Bio 2050 - Anatomy and Physiology » Fall 2022 » Lecture Exam 2
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Question #1
Lateral rotation is also known as external rotation.
A.
True
B.
False
Question #2
A tendon sheath is a fat pad that fills the spaces that form when bones move.
A.
True
B.
False
Question #3
Movement of a body part toward the main axis of the body is called
A.
flexion.
B.
adduction.
C.
inversion.
D.
abduction.
E.
retraction.
Question #4
The hip allows for flexion, extension, abduction, adduction, rotation, and circumduction.
A.
False
B.
True
Question #5
In a young person, the joint between the sphenoid bone and the occipital bone is a
A.
synchondrosis.
B.
syndesmosis.
C.
symphysis.
D.
suture.
E.
gomphosis.
Question #6
Which ligament is not associated with the glenohumeral joint?
A.
Glenohumeral ligament
B.
Coracohumeral ligament
C.
Humeral collateral ligament
D.
Coracoacromial ligament
Question #7
The temporomandibular joint is the only mobile joint between skull bones.
A.
True
B.
False
Question #8
Which is false regarding ligaments?
A.
Intrinsic ligaments are thickenings of the articular cartilage.
B.
Intracapsular ligaments are within the articular capsule.
C.
Extracapsular ligaments are outside the articular capsule.
D.
Extrinsic ligaments are physically separate from the articular capsule.
E.
Ligaments are composed of dense regular connective tissue.
Question #9
The main ligament supporting the lateral aspect of the elbow is the
A.
lateral cruciate ligament.
B.
ulnar condylar ligament.
C.
radial collateral ligament.
D.
annular ligament.
E.
ulnar collateral ligament.
Question #10
The fibrocartilage rim that deepens the hip socket is the
A.
glenoid labrum.
B.
coxal retinaculum.
C.
acetabular labrum.
D.
obturator membrane.
Question #11
Strong reinforcement for the anterior aspect of the hip joint is provided by the Y-shaped
A.
pubofemoral ligament.
B.
iliofemoral ligament.
C.
ligament of the head of the femur.
D.
ischiofemoral ligament.
Question #12
Which of these synovial joints does not have at least one rounded or convex surface?
A.
Ball and socket
B.
Condylar
C.
Pivot
D.
Saddle
E.
Plane
Question #13
The glenohumeral joint is more stable than the hip joint.
A.
True
B.
False
Question #14
At the ankle, the lateral ligament is stronger than the medial ligament.
A.
False
B.
True
Question #15
What type of cartilage is located between the bones in a symphysis?
A.
Elastic cartilage
B.
Sutural cartilage
C.
Hyaline cartilage
D.
Reticular cartilage
E.
Fibrocartilage
Question #16
In the temporomandibular joint, a pad of fibrocartilage called the _________ divides the synovial cavity into two separate chambers.
A.
articular disc
B.
coronoid capsule
C.
meniscus
D.
sphenomandibular ligament
E.
mandibular partition
Question #17
In addition to the joint between the tibia and the femur, the knee contains a joint between the
A.
patella and the fibula.
B.
fibula and the femur.
C.
patella and the femur.
D.
patella and the tibia.
Question #18
When the angle between articulating bones increases beyond normal, the movement is referred to as
A.
hypertrophy.
B.
hyperextension.
C.
hyperflexion.
D.
dislocation.
E.
supination.
Question #19
The pubic symphysis is classified as a
A.
synovial joint and a diarthrosis.
B.
cartilaginous joint and a synarthrosis.
C.
cartilaginous joint and an amphiarthrosis.
D.
fibrous joint and a synarthrosis.
E.
fibrous joint and an amphiarthrosis.
Question #20
One of the functions of synovial fluid is to act as a shock absorber that distributes force evenly across the joint surface.
A.
True
B.
False
Question #21
The deltoid ligament, lateral ligament, and tibiofibular ligaments belong to the ________ joint.
A.
fibulometatarsal
B.
knee
C.
humeroradial
D.
talocrural
E.
tarsometatarsal
Question #22
In fibrous joints, the articulating surfaces are held together by
A.
dense regular connective tissue.
B.
dense irregular connective tissue.
C.
fibrocartilage.
D.
articular cartilage.
E.
areolar connective tissue.
Question #23
The joints in the body that are the most mobile, such as the glenohumeral joint or coxal joint, are also the most stable.
A.
False
B.
True
Question #24
Gliding is an example of an angular motion.
A.
True
B.
False
Question #25
When elevating the mandible to chew food, the temporomandibular joint functions as a _________ joint.
A.
hinge
B.
ball and socket
C.
pivot
D.
saddle
Question #26
Parathyroid hormone and calcitriol
A.
stimulate osteoclasts to resorb bone and release calcium into the blood.
B.
stimulate osteoblasts to deposit bone by producing calcified matrix.
C.
stimulate osteoblasts to resorb bone and lower blood calcium levels.
D.
stimulate osteoclasts to move calcium from the blood and into the bone.
Question #27
Since cartilage must be continuously replaced in the body, appositional and interstitial growth of cartilage continues throughout life.
A.
True
B.
False
Question #28
Bone is considered an important storage reservoir for
A.
calcium, complex carbohydrates, and polar amino acids.
B.
glycogen, nitrogenous bases, and calcium.
C.
calcium, phosphate, and lipids.
D.
phosphate, glycogen, and nonpolar amino acids.
E.
steroids, proteins, and complex carbohydrates.
Question #29
The epiphyseal plates in the _________ are the last ones in the body to ossify.
A.
humerus
B.
femur
C.
clavicle
D.
tibia
E.
radius
Question #30
Chronically high levels of ___________ inhibit(s) bone growth.
A.
serotonin
B.
estrogen and testosterone
C.
thyroid hormone
D.
growth hormone
E.
calcitonin
Question #31
Most of the bones of the upper and lower limbs are formed by intramembranous ossification.
A.
True
B.
False
Question #32
Which affects osteoblast and osteoclast activity?
A.
Gravity
B.
Blood calcium level
C.
All of the choices are correct.
D.
Calcitonin and parathyroid hormone levels
E.
Mechanical stress
Question #33
Which bone forms by intramembranous ossification?
A.
Hamate
B.
Axis
C.
Radius
D.
Zygomatic
E.
First metatarsal
Question #34
In compact bone, ___________ connect adjacent lacunae, thereby providing pathways for nutrients and other materials to pass between osteocytes.
A.
osteonic canals
B.
canaliculi
C.
perforating canals
D.
blood vessels
E.
lamellae
Question #35
Hyaline cartilage contains a ______ percentage of water; cartilage cells reside in small spaces called ________.
A.
high; lacunae
B.
low; lacunae
C.
low; canaliculi
D.
high; canaliculi
Question #36
Achondroplastic dwarfism is a disorder that affects endochondral ossification. Which of the following bones will be affected?
A.
All of the choices are correct.
B.
The tibia (long bone) of the leg.
C.
The humerus (long bone) of the upper limb.
D.
Most bones of the body.
E.
Long bones in the fingers and toes.
Question #37
Bone is considered part of the skeletal system, but ligaments are not.
A.
True
B.
False
Question #38
Place in correct order the following steps in the process of appositional growth of cartilage. a: New matrix is produced and secreted. b: Chondrocytes differentiate, each in its own lacuna. c: Stem cells undergo mitosis. d: Committed cells differentiate into chondroblasts.
A.
c. - d. - a. - b.
B.
d. - c. - b. - a.
C.
a. - c. - d. - b.
D.
a. - c. - b. - d.
E.
c. - d. - b. - a.
Question #39
When during human development does the process of endochondral ossification begin?
A.
3-4 months of age.
B.
12 weeks after birth.
C.
8th-9th month of embryonic development.
D.
E.
10-25 years of age.
F.
8th week of embryonic development.
Question #40
Which is characteristic of cartilage connective tissue?
A.
Cells called chondrocytes
B.
Matrix of protein fibers
C.
Avascular
D.
All of the choices are correct.
E.
Gel-like ground substance
Question #41
What are the matrix rings of compact bone that surround the central canal of each osteon?
A.
Interstitial lamellae
B.
Canaliculi
C.
Perforating canals
D.
Circumferential lamellae
E.
Concentric lamellae
Question #42
In general, the mechanical stresses on bones that result from exercise tend to weaken them and lead to more frequent fractures.
A.
False
B.
True
Question #43
Which is not correct about spongy bone?
A.
It is composed of tubular units called osteons.
B.
Its spaces hold red bone marrow.
C.
It is located in the epiphyses of long bones.
D.
It is located deep to compact bone.
E.
It forms diploe in the cranial bones.
Question #44
The zones found in an epiphyseal plate are a: Calcified cartilage b: Hypertrophic cartilage c: Ossification d: Resting cartilage e: Proliferating cartilage The correct order for these zones, beginning with the edge closest to the epiphysis and proceeding toward the diaphysis, is
A.
d - e - b - a - c.
B.
d - b - e - a - c.
C.
c - a - b - e - d.
D.
e - d - a - c - b.
E.
c - d - e - a - b.
Question #45
If a bone is immersed in a weak acid such as vinegar for several days, its inorganic components will dissolve. What will be the result of such an experiment?
A.
The compact bone will dissolve, leaving only the inner spongy bone.
B.
The bone will dissolve completely.
C.
The bone will become extremely brittle.
D.
The spongy bone will dissolve, leaving only the outer compact bone.
E.
The bone will become soft and bendable.
Question #46
For most individuals a common source of vitamin D is dietary intake of milk.
A.
False
B.
True
Question #47
A.
Osteoclasts
B.
Osteocytes
C.
Osteoblasts
D.
Bone-lining cells
E.
Osteoprogenitor cells
Question #48
During appositional growth of cartilage, the cells that produce the matrix are the
A.
osteocytes.
B.
osteoblasts.
C.
chondroblasts.
D.
fibroblasts.
E.
chondrocytes.
Question #49
What gives bone its flexibility?
A.
Inorganic salts
B.
Collagen fibers
C.
Yellow bone marrow
D.
Elastic fibers
E.
Trabeculae
Question #50
Which is false regarding bone remodeling?
A.
It occurs at both the endosteal and periosteal surfaces of the bone.
B.
It occurs only at articular surfaces.
C.
It can occur in response to stress on a bone.
D.
It occurs throughout life.
E.
It assists in the maintenance of calcium and phosphate levels in the body.
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