Bones

Question 1

Which of the following is NOT a function of bones in the human body?
A) Protection of vital organs
B) Storage of minerals, such as calcium and phosphorus
C) Production of red blood cells
D) Conduction of nerve impulses

Answer 1

D - conduction of nerve impulses

Question 2

Bones play a crucial role in acid-base balance by:
A) Absorbing excess carbon dioxide
B) Releasing bicarbonate ions
C) Buffering excess acids
D) Facilitating oxygen transport

Answer 2

C - Buffering excess acids

Question 3

The process of bone remodeling is essential for:
A) Increasing bone density
B) Repairing fractures
C) Regulating blood glucose levels
D) Synthesizing vitamin D

Answer 3

B - repairing fractures

Question 4

The basic structural unit of compact bone is called:
A) Osteon
B) Osteocyte
C) Lamella
D) Canaliculus

Answer 4

Osteon

Question 5

Which bone cell type is responsible for bone resorption?
A) Osteoblasts
B) Osteoclasts
C) Osteocytes
D) Chondrocytes

Answer 5

Osteoclasts