1
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Which one of the following has an open circulatory system?
A
Octopus
B
Pheratima
C
Periplaneta
D
Hirudinaria
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Angiotensinogen is a protein produced and secreted by
A
juxtaglomerular (JG) cells
B
macula densa cells
C
endothelial cells (cells lining the blood vessels)
D
liver cells.
3
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
The contractile protein of skeletal muscle involving ATPase activity is
A
troponin
B
tropomyosin
C
myosin
D
$$\alpha $$-actinin.
4
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Bowman's glands are found in
A
juxtamedullary nephrons
B
Olfactory epithelium
C
external auditory canal
D
cortical nephrons only
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