lOMoARcPSD|266586 02
Skeletal and Muscular Systems
In adults, most blood cells are formed in which type of bones?
long leg bones
long arm bones
hip bones
skull
small bones of hand and foot
Which bone is NOT part of the pectoral girdle or upper limbs?
tibia
clavicle
scapula
humerus
Question 1
3 / 3 pts
U Question 2
0 / 3 pts
lOMoARcPSD|266586 02
radius
Which bone articulates with the coxal bone to form the hip joint?
tibia
femur
fibula
pubic
iliac
A 20-year-old man is injured in a motorcycle accident. His ulna was broken
and protruding from the skin. His injury is classified as a
.
simple fracture
complete fracture
dislocation fracture
compound fracture
I Question 3
0 / 3 pts
Question 4
3 / 3 pts
lOMoARcPSD|266586 02
synovial fracture
Spongy bone is
.
very weak
the major component of the Haversian system
made primarily of cartilage
found inside a long bone’s shaft
dense
A computer programmer complains of pain in his wrist and numbness and
tingling of his fingers. He likely suffers from
.
carpal tunnel syndrome
osteoarthritis
a wrist sprain
Question 5
3 / 3 pts
Question 6
3 / 3 pts
lOMoARcPSD|266586 02
a slipped disk
a torn muscle
Which bone of the pectoral girdle fits into the open socket of the scapula?
clavicle
sternum
radius
ulna
humerus
The most common type of joint in the human body is a
.
synovial joint
fibrous joint
I Question 7
0 / 3 pts
Question 8
3 / 3 pts
lOMoARcPSD|266586 02
membranous joint
cartilaginous joint
hinge joint
Which skeletal structure is NOT part of the axial skeleton?
skull
vertebrate
ribs
sternum
scapula
What structure connects a muscle to a bone?
tendon
ligament
Question 9
3 / 3 pts
Question 10
3 / 3 pts
lOMoARcPSD|266586 02
cartilage
joint
collagen
Which bone is found on the “thumb side” of the forearm?
scapula
humerus
radius
ulna
clavicle
Which muscle is the antagonist of the quadriceps femoris group?
hamstrings
Question 11
3 / 3 pts
I Question 12
0 / 3 pts
lOMoARcPSD|266586 02
gluteus maximus
sartorius
gastrocnemius
tibialis anterior
Calcium binds directly to which muscle protein?
actin
myosin
troponin
tropomyosin
sarcoplasmic reticulum
Which muscles are involuntary?
cardiac and smooth
Question 13
3 / 3 pts
Question 14
3 / 3 pts
lOMoARcPSD|266586 02
cardiac and skeletal
smooth and skeletal
only skeletal
only cardiac
Which system relies on the contraction of smooth muscle to propel luminal
contents?
digestive
sensory
respiratory
nervous
endocrine
To stand upright for a long period of time without moving, the muscles of the
back must produce which type of contraction?
Question 15
3 / 3 pts
Question 16
3 / 3 pts
lOMoARcPSD|266586 02
isotonic
isometric
isocentric
eccentric
concentric
The nerve cell that controls skeletal muscle contraction is the
.
T-tubule
troponin neuron
spinal neuron
motor neuron
motor axon
Question 18
Question 17
3 / 3 pts
lOMoARcPSD|266586 02
3 / 3 pts
Which type of muscle makes up the majority of the body’s muscle tissue?
smooth
cardiac
involuntary
skeletal
neural
Which cell characteristic is associated with skeletal muscle?
involuntary
no striations
can contract without neural stimulation
multinucleated
gap junctions allow coordinated contractions
Question 19
3 / 3 pts
lOMoARcPSD|266586 02
What is the name of the area of a long bone which allows for growth? What
hormone does our text say allows this section to continue it's growth? What
time in life do long bones typically stop growing?
Your Answer:
Give the short answer questions your best try, they are worth a lot of points
Identify the structure corresponding to each number (1-6) and briefly
describe its function.
U Question 20
0 / 8 pts
U Question 21
0 / 8 pts
lOMoARcPSD|266586 02
Your Answer:
Give the short answer questions your best try, they are worth a lot of points
A patient with joint pain was sent to the hospital for lab work. The results
showed significant over activity of her immune system. Based on these
results, the most likely diagnosis is
.
osteoarthritis
I Question 22
0 / 3 pts
lOMoARcPSD|266586 02
vitamin D deficiency
growth hormone deficiency
rheumatoid arthritis
osteoporosis
An elderly woman has a significant loss of bone mass. The most likely
diagnosis is
.
osteoarthritis
vitamin D deficiency
growth hormone deficiency
rheumatoid arthritis
osteoporosis
Which characteristic is NOT associated with red muscle fibers?
myoglobin
Question 23
3 / 3 pts
Question 24
3 / 3 pts
lOMoARcPSD|266586 02
fast fibers
many blood vessels
make up postural muscles
large amounts of oxygen
Which muscle is involved in shrugging your shoulders?
serratus anterior
external oblique
rectus abdominis
latissimus dorsi
trapezius
Question 25
3 / 3 pts
