Skeletal System (Not naming bones)

Which of the following is NOT a function of the skeletal system?

• protection of soft body organs

• regulation of blood pressure

• support the body

• storage of fat and minerals

Cube-shaped bones that contain mostly spongy bone are called ________ bones.

• irregular

• flat

• short

• long

Small canals that connect osteocytes in their lacunae to the central canal are known as ________.

• canaliculi

• perforating (Volkman's) canals

• perforating (Sharpey's) fibers

• central (Haversian) canals

The process of bone formation is known as ________.

• hemostasis

• metabolism

• hematopoiesis

• ossification

The first step in bone healing involves the formation of a blood-filled swelling known as a(n)

• bony callus

• hematoma

• fibrocartilage callus

• epiphyseal line

An incomplete bone break, known as a(n) ________ fracture, is commonly seen in children.

• impacted

• comminuted

• greenstick

• spiral

Mothers who breast-feed their children will lose a percentage of calcium from their bones. Which hormone is responsible for raising blood calcium levels when they drop below homeostatic levels?

• parathyroid hormone (PTH)

• insulin

• growth hormone

• calcitonin

Julie experienced a break in the shaft of her femur. What part of her bone was fractured?

• diaphysis

• epiphysis

• epiphyseal plate

• epiphyseal line

The arrangement of bone tissue shown in image consists of ________.

• osteon

• trabeculae

• neurons

• red marrow

When growing bones widen through appositional growth, what kind of cells add bone matrix to the outside of the diaphysis?

• osteoclasts

• osteoblasts

• chondrocytes

• erythrocytes