Question 1

Which organelle, visible in the cell model (Image 1), is primarily responsible for producing ATP through cellular respiration?

Accepted Answer

Mitochondria

Question 2

When using the microscope in Image 2, what is the total magnification if you are using the 40X objective lens and the ocular lens is 10X? Use the formula $$	ext{Total Magnification} = 	ext{Ocular Magnification} 	imes 	ext{Objective Magnification}.$$

Accepted Answer

$$400	imes$$

Question 3

The tissue shown in Image 3 is a blood smear. Which of the following best describes the main function of the most numerous cells seen here?

Accepted Answer

Transporting oxygen and carbon dioxide

Question 4

Image 4 shows a histological section of bone. Which structure is responsible for housing blood vessels and nerves in compact bone?

Accepted Answer

Central (Haversian) canal

Question 5

In Image 5, which type of connective tissue is shown, and what is its primary function?

Accepted Answer

Hyaline cartilage; provides smooth surfaces for joint movement

Question 6

The tissue in Image 6 is specialized for which of the following functions?

Accepted Answer

Energy storage and insulation

Question 7

Which type of muscle tissue, as shown in Image 7, is characterized by striations and voluntary control?

Accepted Answer

Skeletal muscle

Question 8

In Image 8, the arrows are pointing to structures found in which organ and what is their function?

Accepted Answer

Kidney; filtration of blood to form urine

Question 9

Image 9 shows a tissue with round nuclei and a single layer of cube-shaped cells. What is the most likely identity of this tissue?

Accepted Answer

Simple cuboidal epithelium

Question 10

The tissue in Image 10 is best classified as which type of epithelium, and what is a key function?

Accepted Answer

Simple columnar epithelium; absorption and secretion

Question 11

Image 11 shows a tissue with multiple layers of flat cells. What is the main function of this tissue?

Accepted Answer

Protection against abrasion

Question 12

Which type of epithelium is shown in Image 12, and what is a distinguishing feature?

Accepted Answer

Pseudostratified ciliated columnar epithelium; nuclei at different levels and presence of cilia

Question 13

Image 13 shows a tissue with tall, rectangular cells and nuclei at different heights. What is the function of the cilia seen on the apical surface?

Accepted Answer

To move mucus and trapped particles out of the respiratory tract

Question 14

In Image 14, which layer of the epidermis is responsible for mitosis and regeneration of new skin cells?

Accepted Answer

Stratum basale

Question 15

Image 15 shows a cross-section of skin. Which structure is responsible for producing sebum?

Accepted Answer

Sebaceous gland

Question 16

In Image 16, which structure is responsible for causing 'goosebumps' when it contracts?

Accepted Answer

Arrector pili muscle

Question 17

Image 17 compares thick and thin skin. Which of the following is true regarding thick skin?

Accepted Answer

Thick skin contains a stratum lucidum and is found on the palms and soles

Question 18

In the bone model shown in Image 18, what is the function of canaliculi?

Accepted Answer

To allow communication and nutrient exchange between osteocytes

Question 19

A patient presents with a fracture in the diaphysis of the femur. Based on your knowledge of long bone anatomy, which region is affected?

Accepted Answer

The shaft of the bone

Question 20

Which of the following best describes the difference between the periosteum and endosteum as seen in the bone model (Image 18)?

Accepted Answer

The periosteum covers the outer surface of bone, while the endosteum lines the inner medullary cavity

BIOL 71 Lab Practical Study Guide: Cell, Tissue, and Integumentary System Essentials

Study Guide - Practice Questions

Study Guide - Flashcards