General Knowledge :: Biology
- Which statement regarding the mammalian heart is correct?
- An individual whose blood type is B may in an emergency, donate blood to a person whose blood type is
- Which of the following carries oxygen to various parts of human body?
- Instrument used to measure blood pressure is
- Hemoglobin, the oxygen carrying substance in red blood cells, is a
- The smallest blood vessels which are one-cell thick, are called ________
- Name the blood cells in which nucleus is absent.
A.
Blood is pumped from the heart via the atria |
B.
Oxygen-loaded blood moves only through the right side of the heart |
C.
When the right atrium contracts, it forces blood into the left atrium |
D.
In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs |