1. Fe2+
2. Mg
3. Ca2+
4. Cu2+
Fe2+
1. pulmonary artery
2. pulmonary vein
3. carotid artery
4. coronary artery
pulmonary artery
1. AB group
2. A group
3. O group
4. B group
O group
1. Cu2+
2. Fe3+
3. Fe2+
4. Cu2+
Fe2+
1. onset of ventricular ejection
2. end of arterial contraction
3. beginning of atrial contraction
4. None of the above
beginning of atrial contraction
1. heat
2. removal of Ca2+
3. Both (a) and (b)
4. increasing O2 supply
Both (a) and (b)
1. Lopushinsky
2. Hylmo
3. Munch
4. Robertson
Hylmo
1. 130/20
2. 120/80
3. 140/20
4. 120/40
120/80
1. coronary arteries
2. coronary veins
3. pulmonary veins
4. pulmonary arteries
coronary veins
1. phosphates
2. sulphates
3. nitrates
4. bicarbonates
phosphates