Which of the following is NOT a function of the skeletal system?

Bio117 Unit 3 Exam
Ch6 (Bone Tissue), Ch7 (Skeletal System) & Ch8 (Joints)
CHAPTER 6: BONE TISSUES
1. Which of the following is NOT a function of the skeletal system?
A. blood production
B. locomotion / movement
C. protection of vital organs
D. control center of homeostasis
E. storage of minerals & triglycerides
2. Osseous tissue is maintained by:
A. chondroblasts
B. chondrocytes
C. osteoblasts
D. osteoclasts
E. osteocytes
3. The framework of spongy bone is known as:
A. lacunae
B. lamellae
C. papillae
D. reticulae
E. trabeculae
4. The spaces (between the trabeculae) in spongy bone are filled with:
A. lymph
B. osteoid
C. red marrow
D. synovial fluid
E. yellow marrow
5. Without hydroxyapatite osseous tissue would be:
A. bendable
B. brittle
C. dead
D. larger
E. smaller
6. Which graph (A-E) shows the effect of increasing osteoclast activity on blood [Ca++]?
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7. Most bones in the body form by _____________ ossification.
A. appositional
B. endochondral
C. interstitial
D. intramembranous
E. longitudinal
8. Long bones increase in diameter:
A. appositionally
B. endochondrally
C. interstitially
D. intramembranously
E. longitudinally
9. Wolff’s Law states that _____________ determine(s) where bone is remodeled.
A. calcium concentration
B. heredity
C. hyaline cartilage
D. mechanical stress
E. vitamin D
10. Which of the following regarding calcium homeostasis is FALSE?
A. The thyroid & parathyroid glands regulate calcium levels.
B. Low calcium causes parathyroid hormone secretion.
C. Osteoblasts are activated by calcitonin.
D. Increased osteoclast activity leads to bone degradation / resorption.
E. Blood calcium levels drop as osteoclast recycle bone.
11. Which of these fractures (A-E) requires special medical attention to avoid future complications?
12. SEQUENCE: Place the following in order from simple/small to complex/large:
Note: enter 12 letters A-L, all CAPITALS, without spaces/commas/other marks
A. appendicular skeleton
B. compact bone
C. carbon
D. diaphysis
E. osteoid
F. osteon
G. collagen
H. humerus
I. human
J. upper limb bones
K. skeletal system
L. lamella
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CHAPTER 7: SKELETAL SYSTEM
13. Which of the following terms is the most GENERAL for referring to a depression/pit in a bone?
A. foramen
B. fossa
C. condyle
D. process
E. spine
14. Which of the following pairs regarding the classification of the human skeleton is FALSE?
A. Axial = skull + vertebrae + thoracic cage
B. Appendicular = limbs + girdles
C. Girdles = pelvic + pectoral
D. Skull = cranial + facial
E. Thoracic cage = ribs + clavicles + sternum
15. Which of the following regarding the temporal bone is FALSE?
A. It connects the mandible to the rest of the skull.
B. It forms part of the Turkish saddle which holds the Pituitary gland.
C. It houses auditory ossicles which are vital for hearing.
D. It protects the brain as one of the cranial bones.
E. It forms the posterior part of the zygomatic arch
16. Which bone – function pair is TRUE?
A. ethmoid – tear drainage
B. lacrimal – hearing & balance
C. sphenoid – roof of mouth
D. temporal – smell
E. palatine – oral cavity roof / nasal cavity floor
17. The _________ bone is contiguous (= shares a border) with all four major cranial sutures.
A. frontal
B. occipital
C. parietal
D. sphenoid
E. temporal
18. Sinuses are found in all the following bones EXCEPT:
A. ethmoid
B. frontal
C. maxillary
D. sphenoid
E. temporal
19. The foramen magnum is found in the ____________ bone.
A. occipital
B. parietal
C. palatine
D. sphenoid
E. temporal
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20. Which of the following regarding vertebral bones is TRUE?
A. The correct order of vertebrae from superior to inferior is: cervical, thoracic, lumbar, pelvic, and coccygeal.
B. All vertebrae contain vertebral foramina, but only thoracic vertebrae contain transverse foramina.
C. The axis bone articulates with both the atlas bone and the occipital bone.
D. There are 7 lumbar, 12 thoracic, and 5 cervical vertebrae.
E. The vertebral body is anterior to the vertebral arch.
21. Which of the following could be normal in late pregnant pregnancy?
A. Kyphosis
B. Lordosis
C. Osteoporosis
D. Osteoarthritis
E. Scoliosis
22. Which of the following holes is MISPAIRED with the traversing structure?
A. foramen magnum – inferior brain stem
B. intervertebral foramen – spinal nerves
C. obturator foramen – urinary bladder
D. transverse foramen – vertebral artery
E. vertebral foramen – spinal cord
23. The lower five pairs of ribs are called false because they:
A. are shorter than the upper 7 ribs.
B. differ in shape from the true ribs.
C. do not attach directly to the sternum.
D. do not cover the heart.
E. project below the diaphragm.
24. The three parts of the pelvic bone are the:
A. coccyx, ilium, ischium
B. coccyx, pubis, sacrum
C. ilium, ischium, pubis
D. ilium, pubis, sacrum
E. ischium, pubis, sacrum
25. Which of the following regarding the humerus is TRUE?
A. The humerus articulates with radius and ulna proximally and the scapula distally.
B. The head the humerus resides in the glenoid cavity.
C. The humerus has a prominent neck, that increases its mobility.
D. The poplitieal fossa forms the posterior part of the elbow.
E. The medial malleolus is also known as the funny bone.
26. SEQUENCE: Place the following in order from superior to inferior:
Note: enter 10 letters A-J, all CAPITALS, without spaces/commas/other marks
A. sacrum
B. calcaneus
C. coccyx
D. mandible
E. manubrium
F. ethmoid
G. talus
H. hyoid
I. vomer
J. xyphoid
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CHAPTER 8: ARTICULATIONS
27. Which statement regarding joints is TRUE?
A. All joints connect bones.
B. All cartilage is found in joints.
C. All joints have ligament.
D. All joints contain cartilage.
E. All joints allow movement.
28. In which of the following joints would one find fibrocartilage?
A. symphyses
B. synovial
C. synchondroses
D. synchondroses and synovial
E. synchondroses and symphyses
29. ________________ joints are the ones that allow for the greatest amount of freedom.
A. Synovial
B. Synarthrotic
C. Fibrous
D. Cartilaginous
E. Amphiarthrotic
30. The ________________ joint is a condyloid joint that allows for neck flexion and extension.
A. atlantooccipital
B. acromioclavicular
C. atlantoaxial
D. temporomandibular
E. sternoclavicular
31. Which type of action moves a joint medially in the frontal plane?
A. aDduction
B. aBduction
C. extension
D. circumduction
E. flexion
32. SEQUENCE: Place the following joint in order from the least to the most mobility:
Note: enter 7 letters A-G, all CAPITALS, without spaces/commas/other marks
A. tibiofemoral
B. carpal
C. coxal
D. intervertebral disc
E. lambdoid suture
F. metacarpal phalangeal
G. glenohumeral
33. Match the following descriptions to the conditions:
1. Decreased mineralization that leads to weak bendable bone: ____
2. Decreased bone density that leads to increased risk of fracture: ____
3. Inflammation of the articular cartilage: ____
4. Inflammation of bone due to bacterial infection: ____