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Anatomy > Theory Test # 6 - March 26th > Flashcards

Theory Test # 6 - March 26th Flashcards

1
Q 
Which circulatory system structures are controlled by the sympathetic division of the nervous system, allowing for vasoconstriction?
A) Veins and Venules
B) Lymph ducts and lymph nodes
C) Arteries and arterioles
D) Capillaries and veins
A

C) Arteries and arterioles

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2
Q 
Which type of vessels always carries blood to the heart?
A) Veins
B) Arteries
C) Capillaries
D) Lymphatic ducts
A

A) Veins

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3
Q

Which statement about vascular anastomoses is FALSE?
A) They ensure an adequate blood supply to the skin and skeletal muscles
B) They provide alternative pathways to ensure a continual blood supply
C) Metarteriole shunts in capillary beds are arteriovenous anastomoses
D) Venous anastomoses are more common than arterial anastomoses

A

A) They ensure an adequate blood supply to the skin and skeletal muscles

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4
Q 
Blood from the right ventricle flows into the \_\_\_\_\_\_
A) Left atrium
B) Left ventricle
C) Pulmonary trunk
D) Ascending aorta
A

C) Pulmonary trunk

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5
Q 
What is NOT a feature of arteries?
A) Tunica adventitia
B) Endothelial valves
C) Smooth tunica intima
D) Muscular tunica media
A

B) Endothelial valves

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6
Q 
The endothelial lining of the tunica intima is composed of \_\_\_\_ cells that form a \_\_\_\_ surface reducing friction to blood flow
A) Simple squamous/smooth
B) Simple squamous/rough
C) Cuboidal/smooth
D) Cuboidal/rough
A

A) Simple squamous/smooth

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7
Q 
Which type of capillaries is leaky with large clefts that allow passage of proteins and blood cells into the Interstitium?
A) Fenestrated
B) Continuous
C) Sinusoidal
D) Lymphatic
A

C) Sinusoidal

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8
Q

Which statement about veins is FALSE?
A) All veins transport blood away from the heart
B) Have large lumens that act as a blood reservoir
C) Most have valves to assist in venous return
D) Often follow along the same path as arteries

A

A) All veins transport blood away from the heart

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9
Q 
Which chamber of the heart receives deoxygenated blood from the body?
A) Right ventricle
B) Right atrium
C) Left ventricle
D) Left atrium
A

B) Right atrium

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10
Q 
Which covering of the heart is composed of dense connective tissue?
A) Serous pericardium
B) Myocardium
C) Endocardium
D) Fibrous pericardium
A

D) Fibrous pericardium

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11
Q 
The mitral valve is located between the \_\_\_\_ and the \_\_\_\_
A) Left ventricle/Aorta
B) Left atrium/left ventricle
C) Right atrium/right ventricle
D) Right ventricle/pulmonary trunk
A

B) Left atrium/left ventricle

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12
Q

Which statement about the aorta is FALSE?
A) The descending aorta passes through an opening within the diaphragm
B) The abdominal aorta gives rise to unpaired arteries that supply the viscera
C) The aorta ends at the level of the L4 vertebra by dividing into the common iliac arteries
D) The aorta is solely responsible for the blood supply to the structures of the thorax and abdomen

A

D) The aorta is solely responsible for the blood supply to the structures of the thorax and abdomen

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13
Q 
The right coronary artery branches into the \_\_\_\_ artery and the posterior interventricular artery
A) Anterior interventricular
B) Left coronary
C) Circumflex
D) Marginal
A

D) Marginal

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14
Q 
Blood from the coronary sinus empties into which structure?
A) Left atrium
B) Right atrium
C) Pulmonary vein
D) Superior vena cava
A

B) Right atrium

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15
Q 
The subclavian artery passes posterior to which muscle?
A) Pectoralis minor
B) Anterior scalene
C) Middle scalene
D) Subscapularis
A

B) Anterior scalene

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16
Q 
Which artery supplies the muscles of the first two intercostal spaces and the deep posterior cervical muscles?
A) Costocervical trunk
B) Thyrocervical trunk
C) Internal thoracic
D) Vertebral
A

A) Costocervical trunk

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17
Q 
Which branch of the subclavian arteries supplies blood to the brain?
A) Thyrocervical trunk
B) External carotid
C) Axillary
D) Vertebral
A

D) Vertebral

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18
Q 
At which area does the common carotid artery branch into the internal and external carotid arteries?
A) As it passes over the first rib
B) Just posterior to the clavicle
C) Near the angle of the mandible
D) At the level of the thyroid cartilage
A

D) At the level of the thyroid cartilage

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19
Q 
Which artery arises from the internal carotid artery?
A) Superficial temporal
B) Anterior cerebral
C) Superior thyroid
D) Maxillary
A

B) Anterior cerebral

20
Q 
Which artery that branches off the Circle of Willis supplies the frontal lobes of the cerebrum?
A) Anterior communicating
B) Posterior cerebral
C) Anterior cerebral
D) Middle cerebral
A

C) Anterior cerebral

21
Q 
The \_\_\_\_ cerebral arteries branch off the \_\_\_\_ artery and form part of the Circle of Willis
A) Anterior/subclavian
B) Posterior/subclavian
C) Posterior/basilar
D) Anterior/basilar
A

C) Posterior/basilar

22
Q 
Which pulse is palpable as the external carotid artery branches and passes superficial to the zygomatic arch?
A) Facial
B) Occipital
C) Maxillary
D) Superficial Temporal
A

D) Superficial Temporal

23
Q 
Which pulse is palpated lateral to the flexor carpi Ulnar is tendon at the wrist?
A) Ulnar
B) Radial
C) Brachial
D) Popliteal
A

A) Ulnar

24
Q

Which set of structures outlines the boundaries where the femoral pulse can be palpated?
A) Biceps Femoris, Gracialis, Vastus Medialis
B) Iliotibial band, Vastus Lateralis, Rectus Femoris
C) Rectus Femoris, Inguinal Ligament, Vastus Lateralis
D) Inguinal Ligament, Sartorius, Adductor Longus

A

D) Inguinal Ligament, Sartorius, Adductor Longus

25
Q

Which statement about the Axillary artery is TRUE?
A) Begins at the lateral border of the third rib
B) Branches supply muscles of the forearm
C) Branches supply the pectoral muscles
D) A continuation of the brachial artery

A

C) Branches supply the pectoral muscles

26
Q 
Which artery accompanies the Axillary nerve as it travels through the quadrangular space?
A) Axillary
B) Brachial
C) Subscapular
D) Posterior circumflex humeral
A

D) Posterior circumflex humeral

27
Q 
Which artery passes, along with the radial nerve, through the spiral groove?
A) Radial
B) Axillary
C) Brachial
D) Profunda Brachial
A

D) Profunda Brachial

28
Q 
For most of its length, the ulnar artery lies adjacent to which nerve?
A) Musculocutaneous
B) Median
C) Radial
D) Ulnar
A

D) Ulnar

29
Q 
Which structure gives rise to the deep veins of the upper limb?
A) Palmar venous arch
B) Dorsal venous arch
C) Cavernous sinus
D) Aortic arch
A

A) Palmar venous arch

30
Q 
Which artery supplies blood to the distal portion of the large intestine?
A) Celiac trunk
B) Median sacral
C) Inferior mesenteric
D) Superior mesenteric
A

C) Inferior mesenteric

31
Q 
Which artery supplies blood to the adrenal glands?
A) Renal
B) Suprarenal
C) Common Iliac
D) Superior mesenteric
A

B) Suprarenal

32
Q 
Which artery is NOT a branch of the internal iliac artery?
A) Superior gluteal
B) Inferior gluteal
C) Median sacral
D) Obturator
A

C) Median Sacral

33
Q 
The femoral artery passes through the \_\_\_\_ to become the popliteal artery
A) Popliteal fossa
B) Adductor canal
C) Adductor hiatus
D) Femoral triangle
A

C) Adductor hiatus

34
Q 
Which artery supplies the Extensor Hallucis longus muscle?
A) Posterior tibial
B) Anterior tibial
C) Dorsalis pedis
D) Fibular
A

B) Anterior tibial

35
Q 
Which vein drains the vertebrae, spinal cord, and deep cervical spine muscles?
A) Radial
B) Vertebral
C) External Jugular
D) Inferior vena cava
A

B) Vertebral

36
Q 
What is the major vein draining the brain?
A) Facial
B) Vertebral
C) Internal Jugular
D) External Jugular
A

C) Internal Jugular

37
Q 
Which vein does NOT drain the head and neck?
A) External jugular
B) Internal jugular
C) Vertebral
D) Axillary
A

D) Axillary

38
Q 
Which vein has a corresponding artery and nerve?
A) Radial
B) Popliteal
C) Subclavian
D) Brachiocephalic
A

B) Popliteal

39
Q 
Deoxygenated blood from the thorax empties into which blood vessel?
A) Thoracic aorta
B) Inferior vena cava
C) Superior vena cava
D) Common iliac arteries
A

C) Superior vena cava

40
Q

Which statement about venous drainage of the abdomen is TRUE?
A) All veins draining the abdomen are paired
B) Veins of the abdomen drain into the superior vena cava
C) Nutrient rich blood passes through the hepatic portal system
D) Abdominal vein pathways are very different from those of abdominal arteries

A

C) Nutrient rich blood passes through the hepatic portal system

41
Q 
The popliteal vein is formed by the anastomoses of which set of veins?
A) Anterior tibial/Peroneal
B) Posterior tibial/Peroneal
C) Posterior tibial/Anterior tibial
D) Great saphenous/Small saphenous
A

C) Posterior tibial/Anterior tibial

42
Q 
What does NOT contribute to venous return?
A) Valves
B) Breathing
C) Lymphatic flow
D) Skeletal muscle contractions
A

C) Lymphatic flow

43
Q

Which mechanism does NOT assist lymphatic return?
A) Movement of surrounding tissues
B) Valves preventing back flow of blood
C) Contraction of visceral smooth muscle
D) Changes in thoracic and abdominal pressure

A

C) Contraction of visceral smooth muscle

44
Q 
Which specialization distinguishes lymphatic capillaries from veins?
A) One-way valves
B) ‘Close-ended’ vessels
C) Low pressure system
D) Endothelial cells line the lumen
A

B) ‘Close-ended’ vessels

45
Q

The right lymphatic duct collects lymph from which area?
A) Extremities only
B) Head and extremities
C) Right side of the upper half of the body including the right arm
D) Lower half of the left side of the body including the left arm and lower extremities

A

C) Right side of the upper half of the body including the right arm

46
Q 
When swollen, which group of lymph nodes can be palpated along the anterior border of the upper trapezius?
A) Superficial cervical chain
B) Posterior cervical chain
C) Deep cervical chain
D) Suboccipital
A

B) Posterior cervical chain

47
Q 
When inflamed, which lymph node grouping can be palpated along the lateral aspect of the adductor longus muscle?
A) Horizontal Inguinal
B) Vertical Inguinal
C) Epithrochlear
D) Popliteal
A

B) Vertical Inguinal

Anatomy (30 decks)

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