TEST 2 MUSCLE QUESTIONS Flashcards
Which of the following is NOT a function of skeletal muscle system?
A. Movement
B. Energy
C. Guarding exits
D. Digestion
D. Digestion
Muscle cell is characterised by the following EXCEPT?
A. Long cells
B. Single nucleus
C. Striated
D. Voluntary
B. Single nucleus
Muscle cell has
A. Actin and myoscin
B. Actin and eosin
C. Actin and myosin
D. Actin and miosyn
C. Actin and myosin
The nerve come in contact with the muscle at
A. Neuromuscular junction
B. Neuromyo junction
C. Mueromuscular junction
D. None of the above
A. Neuromuscular junction
Which of the following is NOT a rotator cuff muscle
A. Teres minor
B. Supraspinatus
C. Infraspinatus
D. subclavicularis
D. subclavicularis
Which of the following is not a function of the muscular system?
Movement
Thermogenesis
Maintain posture
Circulation
Circulation
Which of the following describes the three types of muscular tissue?
Smooth & cardiac muscle contract involuntarily but skeletal muscle contracts voluntarily
Smooth & cardiac cells have 1 nucleus but skeletal cells are multinucleated.
skeletal muscle cells are connected to nerves across neuromuscular junctions
all of the above
all of the above
Muscle is joined to bone by
tendon
ligament
muscle itself
loose connective tissue
tendon
Skeletal muscle cell is also called
muscle fibers
muscle fasciculi
myofilaments
actin and myosin
muscle fibers
The ________ of a muscle can be defined based on the location of a muscle’s insertion and origin.
action
contraction
bulk
blood supply
action
Interaction of actin and myosin results in
lengthening of the muscle fiber
shortening of myosin
relaxation of muscle fiber
tightening and shortening of muscle fiber
tightening and shortening of muscle fiber
Which of the following is NOT true about muscle movement?
Muscle pulls the tendon of both origin and insertion end.
Muscle’s angle of pull is perpendicular to the joint
Muscle is attached to the bone by tendon in origin and insertion end.
Muscle work in pairs across the joint
Muscle pulls the tendon of both origin and insertion end.
Signals are transmitted from the brain to muscle fibers via motor neurons at
Neuromuscular junction
Neuromyo junction
Neuroactin junction
Neurofibrillar junction
Neuromuscular junction
Which among the following is NOT true about skeletal muscles
Skeletal muscle contributes 40% of the body weight
Fascial muscles arises from the fascia below skin.
Upper limb muscles are more in number than the lower limb muscles
Upper limb muscles are more stronger than the lower limb muscles
Upper limb muscles are more stronger than the lower limb muscles
Location of frontalis muscle
Cheeks
Forehead
Mouth
Eyes
Forehead
Location of orbicularis oris muscle
In front of the frontal bones
cheeks
around eyes
around mouth
around mouth
Location of buccinator muscle
around eyes
around mouth
In front of the frontal bones
cheeks
cheeks
Location of Risorius muscle
jaw angle
temporal region
cheek
chin
cheek
Location of Zygomaticus muscle
angle of mouth to cheek skin
zygomatic bone to mandible
temporal region
angle of mouth to zygomatic bone
angle of mouth to zygomatic bone
Location of Temporalis muscle
angle of mouth to zygomatic bone
temporal region
angle of mouth to cheek skin
zygomatic bone to mandible
temporal region
Location of masseter muscle
angle of mouth to cheek skin
angle of mouth to zygomatic bone
temporal region
zygomatic bone to mandible
zygomatic bone to mandible
Action of frontalis muscle
raise eyebrows
close eyes
close mouth
compresses cheek
raise eyebrows
Action of orbicularis oculi muscle
raise eyebrows
close eyes
close mouth
compresses cheek
close eyes
Action of orbicularis oris muscle
raise eyebrows
close eyes
close mouth
compresses cheek
close mouth
Which of the following is a primary action of the buccinator muscle?
Elevation of the mandible.
Flexion of the neck.
Depressor of the lower lip.
Compression of the cheeks.
Compression of the cheeks.
Action of Risorius muscle
pull angle of mouth laterally
pull angle of mouth laterally and upwards
pull angle of mouth laterally and downwards
elevation of mandible
pull angle of mouth laterally
Action of Zygomaticus muscle
pull angle of mouth laterally
pull angle of mouth laterally and upwards
pull angle of mouth laterally and downwards
elevation of mandible
pull angle of mouth laterally and upwards
Action of Temporalis muscle
pull angle of mouth laterally
pull angle of mouth laterally and upwards
pull angle of mouth laterally and downwards
elevation of mandible
elevation of mandible
Action of masseter muscle
pull angle of mouth laterally
pull angle of mouth laterally and upwards
pull angle of mouth laterally and downwards
elevation of mandible
elevation of mandible
Location of Platysma -
temple
neck
behind the spine
mastoid process
neck
Location of Sternocleidomastoid -
neck to mandible
clavicle to mastoid process
behind the spine
front of the abdomen
clavicle to mastoid process
The location of the erector spinae muscles is
in front of the abdomen.
from the neck to the mandible.
behind the spine.
from the clavicle to the mastoid process.
behind the spine.
Location of rectus abdominis -
behind the spine
neck to mandible
front of the abdomen
clavicle to mastoid process
front of the abdomen
Action of Platysma is to
turns face to opposite side
depress mandible
extension of trunk
flexion of trunk
depress mandible
Action of Sternocleidomastoid is to
depress mandible
turns face to opposite side
extension of trunk
flexion of trunk
turns face to opposite side
The action of the erector spinae muscle:
Flexion of trunk.
Flexion of neck.
Extension of hip joint.
Extension of trunk.
Extension of trunk.
Action of rectus abdominis is to
depress mandible
turns face to opposite side
extension of trunk
flexion of trunk
flexion of trunk
Which of the following is important muscles of respiration?
rectus abdominis
diaphragm
trapezius
neck muscles
diaphragm
Shoulder and pelvic girdle with appendicular muscles helps to
attach the spine to the skull
all of the above
to stabilize the girdles
move the torso
to stabilize the girdles
Location of trapezius
Lower back
Around shoulder
Upper back
Upper anterior chest
Upper back
Location of deltoid
Upper anterior chest
Lower back
Upper back
Around shoulder
Around shoulder
Location of latissimus Dorsi
upper back
shoulder
lower back
anterior chest
lower back
Location of is pectoralis major in
Superficial muscle of back
Around shoulder
lower back
Upper anterior chest
Upper anterior chest
Action of trapezius is to
elevate scapula
abduct shoulder
adduct shoulder joint
flex shoulder joint
elevate scapula
Action of deltoid is to
flex shoulder joint
abduct shoulder joint
elevate scapula joint
adduct shoulder joint
abduct shoulder joint
Action of latissimus Dorsi is to
elevate scapula
abduct shoulder
adduct shoulder joint
flex shoulder joint
adduct shoulder joint
Action of is pectoralis major is to
elevate scapula joint
adduct shoulder joint
abduct shoulder joint
flex elbow joint
adduct shoulder joint
Which of the following is NOT a rotator cuff muscle?
Supraspinatus
Infraspinatus
Teres minor
Subsclavularis
Subsclavularis
Location of Biceps
anterior part of arm
posterior part of forearm
anterior part of forearm
posterior part of arm
anterior part of arm
Location of Triceps
posterior part of arm
anterior part of arm
anterior part of forearm
posterior part of arm
posterior part of arm
Location of extensors of wrist
anterior part of arm
anterior part of forearm
posterior part of arm
posterior part of forearm
posterior part of forearm
Location of flexors of wrist
anterior part of forearm
posterior part of arm
posterior part of arm
anterior part of arm
anterior part of forearm
Lower limb muscle compartment comprises of the following EXCEPT
flexor
extensor
adductor
abductor
abductor
Location of gluteal muscles
medial aspect of thigh
anterior part of thigh
pelvis
buttock
buttock
Location of adductor muscles
medial aspect of thigh
pelvis
buttock
anterior part of thigh
medial aspect of thigh
Location of sartorius muscles
anterior part of thigh
medial aspect of thigh
buttock
pelvis
anterior part of thigh
Action of gluteal muscles
extension of hip joint
flexion of hip joint
adduction of hip joint
flexion of knee joint
extension of hip joint
Action of Iliapsoas
flexion of knee joint
adduction of hip joint
extension of hip joint
flexion of hip joint
flexion of hip joint
Action of adductor muscles
extension of hip joint
flexion of hip joint
adduction of hip joint
flexion of knee joint
adduction of hip joint
Action of sartorius muscles
adduction of hip joint
flexion of knee joint
extension of hip joint
flexion of lumbar joint
flexion of knee joint
Location of quadriceps is
anterior part of thigh
posterior part of thigh
anterior part of leg
posterior part of leg
anterior part of thigh
Location of hamstring is
anterior part of thigh
posterior part of thigh
anterior part of leg
posterior part of leg
posterior part of thigh
Location of gastrocnemius is
anterior part of thigh
posterior part of thigh
anterior part of leg
posterior part of leg
posterior part of leg
Location of tibialis anterior is
anterior part of thigh
posterior part of thigh
anterior part of leg
posterior part of leg
anterior part of leg
Achilles tendon is formed by
Gastrocnemius and Soleus
Tibialis anterior and Soleus
Gastrocnemius and tibialis anterior
Gastrocnemius and popliteus
Gastrocnemius and Soleus
When standing on tiptoe, the muscles primarily involved in the posterior part of the leg include:
Gastrocnemius and Soleus
Tibialis anterior and Soleus
Gastrocnemius and tibialis anterior
Gastrocnemius and popliteus
Gastrocnemius and Soleus
This tendon has the patella.
Quadriceps
Soleus
Tibialis anterior
Popliteus
Quadriceps
The large muscle group that attaches the leg to the pelvic girdle and produces extension of the hip joint is the ________ group.
gluteal
obturator
adductor
abductor
gluteal
What is the origin of the wrist flexors?
the lateral epicondyle of the humerus
the medial epicondyle of the humerus
the carpal bones of the wrist
the deltoid tuberosity of the humerus
the medial epicondyle of the humerus
Which is moved the most during muscle contraction?
the ligaments
origin bone
cartilage
insertion bone
insertion bone
