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Chap 6 7 Unit 08 with 100- correct answers 2025
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Chap 6 7 Unit 08 with 100- correct answers 2025
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Chap 6/7 Unit 08 with 100%correct answers 2025
Which type of cartilage holds the pubic bones together
very tightly, providing strong support and resistance to
pressure?
fibrocartilage
Which is a characteristic of all three types of cartilage?
The primary cell type is the fibroblast.
It helps anchor muscle to bone.
The primary fiber type is elastic.
It lacks direct access to the blood supply.
It lacks direct access to the blood supply.
Which bone type is longer than it is wide?
long bone
Which bone type is thin and plate-like?
flat bone
Which structure lines the medullary cavity?
endosteum
What structure is the outermost, dense covering around
bone?
periosteum
Which osteon structure houses the cytoplasmic extensions
of osteocytes?
canaliculi
What is found within the osteon's lacunae?
, osteocytes
Osteoporosis is a disease that occurs due to a decrease in
bone mass and density. As a result, bones become weaker.
Which of the following factors increases bone density?
a. A diet with vitamin D and calcium
b. Weight-bearing exercise
c. Sex hormones such as estrogen and testosterone
d. All of the above increase bone density
d.
The occurrence of osteoporosis is highest in women
between 45-79 years of age. Why do you think this is?
Women in this age group have gone through menopause
and have decreased estrogen levels.
Apply what you have learned about skeletal tissue and
select the factors that would increase bone density and
help prevent osteoporosis.
a. Aquatic exercise
b. A diet rich in vitamin D and calcium
c. Calcitonin administration
d. A high-protein diet
e. Walking
f. Estrogen replacement therapy for post-menopausal
women
g. Medications such as bisphosphonates, which inhibit
osteoclasts
b, c, e, f, g
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