Which structure in the figure is labeled A?
a) left common carotid artery
b) left subclavian artery
c) left pulmonary vein
d) mitral valve
a
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The reabsorption of water in the nephron is accomplished due to the generation of an osmotic gradient created by Na+ reabsorption.
Answer the following statement true (T) or false (F)
The rising phase of a cardiac pacemaker action potential is caused by a __________ current
A) Potassium B) Sodium C) Chloride D) Calcium Fill in the blank with the correct answer.
Binding of ACh with receptor sites on the motor end plate opens chemical messenger-gated cation channels in the motor end plate, bringing about depolarization of the motor end plate
Indicate whether the statement is true or false
Which of the following can be calculated if the tidal volume and respiratory rate are known?
A) respiratory minute volume B) inspiratory reserve volume C) expiratory reserve volume D) anatomical dead space E) forced vital capacity