Q: Which equation best represents the formation of a triglyceride molecule?

$$\text{Glycerol} + 3\ \text{Fatty Acids} \rightarrow \text{Triglyceride} + 3\ \text{H}_2\text{O}$$

Q: Which equation best describes the action of catalase on hydrogen peroxide?

$$2\ \text{H}_2\text{O}_2 \xrightarrow{\text{catalase}} 2\ \text{H}_2\text{O} + \text{O}_2$$

Question 1

Which cell organelle is primarily responsible for the synthesis of polypeptide chains (proteins)?

Accepted Answer

Ribosome

Question 2

Homeostasis is best defined as:

Accepted Answer

A dynamic state of stable metabolism

Question 3

What is the primary difference between a polar and a non-polar molecule?

Accepted Answer

Polar molecules have a slight positive or negative charge at one end, non-polar molecules do not

Question 4

The embryonic form of connective tissue from which all connective tissue is derived is called:

Accepted Answer

Mesenchyme

Question 5

Which of the following is NOT a function of connective tissue?

Accepted Answer

Contraction

Question 6

In the stratum spinosum of your epidermis, cells need additional strength to resist separation from each other. What type of membrane junction would you expect here?

Accepted Answer

Desmosome junctions

Question 7

Which of the four types of connective tissues does NOT have fibers as part of the extracellular matrix?

Accepted Answer

Blood

Question 8

Which mechanism is most important for temperature regulation by the skin (integument)?

Accepted Answer

Sweating (evaporative cooling) and constriction/dilation of capillary beds

Question 9

Which layer of the epidermis contains actively mitotic stem cells?

Accepted Answer

Stratum basale

Question 10

A patient presents with a burn that has destroyed the entire epidermis and part of the dermis. Which type of tissue is primarily affected in the dermis?

Accepted Answer

Dense irregular connective tissue

Question 11

Which equation best represents the formation of a triglyceride molecule?

Accepted Answer

$$	ext{Glycerol} + 3\ 	ext{Fatty Acids} ightarrow 	ext{Triglyceride} + 3\ 	ext{H}_2	ext{O}$$

Question 12

Which of the following best describes the permeability of the cell membrane to small, non-polar molecules?

Accepted Answer

They can diffuse freely across the membrane

Question 13

A solution is tested with Benedict's reagent and turns orange after heating. What does this indicate about the solution?

Accepted Answer

It contains reducing sugars

Question 14

Which cell junction is most likely to be found between cells lining the stomach to prevent leakage of digestive enzymes?

Accepted Answer

Tight junctions

Question 15

Which of the following best describes the function of the Golgi apparatus?

Accepted Answer

Control and shipping of cellular products

Question 16

Which type of epithelial tissue is best suited for diffusion and filtration due to its thin, flat cells?

Accepted Answer

Simple squamous epithelium

Question 17

A patient has a genetic defect affecting the intermediate filaments in their skin cells. Which layer of the epidermis would be most affected?

Accepted Answer

Stratum spinosum

Question 18

Which of the following is a function of mucous glands in the skin?

Accepted Answer

Producing secretions to help maintain skin/hair softness and moisture, and are antibiotic

Question 19

Which equation best describes the action of catalase on hydrogen peroxide?

Accepted Answer

$$2\ 	ext{H}_2	ext{O}_2 \xrightarrow{	ext{catalase}} 2\ 	ext{H}_2	ext{O} + 	ext{O}_2$$

Question 20

Which of the following statements about enzyme activity is correct?

Accepted Answer

Enzyme activity is affected by both temperature and pH, with each enzyme having an optimal range for both

Anatomy & Physiology Exam Review: Tissues, Cell Structure, and Integumentary System

Study Guide - Practice Questions

Study Guide - Flashcards