Anatomy,Physiology & Biochemistry

Advantages of iliac artery cannulation over femoral artery cannulation are all of the following, except,
a) cannulation can be done with a large caliber cannula
b) better asepsis
c) no chance of lymph collection
d) faster speed & ease of dissection and cannulation
Sinutubular junction is a part of
a) RA
b) LA
c) LV
d) aorta
pK of a buffer indicates
a) concentration of the buffer in blood
b) concentration of the buffer in the tissue
c) ratio of acid to base
d) pH at which the buffer is most efficient
 
pK of bicarbonate buffer system is
a) 3.1
b) 4.1
c) 5.1
d) 6.1
Due to low oncotic pressure of the priming fluid, the RBCs first become
a) biconvex
b) biconcave
c) sickle shaped
d) tear drop shaped
The problem with a biconvex RBC is
a) it is more fragile
b) it carries less hemoglobin
c) it has less affinity for oxygen
d) it starts combining with CO2
The minimal size of a colloid particle is
a) 10,000-20,000 Daltons
b) 20,000- 30,000 Daltons
c) 30,000- 40,000 Daltons
d) 40,000- 50,000 Daltons
Other name for hormone Vasopressin is
a) antidiuretic hormone
b) aldosterone hormone
c) bradykinin peptide
d) kallikrein peptide
Catacholamines are released from
a) supra aortic nucleus of hypothalamus
b) paraventricular nucleus of hypothalamus
c) adrenal medulla
d) adrenal cortex
Which of the following hormones does not affect the blood flow through kidneys?
a) T3
b) angiotensin
c) epinephrine
d) prostaglandins
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