CHAMBERLAIN UNIVERSITY BIOS 251 ACTUAL EXAM PAPER 2026 QUESTIONS WITH SOLUTIONS GRADED A+

CHAMBERLAIN UNIVERSITY BIOS 251 ACTUAL
EXAM PAPER 2026 QUESTIONS WITH
SOLUTIONS GRADED A+



◉ What are the four stages of bone repair? Answer: 1. Hematoma
formation
2. Soft callus formation
3. Hard callus formation
4. Bone remodeling


◉ What are the known functions of the skeletal system? Answer:
Provides support
Protects the internal organs
Assists with body movement
Calcium homeostasis
Participates in blood cell production
Stores triglycerides


◉ What type of bone is the pelvic bones? Answer: Irregular

,◉ What type of bone is the ribs? Answer: Flat


◉ What type of bone is the metacarpal bones? Answer: Long


◉ What type of bone is the humerus? Answer: Long


◉ What type of bone is the carpal bones? Answer: Short


◉ What type of bone is the clavicle? Answer: Long


◉ What type of bone is the sternum? Answer: Flat


◉ What type of bone is the vertebrae? Answer: Irregular


◉ What type of bone is the fibula? Answer: Long


◉ The outer covering of bone that helps regulate bone thickness is
known as the _________.. Answer: Periosteum


◉ The two ends of a long bone are known as the ______.. Answer:
Epiphysis

, ◉ What occurs during endochondral ossification? Answer: Calcification


Cartilage is replaced by bone


◉ What is NOT a true statement regarding the epiphyseal plate closure?
Answer: Osteoblasts are replaced by chondrocytes.


◉ Functions of the skin. Answer: Protection
Excretion
Detects touch
Maintains the body temperature
Synthesizes vitamin D
Stores lipids


◉ The shaft of the long bone is known as ______.. Answer: Diaphysis


◉ What can cause bones to become weak, fragile, and porous? Answer:
Prolonged period of inactivity


◉ Define the movement of the synarthrotic joint. Answer: Immovable
joint