$$7 \times 2 + 5 \times 2 = 24$$

Question 1

Which of the following is NOT a function of osseous (bone) tissue?

Accepted Answer

Generation of electrical impulses for muscle contraction

Question 2

Which bone cell is primarily responsible for bone resorption?

Accepted Answer

Osteoclast

Question 3

A patient presents with a fracture in a long bone. Which of the following is a characteristic feature of long bones?

Accepted Answer

They have a shaft called the diaphysis and two ends called epiphyses

Question 4

Which structure connects lacunae in compact bone, allowing for the exchange of nutrients and waste between osteocytes?

Accepted Answer

Canaliculi

Question 5

What is the main difference between concentric lamellae and circumferential lamellae in compact bone?

Accepted Answer

Concentric lamellae surround the central canal, while circumferential lamellae encircle the entire bone

Question 6

Which of the following bones is part of the axial skeleton?

Accepted Answer

Sternum

Question 7

A histological slide shows a structure with a central canal surrounded by concentric rings. What is the name of this functional unit of compact bone?

Accepted Answer

Osteon (Haversian system)

Question 8

Which accessory structure is found on the temporal bone and serves as an attachment for neck muscles?

Accepted Answer

Mastoid process

Question 9

How many bones are typically found in the adult human skeleton?

Accepted Answer

$$206$$

Question 10

Which of the following best describes the periosteum?

Accepted Answer

A dense connective tissue covering the outer surface of bone

Question 11

Which type of bone is classified as irregular and can be found in the vertebral column?

Accepted Answer

Vertebra

Question 12

Which of the following structures is unique to spongy bone and not found in compact bone?

Accepted Answer

Trabeculae

Question 13

A patient has a fracture in the region of the humerus where the deltoid muscle attaches. What is the name of this anatomical landmark?

Accepted Answer

Deltoid tuberosity

Question 14

Which of the following formulas correctly represents the calculation for the total number of ribs in the human body?

Accepted Answer

$$7 	imes 2 + 5 	imes 2 = 24$$

Question 15

Which bone cell type is found within lacunae and maintains bone tissue?

Accepted Answer

Osteocyte

Question 16

Which of the following is a correct pairing of a cranial bone and its accessory structure?

Accepted Answer

Temporal bone – Styloid process

Question 17

Which of the following best describes the function of canaliculi in bone tissue?

Accepted Answer

They connect osteocytes within lacunae for nutrient and waste exchange

Question 18

Which of the following bones is classified as a flat bone?

Accepted Answer

Scapula

Question 19

Which structure in compact bone contains blood vessels and nerves and is surrounded by concentric lamellae?

Accepted Answer

Central (Haversian) canal

Question 20

Which of the following is a correct description of the axial skeleton?

Accepted Answer

It includes the skull, vertebral column, and thoracic cage

SC 215 Lab 2 Exam Study Guide: Skeletal System and Bone Tissue

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