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Committee Exam 4 > Muscles of Arm > Flashcards

Muscles of Arm Flashcards

1
Q

In anatomy, Arm is also called?

A

Brachium

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2
Q

Arm is the region of upper limb between the ________ and the _______

A

Shoulder and elbow

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3
Q

Cubital fossa is positioned _____ to the elbow joint.
A. Lateral
B. Medial
C. Anterior
D. Posterior

A

Anterior

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4
Q

Lateral and medial intermuscular septa divide the arm into three compartments. True or false?

A

False. Two compartments

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5
Q

Anterior compartment contains muscles that _____ the elbow joint

A

flex

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6
Q

Posterior compartment contains muscles that _______ the joint
A. Extend
B. Flex
C. Rotate medially
D. Rotate laterally

A

extend

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7
Q

Following is NOT the muscle of anterior compartment:
Coracobrachialis
Radialis
Brachialis
Biceps brachii muscle

A

Radialis

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8
Q

Lateral part of the brachialis muscle is innervated by which nerve?

A

radial nerve

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9
Q

All muscles of the anterior compartment of the arm are innervated by musculocutaneous nerve. True or false?

A

True

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10
Q

Biceps brachii has _____ heads
A. Two
B. Three
C. Four
D. Five

A

Two

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11
Q

Insertion of bicep brachii muscle is?

A

Radial tuberosity

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12
Q

___________________ protects the brachial
artery.

A

bicipital aponeurosis

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13
Q

Main and pure flexor of the forearm is?

A

Brachialis muscle

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14
Q

Posterior compartment
of the arm has how many
muscles? Name them.

A

Posterior compartment
of the arm has only one
muscle. Triceps brachii

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15
Q

Posterior compartment
of the arm is innervated
by
Ulnar nerve
Radial nerve
Musculocutaneous nerve

A

radial nerve

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16
Q

Name the heads of triceps brachii?

A

Long, lateral and medial head

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17
Q

Long head of triceps brachii can also
extend and adduct the arm. True or false?

A

True

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18
Q

The area of transition between the
arm and the forearm is called?

A

Cubital Fossa

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19
Q

Following is NOT in the contents of the
cubital fossa
Tendon of the biceps brachii muscle
Radial and ulnar arteries
Median nerve
Coracobrachialis muscle

A

Coracobrachialis muscle

20
Q

When taking a blood pressure reading, the
clinician places the stethoscope over the __________ artery

A

Brachial artery

21
Q

The roof of the cubital fossa is formed by superficial fascia and skin. True or false?

A

True

22
Q

Basilic vein is on the _______ side of the upper limb

A

Medial

23
Q

Name the vein that connects diagonally the cephalic vein with the basilic vein?

A

Median cubital vein

24
Q

Cubital fossa has a floor made up of brachialis and supinator. True or false?

A

True

25
Q

Brachialis muscle is inserted at the tuberosity of?

A

Ulna

26
Q

Origin of Coracobrahialis muscle is?

A

Coracoid process

27
Q

Coracobrachialis is inserted at the:
Lateral side of ulna
Midshaft of the humerus, on the medial side
Radial tuberosity

A

Midshaft of the humerus, on the medial side

28
Q

Function of coracobrachialis is extension of the arm. True or false?

A

False. Flexion of arm

29
Q

Long head of biceps brachii originates from ____________

A

Supraglenoid tubercle of scapula

30
Q

Bices brachii is inserted at
Lateral side of ulna
Midshaft of the humerus, on the medial side
Radial tuberosity

A

Radial tuberosity

31
Q

Bicipital aponeurosis spreads
over the medial (flexor) muscles of
the forearm. True or false?

A

True

32
Q

Enlist the functions of biceps brachii muscles?

A
  1. Flexion of the forearm
  2. Supinator of the forearm
    when the elbow joint is
    flexed.
  3. Helps flexion of the arm
    (Long head)
33
Q

The origin of brachialis muscle is?
Posterior aspect of humerus
Anterior aspect of humerus
Tubercle of scapula

A

Anterior aspect of humerus

34
Q

Which muscle is located on the lateral side of the forearm and is responsible for supination and flexion of the forearm?
a) Pronator teres
b) Flexor carpi radialis
c) Brachioradialis
d) Extensor carpi radialis

A

Brachioradialis

35
Q

The _______ muscle is located on the lateral side of the forearm and is responsible for supination and flexion of the forearm.

A

Brachioradialis

36
Q

The muscles of the rotator cuff include the supraspinatus, infraspinatus, teres minor, and _______ muscles.

A

Subscapularis

37
Q

Which muscle is located on the posterior side of the upper arm and is responsible for extending the elbow joint?
a) Biceps brachii
b) Triceps brachii
c) Deltoid
d) Brachioradialis

A

Triceps brachii

38
Q

The _______ artery is a major blood vessel that runs through the cubital fossa and can be used for pulse measurements.

A

Brachial

39
Q

The _______ tendon is located at the base of the cubital fossa and is the insertion point for the biceps brachii muscle.

A

Bicipital

40
Q

The cubital fossa is located on which surface of the elbow?
a) Posterior
b) Lateral
c) Medial
d) Superior

A

Medial

41
Q

What are the boundaries of the cubital fossa?
a) Brachialis muscle, triceps brachii muscle, supinator muscle
b) Pronator teres muscle, brachioradialis muscle, linea semilunaris
c) Deltoid muscle, pectoralis major muscle, latissimus dorsi muscle
d) Biceps brachii muscle, coracobrachialis muscle, trapezius muscle

A

Pronator teres muscle, brachioradialis muscle, linea semilunaris

42
Q

The cubital fossa is a common site for venipuncture and arterial puncture procedures. True or false?

A

True

43
Q

Which nerve runs through the cubital fossa?
a) Radial nerve
b) Ulnar nerve
c) Median nerve
d) Musculocutaneous nerve

A

Median nerve

44
Q

The ulnar nerve runs through the cubital fossa. True or false?

A

False. The ulnar nerve does not run through the cubital fossa. The median nerve runs through the cubital fossa.

45
Q

Which muscle is attached to the bicipital tendon, located at the base of the cubital fossa?
a) Triceps brachii
b) Brachialis
c) Brachioradialis
d) Biceps brachii

A

Biceps brachii

Committee Exam 4 (35 decks)

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