Colloquium 2 Version 4

Question 1

Which of the following is also reffered to
as the pacemaker of the heart?
Atrioventricular node
Sinoatrial node
Purkinje fibers

Answer 1

Sinoatrial node

Question 2

The largest gland in the body is the…
thyroid
pituitary
liver

Answer 2

liver

Question 3

If you want to separate the abdominal from
the thoracic cavity, which plane would you
use?
transverse
sagittal
coronal
frontal

Answer 3

transverse

Question 4

McBurney’s point is often used to
locate the:

Appendix
Umbilicus
Small intestine
Iliac crest

Answer 4

Appendix

Question 5

Which of the following glands is NOT
endocrine?

adrenal glands
parotid glands
parathyroid glands
pineal glands

Answer 5

parotid glands

Question 6

The right coronary artery follows the coronary sulcus around the heart and branches into:

the right marginal branch and circumflex branch
the posterior interventricular branch and circumflex
branch
the anterior interventricular branch and circumflex
branch
the posterior interventricular branch and right
marginal branch

Answer 6

the posterior interventricular branch and right

marginal branch

Question 7

The three arteries that branch from the
celiac artery to supply the digestive organs
are:
left gastric, common hepatic, splenic
common gastric, left splenic, hepatic
suprarenal, renal, lumbar
superior mesenteric, inferior mesenteric, splenic

Answer 7

left gastric, common hepatic, splenic

Question 8

What would happen if the papillary muscles failed to contract?

the ventricles would not pump blood
blood would not enter the atria
the semilunar valves would not open
the AV valves would not close properly

Answer 8

the AV valves would not close properly

Question 9

The connective tissue sheath of the
_____ functions to stabilize and anchor the
blood vessel of which it is a layer

tunica externa
tunica media
tunica intima
tunica interna

Answer 9

tunica externa

Question 10

The pulmonary circuit begins with the:
left pulmonary artery
right pulmonary artery
right ventricle
pulmonary trunk

Answer 10

pulmonary trunk

Question 11

The three large, elastic arteries that originate along the aortic arch are the:

right subclavian, brachiocephalic, left common
carotid
brachiocephalic, left subclavian, right subclavian
brachiocephalic, left common carotid, left
subclavian
right common carotid, left common carotid,
brachiocephalic

Answer 11

brachiocephalic, left common carotid, left

subclavian

Question 12

The large blood vessel that collects most
of the venous blood from organs located
below the level of the diaphragm is the:

azygos vein
common iliac
great saphenous vein
inferior vena cava

Answer 12

inferior vena cava

Question 13

The inner surface of the thoracic wall is
covered by the _____, while the outer
surfaces of the lungs are covered by the

serous pleura, mucous pleura
parietal pleura, visceral pleura
thoracic pleura, lobar pleura
visceral pleura, serous pleura

Answer 13

parietal pleura, visceral pleura

Question 14

Which of the following structures are included in the lower respiratory system?

bronchi, respiratory bronchioles, alveolar sacs,
alveoli
trachea, lungs, respiratory bronchioles, alveoli
pharynx, larynx, bronchi, lungs
larynx, trachea, bronchi, lungs

Answer 14

bronchi, respiratory bronchioles, alveolar sacs,

Question 15

The following sequence lists veins carrying a drop of blood from the leg to the heart. Which vein is missing? Posterior
tibial, popliteal, femoral, common iliac,
inferior vena cava

deep femoral
great saphenous
internal iliac
external iliac

Answer 15

external iliac

Question 16

Which of the following carry exclusively oxygen rich
blood?

systemic arteries, systemic veins
pulmonary veins, systemic arteries
pulmonary arteries, systemic arteries
pulmonary arteries, pulmonary veins

Answer 16

pulmonary veins, systemic arteries

Question 17

Larger lymphatic vessels are like veins
in all of the following ways except:

found in association with blood vessels
pressures exceed those in veins
both contain valves
walls have comparable layers

Answer 17

pressures exceed those in veins

Question 18

The pacemaker of the heart:

is in the atrioventricular (AV) node
is slowed by stimulation of the vagus nerve
increases its rate of firing with an increase in body
temperature
both b and c

Answer 18

both b and c

Question 19

The most important muscles of
respiration are

external and internal intercostals, scalenes,
serratus anterior
external and internal intercostals, rectus
abdominus, abdominal obliques
external and internal intercostals, diaphragm
diaphragm, abdominal obliques, rectus abdominus

Answer 19

external and internal intercostals, diaphragm

Question 20

The strong, tendinous cords called
chordae tendinae:

strengthen the interventricular septum
prevent the atrioventricular valves from everting
form the fibrous skeleton of the heart
support the pericardium surrounding the heart

Answer 20

prevent the atrioventricular valves from everting

Question 21

A person’s blood pressure is generally
taken with a cuff around the humerus
where constriction is applied to the

subclavian artery
ulnar artery
brachial artery
radial artery

Answer 21

brachial artery

Question 22

Which of the following represents the
correct sequence in which inspired air
flows?

choanae, pharynx, nasal fossae, larynx, trachea,
bronchi, lungs
nasal fossae, pharynx, larynx, choanae, trachea,
bronchi, lungs
nasal fossae, choanae, pharynx, larynx, trachea,
bronchi, lungs
choanae, nasal fossae, larynx, pharynx, trachea,
bronchi, lungs

Answer 22

nasal fossae, choanae, pharynx, larynx, trachea,

bronchi, lungs

Question 23

The region where a bronchus and pulmonary vessel enter and exit the lungs is called:

the cupola
the hilum
the apex
the capsule

Answer 23

the hilum

Question 24

The vocal chords are attached to the:

cricoid and thyroid cartilages
cuneiform and cricoid cartilages
corniculate and thryoid cartilages
arytenoid and thryoid cartilages

Answer 24

arytenoid and thryoid cartilages

Question 25

Which of the following does not branch off of the abdominal aorta? the coronaries the superior mesenteric artery the renal artery the celiac artery

Answer 25

the coronaries

Question 26

The artery which can be palpated under the mandible near the angle of jaw is : - Facial • Lingual • Maxillary • Ascending pharyngeal

Answer 26

- Facial

Question 27

``` The fundus of gallbladder is in the angle between lateral border of right rectus abdominis and which costal cartilage? • 6th • 7th • 8th • 9th ```

Answer 27

+9th

Question 28

Taste from the posterior one third of tongue is provided by which of the following nerve? * Glossoopharyngeal * Facial * Vagus * Hypoglossal

Answer 28

• Glossoopharyngeal

Question 29

14) All of following are branches of descending thoracic aorta except : * Posterior intercostal artery * Subcostal artery * Left subclavian artery * Left bronchial artery

Answer 29

• Left subclavian artery

Question 30

Distance between upper incisors and gastroesophageal junction is: * 15 cm * 25 cm * 40 cm * 60 cm

Answer 30

• 15 cm

Question 31

Arterial branches which supply the head and neck of the femur is/are ``` +Medial circumflex artery • Lateral circumflex artery • Profunda femoris artery • Obturator artery • Ext. femoral artery ```

Answer 31

• Lateral circumflex artery

Question 32

True statements about the boundary of the nasal cavity include: * a. cribriform plate forms part of the roof * b. maxilla forms the floor of the cavity * c. vomer forms the lateral wall of the cavity * d. palatine forms part of the roof * e. only a and b

Answer 32

• e. only a and b

Question 33

``` The maxillary artery: • a. terminates in the pterygopalatine fossa b. supplies the lateral wall of the nose • c. gives off meningeal arteries • d. supplies the muscles of mastication • e. all are true ```

Answer 33

• e. all are true

Question 34

``` The following are branches of the external carotid artery: • a. the facial artery • b. the occipital artery • c. the inferior thyroid artery • d. the vertebral artery • e. the lacrimal artery ```

Answer 34

• a. the facial artery

Question 35

``` Structures passing through the foramen magnum include: • a. the anterior spinal artery • b. the dura • c. the vagus nerve • d. the spinal accessory nerve • e. the vertebral artery ```

Answer 35

• e. the vertebral artery

Question 36

The vertebral artery: • a. is derived from the carotid artery • b. enters the skull through the foramen magnum • c. gives off the posterior inferior cerebellar artery • d. contains a plexus of preganglionic sympathetic nerve on its wall • e. is anterior to the spinal accessory nerve as it enters the skull bce

Answer 36

• b. enters the skull through the foramen magnum

Question 37

The maxillary and superficial temporal arteries arise from (a) the external carotid artery. (b) the internal carotid artery. (c) the vertebral artery. (d) the facial artery

Answer 37

(a) the external carotid artery.

Question 38

``` 4. Urine flowing from the papillary ducts enters directly into (a) the renal calyces. (b) the ureter. (c) the renal pelvis. (d) the distal convoluted tubules ```

Answer 38

(a) the renal calyces.

Question 39

3. The renal medulla of the kidney contains (a) glomerular capsules. (b) glomeruli. (c) renal pyramids. (d) adipose capsules

Answer 39

(c) renal pyramids.

Question 40

``` 5. Which of the following statements concerning the kidneys is false? (a) They are retroperitoneal. (b) They each contain 8 to 15 renal pyramids. (c) They each have two distinct regions—the renal cortex and renal medulla. (d) They are positioned between the third and fifth lumbar vertebrae ```

Answer 40

(d) They are positioned between the third and fifth lumbar vertebrae