Test 3 Questions
TOPHAT
:)
Answer
A
At which of the following ages would calcium loss from bone be more than calcium deposits into bone, even when a high calcium diet is eaten?
A. 18 months old B. 10 years old C. 18 years old D. 50 years old
Within compact bone, a central canal is found at the center of which structure?
A. An osteon B. A lacuna C. A long bone D. An epiphysis
What is the function of red bone marrow?
A. Blood cell production B. Energy storage C. Osteoid production D. Long bone growth
Where does bone formation occur during endochondral ossification?
A. Hyaline cartilage model B. Fibrous membranous sheet C. Adipose tissue
Which type of bone growth occurs within cartilage and results in bone elongation?
A. Interstitial B. Appositional C. Perichondrial D. Epiphyseal
Which mineral is most important throughout life to assist in maintaining strong bones?
A. Potassium B. Calcium C. Sodium D. Phosphorus
In an adult, which of the following is a bone that does not contain red bone marrow?
A. Radius B. Rib C. Sternum D. Vertebra E. Skull
Which of the following is not considered a weight bearing activity?
A. Walking B. Running C. Swimming D. Jumping rope
Bones in the legs, arms, spine and pelvis grow __________.
A. at different rates B. at the same rate C. until age 18, then they stop D. stronger after age 30
Trusses and arches, which help form an internal scaffolding network, are found in __________.
A. bone marrow B. children only C. adults only D. trabecular bone E. compact bone
________ is/are found in compact bone, but not spongy bone.
A. lamella B. endosteum C. central canals D. osteocytes E. osteoclasts
During the healing of a bone fracture, a hard callus is formed by ___________.
A. osteoclasts B. osteoblasts C. osteocytes D. fibroblasts E. chondrocytes
The __________ contains hydrogen pumps that lead to the formation of hydrochloric acid, which is used to dissolve bone minerals in a process called __________.
A. osteoclasts; mineral deposition B. osteoblasts; mineral resorption C. osteoclasts; mineral resorption D. osteoblasts; mineral deposition
If the __________ component of bone is not in adequate amounts, the flexibility of bone will be compromised.
A. phosphate B. calcium C. collagen D. carbonate E. cartilage
which zone is closest to the epiphysis
A. zone of bone B. zone of resting cartilage C. zone of hypertonic cartilage D. zone of calcified cartilage E. none of the above
in which zone do chondrocytes undergo rapid mitotic division and become aligned into longitudinal columns?
A. zone of ossification B. zone of resting cartilage C. zone of calcified cartilage D. zone of proliferating cartilage
Answer
B
Answer
C
Answer
D
True or False? In the formation of an osteon the periosteum of the groove becomes the endosteum of the tunnel.
True
what type of ossification pattern produces the roof of the skull?
intramembrous
When blood calcium levels decrease the secretes ______
parathyroid hormone (PTH)
_____ growth is responsible for bone growth in width
appositional
