ITEC A&p (Muscular System) Q&a

29 Questions | By Wduggan94 | Last updated: Mar 21, 2022 | Total Attempts: 364

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1.

Smooth Muscle is
- A.
  
  Voluntary and spindle shaped
- B.
  
  Voluntary and striated
- C.
  
  Involuntary and spindle shaped
- D.
  
  Involuntary and striated
2.

Skeletal muscle is
- A.
  
  Voluntary and spindle shaped
- B.
  
  Voluntary and striated
- C.
  
  Involuntary and spindle shaped
- D.
  
  Involuntary and striated
3.

Cardiac muscle is
- A.
  
  Voluntary and spindle shaped
- B.
  
  Voluntary and striated
- C.
  
  Involuntary and spindle shaped
- D.
  
  Involuntary and striated
4.

Which type of muscle cell is multinucleated ?
- A.
  
  Cardiac
- B.
  
  Smooth
- C.
  
  Skeletal
- D.
  
  All of the above
5.

What is an example of the smooth muscle ?
- A.
  
  Masseter (face)
- B.
  
  Bladder
- C.
  
  Heart
- D.
  
  Pronator teres (forearm)
- E.
  
  Rectus abdominis (belly)
6.

Each myosin flament is surrounded by _____ actin filaments
- A.
  
  Two
- B.
  
  Four
- C.
  
  Six
- D.
  
  Eight
- E.
  
  Seven
7.

The muscular system is controlled by what system ?
- A.
  
  The cardiovascular
- B.
  
  The integumentary
- C.
  
  The nervous
- D.
  
  None of the above
8.

How many types of muscles are there ?
- A.
  
  Two
- B.
  
  Three (cardiac, smooth and skeletal)
- C.
  
  Four
- D.
  
  Five
9.

Which of the following are muscles of the lower arm and hand ?
- A.
  
  Tiblias anterior
- B.
  
  Soleus
- C.
  
  Pernoeus longus
- D.
  
  Flexor carpi digitorum
10.

What is the action of the obicularis oris ?
- A.
  
  To close the mouth
- B.
  
  To close the eye
- C.
  
  To open the mouth
- D.
  
  To raise and retract the lower jaw
11.

Which of these muscles of the lower leg and foot?
- A.
  
  Supinator radii brevis
- B.
  
  Gracilis
- C.
  
  Peroneus longus
- D.
  
  Flexor carpi radialis
12.

Which muscle adducts the arm and medially rotates the humorous?
- A.
  
  Teres major
- B.
  
  Teres minor
- C.
  
  Deltoid
- D.
  
  Supraspinatis
13.

What is the function of striated muscle tissue?
- A.
  
  To help support and move the body
- B.
  
  To allow the heart to pump blood
- C.
  
  To transmit signals
- D.
  
  To carry out involuntary functions
14.

where would you find triangularis
- A.
  
  Corner of mouth
- B.
  
  In the hand
- C.
  
  In the foot
- D.
  
  Corner of eye
15.

which of the following is a def. of abduction
- A.
  
  Palm of hand down
- B.
  
  Sole of foot inwards
- C.
  
  Movement of the bone away from the midline
- D.
  
  Midline of the body or limb
16.

Definition of plantarflexion
- A.
  
  Point toes down
- B.
  
  Point toes up
- C.
  
  Turn palm down
- D.
  
  Turn palm up
17.

wht muscle draws shoulder forward and roates scapula
- A.
  
  Rhomboid mahor
- B.
  
  Trapiezus
- C.
  
  Serratus anterior
- D.
  
  Latissimus dorsi
18.

what muscle lifts trunk after sitting
- A.
  
  Gluteus maximus,
- B.
  
  Minimus,
- C.
  
  Medius
- D.
  
  Or biceps femoris
19.

The action of the biceps femoris is to:
- A.
  
  Flex the hip, extend the knee
- B.
  
  Abduct the leg
- C.
  
  Extend the hip, flex the knee
- D.
  
  Flex the arm
20.

The action of the gluteus medius muscle is to:
- A.
  
  Extend the femur
- B.
  
  Adduct and laterally rotate the femur
- C.
  
  Flex the femur
- D.
  
  Abduct and medially rotate the femur
21.

Which muscle extends the head?
- A.
  
  Sternocleidomastoid
- B.
  
  Erector spinae
- C.
  
  Trapiezius
- D.
  
  Splenius capitis
22.

What is the action of the subscapularis?
- A.
  
  To rotate the arm inwards
- B.
  
  To abduct the arm
- C.
  
  To rotate the arm outwards
- D.
  
  To adduct the arm
23.

What is the action of the levator labii superioris?
- A.
  
  To purse the lips
- B.
  
  To turn the lower lip outwards
- C.
  
  To lift the upper lip
- D.
  
  To pull down the corners of the mouth
24.

Which muscle everts the foot and plantarflexes the ankle?
- A.
  
  Peroneus longus
- B.
  
  Tibialis anterior
- C.
  
  Gastrocnemius
- D.
  
  Soleus
25.

What is the action of the biceps femoris?
- A.
  
  Extends knee and flexes hip
- B.
  
  Flexes elbow
- C.
  
  Extends hip and flex knee
- D.
  
  Flexes knee and extends hip