Topic 5-6 Part 1 Skeletal System

Which of following is a function of the skeletal system? Select all that apply:

• Body support

• Ca2+ homeostasis

• Protection of internal organs

• Hematopoesis

The proximal and distal ends of a long bone are called the:

• epiphysis
• periosteum
• metaphysis
• diaphysis

The patella is an example of a(n) ___ bone.

• sesamoid
• irregular
• long
• flat

The hole through the periosteum that supplies blood to the bone is called the Nutrient ___

• foramena

• artery
• vein
• capillary

This cell secretes osteoid, the organic component of the bone matrix.

• osteoclast
• osteocyte
• osteoblast
• chondrocyte

A 3-year-old male patient was brought to the pediatric clinic with a complaint of bone pain, difficulty walking, and delayed motor development. The patient's medical history revealed exclusive breastfeeding and limited sun exposure. Physical examination indicated skeletal deformities, including bowlegs, a pigeon chest, and a delay in achieving developmental milestones. What is your diagnosis?

• Osteoporosis
• Osteoarthritis
• Osteomalacia
• Rickets

The lacunae of osseous tissue contain:

• osteocytes
• fibroblasts
• chondroblasts

• chondrocytes
• osteoclasts

The lining of the medullary cavity is called the

• epiphysis
• endosteum
• cancellous bone
• periosteum

Primary ossification centers develop in long bones in the

• diaphysis
• metaphysis
• periosteum
• epiphysis

Which of the following prevents bone-to-bone contact within movable joints.

• Ligaments
• Tendons
• Synovial membrane

• Articular cartilage

• Serous membranes