Derivatives of fourth aortic arch are:

A Arch of the aorta
B Proximal part of right subclavian artery
C Arch of the aorta
D Proximal part of right subclavian artery
E Internal carotid artery
F Common carotid artery
G Right pulmonary artery
H Internal carotid artery
I Common carotid artery
J Right pulmonary artery

Correct Answer: Arch of the aorta, Proximal part of right subclavian artery, Arch of the aorta, Proximal part of right subclavian artery

Bissoy MCQ
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Related Questions

The type of arch generally constructed over a wooden lintel or over a flat arch for the purpose of carrying the load of the wall above is
A Segmental arch
B Pointed arch
C Relieving arch
D Flat arch
which of the following structure passes through the aortic opening of the diaphragm?
A Thoracic duct
B Vagal trunk
C Azygos vein
D Inferior venacava
Dicrotic notch in aortic pressure pulse curve
A Occurs at the end of protodiastole
B Coincides with second heart sound
C Occurs at the end of ventricular systole
D Occurs during rapid ventricular ejection phase
E Coincides with closure of AV valves
Predisposing factors for aortic dissection are
A Hypertension
B Pregnancy
C Coarctation of aorta
D Hypotension
E Mitral valve surgery
Aortic valve incompetence may cause
A Increase in arterial pulse pressure
B Systolic murmurs in the aortic valve area
C Decreased myocardial blood flow
D Left ventricular failure
E Hypertrophy of left ventricular muscle
In aortic sclerosis, there is
A Slow rising upstroke and reduced amplitude of carotid pulse
B Reduced intensity A2
C Ejection systolic murmur in aortic area
D Heaving apex beat
E Palpable thrill in aortic area
Aortic regurgitation may occur in
A Reiter's syndrome [Davidson's/23rd/P-1031(see C/]
B Ankylosing spondylitis
C Polymyalgia rheumatica
D Systemic lupus erythematosus
E Polymyositis
Aortic incompetence
A Is associated with bicuspid aortic valve
B Causes pistol shot sounds at the femoral arteries
C Causes capillary pulsation in the nail bed
D Can result from type B aortic dissection
E Has a severity which is proportional to the intensity of the diastolic murmur
The derivatives of neural crest cells are
A Cranio-facial skeleton
B Autonomic ganglia
C Melanocyte
D Duramater
E Cortex of adrenal gland
Derivatives of neural crest are:
A Facial skeleton
B Melanocytes
C Adrenal medulla
D Hepatocytes
E Spinal cord

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