Final Review- Bones and Muscles

Sites of hematopoiesis include: 1. red marrow of spongy bone 2. heads of femur and humerus in adults 3. medullary cavities in bones of infants 4. medullary cavities in bones of healthy adults

• 1

• 1 and 2

• 1, 2, and 3

• 1, 2, 3, and 4

• 3 and 4

Tags

NGSS.HS-LS1-4

Bone remodeling in adults is regulated and directed by

• calcitonin

• the pineal gland

• mechanical stress

• parathyroid hormone

Which of these is true about bone shapes? 1. Flat bones normally protect organs beneath them. 2. Carpals and tarsals are considered to be flat bones. 3. Long bones contain both compact and spongy bone.

• 1 only

• 1 and 2 only

• 1 and 3 only

• 2 and 3 only

• 1, 2, and 3

Which of these is true about bone shapes?

1. 1. Vertebrae are classified as short bones.

   2. 2. The humerus is a long bone.

   3. 3. The ribs are flat bones.

   4. 4. The sphenoid bone is classified as an irregular bone.

• 1 & 3

• 2 & 4

• 1, 2, & 3

• 4 only

Which of the following are correct pairings?

• lacunae; sites of residence of osteocytes

• an osteocyte; an osteogenic stem cell

• a central (haversian) canal; site of residence of osteoclasts

• interstitial lamella; incomplete old remodeled osteons

The organic portion of bone matrix provides _____. Without adequate amounts of organic matter, _____ can develop.

• flexibility; brittle bone disease

• flexibility; carpopedal spasm

• hardness; rickets

• hardness; osteoporosis

What would you find in the marrow cavity of the diaphysis of an adult humerus bone?

• spongy bone

• hemopoietic tissue

• red bone marrow

• yellow bone marrow

• compact bone

Intramembranous ossification produces the ____.

• vertebrae

• flat bones of the skull

• femur and humerus

• clavicles

Which one of the following bone cells would have the greatest number of lysosomes?

• osteoblasts

• osteoclasts

• osteocytes

Endochondral ossification is formation of bone tissue whereby a precursor made of _______ is replaced by bone.

• hyaline cartilage

• fibrous membranes

• fibrocartilage

• elastic cartilage