Penn Foster Anatomy and Physiology
Assignment 4 Exam Questions and
Answers 100% Solved
Bone - ✔✔Composed of a sparse population of cells embedded in a hard
intercellular substance the matrix.
osteoblast - ✔✔cells that form bone. secrete the matrix
matrix - ✔✔secreted by osteoblast and is made up of collagen fibers
embedded in a gelatin-like ground substance made of protein and complex
carbohydrates.
ossification - ✔✔osteoblast harden the matrix through this process.
canaliculi - ✔✔slots in the bone where osteocytes receive food and
communicate.
functions of bone - ✔✔support, protection, leverage, storage, and blood cell
formation
calcintonin - ✔✔hormone secreted by the thyroid gland to prevent
hypercalcemia. "too much" calcium in the blood.
Assignment 4 Exam Questions and
Answers 100% Solved
Bone - ✔✔Composed of a sparse population of cells embedded in a hard
intercellular substance the matrix.
osteoblast - ✔✔cells that form bone. secrete the matrix
matrix - ✔✔secreted by osteoblast and is made up of collagen fibers
embedded in a gelatin-like ground substance made of protein and complex
carbohydrates.
ossification - ✔✔osteoblast harden the matrix through this process.
canaliculi - ✔✔slots in the bone where osteocytes receive food and
communicate.
functions of bone - ✔✔support, protection, leverage, storage, and blood cell
formation
calcintonin - ✔✔hormone secreted by the thyroid gland to prevent
hypercalcemia. "too much" calcium in the blood.
