Human Biology Ch:5

• Which function of the skeletal system would be especially important if you were in a car accident?

  Protection of internal organs
• Bone tissue can be described as _______.

  Dense, hard connective tissue
• Without red marrow, bones would not be able to _______.

  Make blood cells
• Yellow marrow has been identified as _________.

  An area of fat storage
• Which of the following can be found in areas of movement?

  Cartilage
• The skeletal system is made of_______.

  Bones and cartilage
• Most of the bones of the arms and hands are long bones; however, the bones in the wrist are categorized as__________.

  Short bones
• Sesamoid bones are found embedded in________.

  Tendons
• Bones that surround the spinal cord are classified as ___bones.

  irregular
• Which category of bone is among the most numerous in the skeleton?

  Long bone
• Long bones enable body movement by acting as a______.

  lever
• Which of the following occurs in the spongy bone of the epiphysis?

  hematopoiesis
• The diaphysis contains_________.

  Fat stores
• Which of the following are incapable of undergoing mitosis or cell division?

  osteoblasts and osteoclasts
• Why is cartilage slow to heal?

  Lack of blood supply.
• Calcium cannot be absorbed from the small intestine if ________is lacking.

  Vitamin D
• Which one of the following foods is best for bone health?

  Leafy green vegetables
• When calcium levels are too high or too low, which body system is primarily affected?

  Nervous system