All of the following are types of leukocytes EXCEPT ________.

A) neutrophils
B) erythrocytes
C) monocytes
D) lymphocytes

When oxygen binds with hemoglobin, the molecule is called ________.

Depolarization of the plasma membrane occurs when there is a rapid influx (inflow) of

A) potassium ions.
B) chloride ions.
C) calcium ions.
D) sodium ions.
E) amino acids.