The pH of blood is
Between 7 - 8
Between 2 - 4
Between 12 - 14
Between 2 - 5
A circulatory system, which is formed by capillaries and ends with capillaries is
Renal
Hepatic
Double circulatory system
Hypophysial portal system
The largest RBCs have been seen in
Elephant
Whale
Amphibians
Man
Which blood vessels carry blood from different parts of your body to the heart?
Capillaries
Arteries
Veins
All of these
Haematuria means
RBCs in the urine
WBCs in the urine
Both 1 and 2
None of these
Maximum surface area of circulatory system is seen in
Heart
Arterioles
Systemic heart refers to
Enteric heart in lower vertebrates
The two ventricles together in humans
The heart that contracts under stimulation from nervous system
Left auricle and left ventricle in higher vertebrates
The volume of blood each ventricle pumps out during a cardiac cycle is about
70 mL
5000 mL
7 L
1200 mL
Rh- person donated blood to Rh+ person for the second time. Then,
Rh- person will die
Nothing happens to Rh+ person
Rh+ blood starts reacting to Rh- blood
Rh+ person will die
The blue baby syndrome results from
Excess of chloride
Methaemoglobin
Excess of dissolved oxygen
Excess of TDS (Total Dissolved Solids)
