Download Practice Quiz!! - laurel.k12.ky.us

Practice Quiz!!
Write down all your answers
and then we will come back
and see how well you did!!
Start numbering 2-21.
1
What muscle is this?
• The WINKER
• A ringlike band of muscle,
called a sphincter
muscle, that surrounds
the eye. It lies in the
subcutaneous tissue of
the eyelid
• Closes eye in blinking
• It also aids in the
compressing the tear
glands
2
What muscle is this?
• The Frowner
• Thin sheet like
superficial neck
muscle.
• Plays a role in facial
expression.
• Tenses skin of neck.
(e.g. during shaving)
3
What muscle is this?
• Lies over the frontal
bone
• Wrinkles forehead
4
What muscle is this?
• “The Chewer”
• A thick flattened
muscle that can be
felt just in front of the
ear when the teeth
are clenched
• Elevates mandible
• Closes mouth
5
What muscle is this?
o A large triangular
muscle in the upper
back that extends
horizontally from the
base of the skull and
the cervical thoracic
vertebrae to the
shoulder
o Rotates scapula.
6
What muscle is this?
• A broad curved muscle
located on the side of the
chest
• Arises from narrow strips
on the upper ribs and
extends along the medial
wall of the axilla to the
ventral surface of the
scapula
• Pulls scapula anteriorly
and downward
• Used to thrust the
shoulder forward when
pushing something.
7
What muscle is this?
• A thin, flat muscle that
lies beneath the
larger pectoralis
major
• Stabilizes scapula by
drawing it inferiorly
and anteriorly against
thoracic wall
8
What muscle is this?
• Occupies the depression
below the spine of the
scapula on its posterior
surface.
• Attach the scapula to the
humerus; helps to hold
humeral head in glenoid
cavity of scapula.
• Laterally rotate arm
9
What muscle is this?
• It is a wide, triangular
muscle that curves
upward from the lower
back, around the sides,
and to the armpit.
• Extends, adducts, and
rotates arm, pulls
shoulder down or back
10
What muscle is this?
• Abducts, extends,
and flexes the arm
• It is a thick,
triangular muscle
that covers the
shoulder joint.
11
What muscle is this?
• Connects the
humerus to the
radius.
• Flexes forearm at
elbow
12
What muscle is this?
• Runs medially along the
back of the forearm.
• Connects the humerus to
the posterior surface of
the phalanges and then
extends the fingers.
• Extends hand at wrist
joint
13
What muscle is this?
• Long, straplike muscle
that connects the pubic
bones to the ribs and
sternum.
• Tenses abdominal wall
• Compresses contents
• Flexes vertebral column
14
What muscle is this?
(2nd muscle of the hamstring)
• Long bandlike muscle on
the back of the thigh.
• Connecting the ischium
to the proximal end of the
tibia.
• Flexes and rotates the
leg medially and extends
the thigh
15
What muscle is this?
• An elongated, straplike
muscle that passes
obliquely across the front
of the thigh and then
descends over the medial
side of the knee.
• Connects the ilium to the
tibia and flexes the leg
and the thigh.
• Flexes leg and thigh
• Abducts and rotates thigh
laterally
16
What muscle is this?
• Extends leg at knee
• This is the most
medial of your quad
muscles!
17
What muscle is this?
• The largest muscle in
the body and covers a
large part of each
buttock
• Connects the ilium,
sacrum, and coccyx to
the femur by fascia of
the thigh and extends
the thigh.
• Extends thigh at hip,
helps to straighten the
lower limb, also used to
raise the body from a
sitting position
18
What muscle is
this?
• A long straplike
muscle that passes
from the pubic bone
to the tibia.
• Adducts thigh
• Flexes leg at knee
19
What muscle is this?
• This is situated along
the lateral side of the
leg just behind the
tibialis anterior.
• Dorsiflexion and
eversion of the foot
• Extension of toes
20
What muscle
is this?
• A thick, flat muscle
located beneath the
gastrocnemius and
together these two
muscles form the calf of
the leg
• Arises from the tibia and
fibula and extends to the
heel
• Plantar flexion of foot
21