List the blood vessels that a drop of blood will pass through as it leaves the head and travels toward the heart: 1. External jugular vein 2. Anterior vena cava 3. Subclavian vein 4. Brachiocephalic vein
A) 1, 3, 4, 2
B) 1, 2, 3, 4
C) 1, 4, 2, 3
D) 1, 4, 3, 2
A
Explanation:
B) The external jugular veins (1 ) drain each side of the head then merge with the subclavian veins (3 ) to form the brachiocephalic vein (4 ). The brachiocephalic veins then unite as the anterior vena cava (2 ).
C) The external jugular veins (1 ) drain each side of the head then merge with the subclavian veins (3 ) to form the brachiocephalic vein (4 ). The brachiocephalic veins then unite as the anterior vena cava (2 ).
D) The external jugular veins (1 ) drain each side of the head then merge with the subclavian veins (3 ) to form the brachiocephalic vein (4 ). The brachiocephalic veins then unite as the anterior vena cava (2 ).
You might also like to view...
Each neuron in the CNS may receive input from
A) only one synaptic knob. B) about 10 dendrites. C) thousands of axons. D) one synaptic knob at each end.
Normally, the stroke volume of the right side of the heart is the same as the stroke volume of the left side of the heart
Indicate whether the statement is true or false
Which of the following might occur after a helper T cell is presented with a processed antigen and costimulated?
A. Helper T cells lyse. B. Helper T cells destroy the presenting cell. C. Helper T cells stop division. D. Helper T cells release interleukins that stimulate B cells to clone. E. Helper T cells produce antibodies.
Hemoglobin transports all of the following except which one?
A. Hydrogen ions B. Hydroxyl ions C. Oxygen D. Carbon dioxide