In humans, RBCs are formed in |
|||
a) |
Red bone marrow |
b) |
Heart |
c) |
Lungs |
d) |
Yellow bone marrow |
In humans, RBCs are formed in |
|||
a) |
Red bone marrow |
b) |
Heart |
c) |
Lungs |
d) |
Yellow bone marrow |
(a)
Red bone marrow.
Erythrocytes or RBC are the most abundant of the three types of blood cells. They have a count of about 5-5.5 million per cubic mm of the blood in an adult male and 4.5-5 million/ in females. They are formed in the red bone marrow in the adults
In frog’s heart, there are cardiac muscles, which consists of fibres called |
|||||||
a) |
Purkinje fibres |
b) |
Myonemes |
c) |
Telodendria |
d) |
Columnae carnae |
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