Muscles of Arm

Question 1

In anatomy, Arm is also called?

Answer 1

Brachium

Question 2

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

Answer 2

Shoulder and elbow

Question 3

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

Answer 3

Anterior

Question 4

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

Answer 4

False. Two compartments

Question 5

Anterior compartment contains muscles that _____ the elbow joint

Answer 5

flex

Question 6

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

Answer 6

extend

Question 7

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

Answer 7

Radialis

Question 8

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

Answer 8

radial nerve

Question 9

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

Answer 9

True

Question 10

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

Answer 10

Two

Question 11

Insertion of bicep brachii muscle is?

Answer 11

Radial tuberosity

Question 12

___________________ protects the brachial
artery.

Answer 12

bicipital aponeurosis

Question 13

Main and pure flexor of the forearm is?

Answer 13

Brachialis muscle

Question 14

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

Answer 14

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

Question 15

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

Answer 15

radial nerve

Question 16

Name the heads of triceps brachii?

Answer 16

Long, lateral and medial head

Question 17

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

Answer 17

True

Question 18

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

Answer 18

Cubital Fossa

Question 19

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

Answer 19

Coracobrachialis muscle

Question 20

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

Answer 20

Brachial artery

Question 21

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

Answer 21

True

Question 22

Basilic vein is on the _______ side of the upper limb

Answer 22

Medial

Question 23

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

Answer 23

Median cubital vein

Question 24

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

Answer 24

True

Question 25

Brachialis muscle is inserted at the tuberosity of?

Answer 25

Ulna

Question 26

Origin of Coracobrahialis muscle is?

Answer 26

Coracoid process

Question 27

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

Answer 27

Midshaft of the humerus, on the medial side

Question 28

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

Answer 28

False. Flexion of arm

Question 29

Long head of biceps brachii originates from ____________

Answer 29

Supraglenoid tubercle of scapula

Question 30

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

Answer 30

Radial tuberosity

Question 31

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

Answer 31

True

Question 32

Enlist the functions of biceps brachii muscles?

Answer 32

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

Question 33

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

Answer 33

Anterior aspect of humerus

Question 34

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

Answer 34

Brachioradialis

Question 35

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

Answer 35

Brachioradialis

Question 36

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

Answer 36

Subscapularis

Question 37

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

Answer 37

Triceps brachii

Question 38

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

Answer 38

Brachial

Question 39

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

Answer 39

Bicipital

Question 40

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

Answer 40

Medial

Question 41

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

Answer 41

Pronator teres muscle, brachioradialis muscle, linea semilunaris

Question 42

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

Answer 42

True

Question 43

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

Answer 43

Median nerve

Question 44

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

Answer 44

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

Question 45

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

Answer 45

Biceps brachii