Chapter 35, Problem 4STP

Summary Introduction

Introduction:

Bone is a connective tissue of multiple shapes and sizes. Bones are categorized as small, long, flat or irregular bones. Leg and arm bones are examples of long bones, while wrist bones are examples of short bones. Flat bones make up the brain. The facial bones and vertebrae are abnormal bones. All bones have the same basic structure, regardless of their form.

Answer to Problem 4STP

Correct answer:

The correct answer is option (D) Yellow marrow.

Explanation of Solution

Explanation/justification for the correct answer:

Option (D) Yellow marrow. The bone marrows are of two types, the red bone marrow and the yellow bone marrow. The yellow bone marrow present in many other bones and is made up of stored fat. So, the correct answer is option (D).

Explanation for incorrect answer:

Option (A) compact bone. The outer layers of all bones are composed of a compact bone. Compact bones are dense and strong, providing strength and protection. So, this is an incorrect answer.

Option (B) osteocytes. Osteocytes are bone cells that are alive. The blood vessels provide oxygen and nutrients to osteocytes. So, this is an incorrect answer.

Option (C) red marrow. Red bone marrow is present in the humerus bone of the arm, the femur bone of the leg, the sternum and ribs, the vertebrae, and the pelvis. Red and white platelets are produced in red marrow. So, this is an incorrect option.