictograms in a laboratory setting?

Accepted Answer

They provide visual warnings about specific chemical hazards to ensure safe handling.

Question 2

A student accidentally spills a corrosive chemical in the lab. According to lab safety protocols, what is the FIRST action they should take?

Accepted Answer

Alert everyone in the area and follow the emergency spill procedure.

Question 3

Which microscope part is responsible for adjusting the amount of light that reaches the specimen?

Accepted Answer

Iris diaphragm

Question 4

Brownian motion is best explained by which of the following?

Accepted Answer

Random movement of particles due to collisions with molecules in a fluid.

Question 5

A dialysis bag containing a 10% sucrose solution is placed in pure water. After 1 hour, the bag has increased in mass. Which process is primarily responsible for this change?

Accepted Answer

Osmosis

Question 6

Which equation would you use to convert 250 milliliters to liters?

Accepted Answer

$250 \, 	ext{mL} 	imes \frac{1 \, 	ext{L}}{1000 \, 	ext{mL}}$

Question 7

Which cell organelle is primarily responsible for energy production in eukaryotic cells?

Accepted Answer

Mitochondrion

Question 8

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

Accepted Answer

Metaphase

Question 9

A slide shows cells with large, empty spaces and a matrix containing fibers. Which tissue type is most likely being observed?

Accepted Answer

Connective tissue (adipose)

Question 10

Which of the following is a characteristic feature of epithelial tissue?

Accepted Answer

Cells are tightly packed with minimal extracellular matrix.

Question 11

If a cell is placed in a hypertonic solution, what will happen to the cell?

Accepted Answer

It will lose water and shrink due to osmosis.

Question 12

Which stage of the cell cycle is characterized by DNA replication?

Accepted Answer

S phase of interphase

Question 13

A tissue sample shows cells arranged in a single layer, all touching the basement membrane. What type of epithelial tissue is this?

Accepted Answer

Simple epithelium

Question 14

Which connective tissue type is specialized for storing energy?

Accepted Answer

Adipose tissue

Question 15

A patient is given an intravenous solution that is isotonic to their blood. What effect will this have on their red blood cells?

Accepted Answer

No net movement of water; cells retain their normal shape.

Question 16

Which of the following best describes diffusion?

Accepted Answer

Movement of molecules from an area of higher concentration to an area of lower concentration.

Question 17

A slide shows cells with cilia on their apical surface. Which tissue type is most likely being observed?

Accepted Answer

Epithelial tissue (ciliated columnar)

Question 18

Which formula would you use to convert 98.6°F to Celsius?

Accepted Answer

$C = (F - 32) 	imes \frac{5}{9}$

Question 19

Which event occurs during anaphase of mitosis?

Accepted Answer

Sister chromatids are pulled apart toward opposite poles.

Question 20

A tissue sample contains cells embedded in a solid matrix with calcium salts. Which tissue is this?

Accepted Answer

Bone (osseous) tissue

Anatomy & Physiology Lab Study Guide: Safety, Microscopy, Cell Structure, and Tissues

Study Guide - Practice Questions

Study Guide - Flashcards