Deck 6: Vascular System

Question 1

Which of the following arteries is a DIRECT branch off of the aorta?

A) Common carotid artery
B) External carotid artery
C) Pterygoid artery
D) Brachiocephalic artery

Answer 1

D

Question 2

Blood vessels are MORE numerous than lymphatic vessels. However, the venous blood vessels MAINLY parallel the lymphatic vessels.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.

Answer 2

D

Question 3

Which of the following statements BEST explains why BOTH facial and dental infections can lead to serious complications for the patient?

A) Antibiotics do NOT work well to combat facial and dental infections.
B) Valves in the veins are mostly absent in the head and neck area.
C) Both facial and dental infections have been found to be difficult to detect and treat early.
D) Blood supply is based on a one-to-one relationship of blood vessel to muscle.

Answer 3

B

Question 4

Which of the following veins listed drains MOST of the head and neck?

A) Internal jugular vein
B) External jugular vein
C) Inferior alveolar vein
D) Anterior jugular vein

Question 5

What does the term anastomosis mean?

A) Communication of blood vessels with another connecting channel
B) Foreign material in the blood
C) A large network of blood vessels
D) Clot that forms on the inner blood vessel walls

Question 6

A branch of the maxillary artery reaches the nasal cavity through the

A) infraorbital foramen.
B) incisive foramen.
C) sphenopalatine foramen.
D) greater and lesser palatine foramina.

Question 7

Which term is BEST used to describe a blood vessel that travels to the heart carrying blood?

A) Arteriole
B) Artery
C) Capillary
D) Vein

Question 8

Which are the MAJOR arteries that supply the head and neck?

A) Aorta, brachiocephalic
B) Common carotid, subclavian
C) Posterior auricular, occipital
D) Superficial temporal, facial

Question 9

Which of the following listed is NOT a branch of the external carotid artery?

A) Middle meningeal
B) Facial
C) Ascending pharyngeal
D) Posterior auricular

Question 10

Which branch of the maxillary artery supplies the maxillary anterior teeth by way of each tooth's apical foramen?

A) Infraorbital artery
B) Inferior alveolar artery
C) Sphenopalatine artery
D) Anterior superior alveolar artery

Question 11

What is the MAJOR destination of the subclavian artery as it travels in the body?

A) Intracranial structures
B) Upper extremity or arm
C) Tissue inferior to the hyoid bone
D) External scalp tissue

Question 12

Which of the following structures listed is NOT supplied by the lingual artery?

A) Suprahyoid muscles
B) Floor of the mouth
C) Mylohyoid muscle
D) Tongue

Question 13

The dental professional MUST be able to locate the larger blood vessels of the head and neck BECAUSE these vessels may become compromised due to a disease process or during a dental procedure such as a local anesthetic injection.

A) Both the statement and the reason are correct and related.
B) Both the statement and the reason are correct but NOT related.
C) The statement is correct, but the reason is NOT.
D) The statement is NOT correct, but the reason is correct.
E) NEITHER the statement NOR the reason is correct.

Question 14

How is the blood supply DIRECTLY provided to the sternocleidomastoid muscle?

A) Internal carotid artery
B) Superior thyroid artery
C) Lingual artery
D) Angular artery

Question 15

Which of the following blood vessels NOT only protects the maxillary artery from being compressed during mastication but also accommodates changes in volume of the infratemporal fossa that occur when the mandible moves?

A) Posterior superior alveolar veins
B) Pterygoid plexus of veins
C) Maxillary vein
D) Middle meningeal vein

Question 16

Which of the following oral structures or regions is NOT drained by the facial vein?

A) Upper lip
B) Lower lip
C) Submental space
D) Lateral scalp

Question 17

During the extraoral examination of a patient, an artery is visually noted under the skin of the patient in the temporal region. Which artery can be visualized in this manner during the examination?

A) Middle temporal artery
B) Transverse facial artery
C) Superficial temporal artery
D) Maxillary artery

Question 18

What is a serious, life-threatening blood vessel lesion that occurs when a blood vessel is seriously traumatized, allowing large amounts of blood to escape into the surrounding tissue without clotting?

A) Hematoma
B) Thrombus
C) Bacteremia
D) Hemorrhage

Question 19

The common carotid artery is branchless and travels superiorly along the neck, lateral to the trachea and larynx to the upper border of the thyroid cartilage. The common carotid artery travels in a sheath deep to the superior, middle, and inferior pharyngeal constrictor muscle.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.

Question 20

The veins of the head and neck start out as large venules and become smaller as they near the base of the neck on their way to the heart. The veins of the head and upper neck are usually symmetric in location with limited or NO variance regarding their location.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.

Question 21

From the following list of blood vessels, select those blood vessels that anastomose with the pterygoid plexus of veins located around the pterygoid muscles.

A) Facial artery
B) Maxillary artery
C) Facial vein
D) Retromandibular vein
E) Maxillary vein

Question 22

From the following list of descriptions, select which descriptions can be used for the pathway of the maxillary artery.

A) May be superficial to lateral pterygoid muscle
B) Runs between mandible and temporomandibular ligament
C) May be deep to lateral pterygoid muscle
D) Runs through infratemporal fossa

Question 23

From the following list of terms concerning compromised blood vessels, select the terms that are associated DIRECTLY with clot formation.

A) Thrombus
B) Embolus
C) Hematoma
D) Hemorrhage
E) Varicosity

Question 24

What is the relationship of the maxillary vein to the superficial temporal vein?

A) Shallower
B) Deeper
C) Superior
D) Inferior

Question 25

How many anterior branches arise from the external carotid artery?

A) One
B) Two
C) Three
D) Four

Question 26

The pterygoid plexus of veins is a collection of small anastomosing vessels located around the pterygoid muscles and DIRECTLY surrounding which artery?

A) External carotid artery
B) Maxillary artery
C) Inferior alveolar artery
D) Internal carotid artery

Question 27

From the following list of descriptions, select which descriptions can be used for the pathway of the external carotid artery.

A) Begins at inferior border of thyroid cartilage
B) Travels upward medial to internal carotid artery
C) Begins at the termination of common carotid artery
D) Travels upward lateral to internal carotid artery

Question 28

What is the relationship of the subclavian artery to the common carotid artery?

A) Anterior
B) Posterior
C) Medial
D) Lateral

Question 29

With what nerve is the occipital artery closely associated at its origin?

A) Trigeminal nerve
B) Facial nerve
C) Hypoglossal nerve
D) Mandibular nerve

Question 30

From the following list of descriptions, select which descriptions can be used for the pathway of the external jugular vein.

A) Has valves near its entry
B) Terminates in the subclavian vein
C) Visible near the sternocleidomastoid muscle
D) Usually only one vein is present