Which of the following statements about lymphocyte production is true?
A) Stress causes the number of lymphocytes to increase.
B) Lymphocytes carry oxygen to various parts of the body.
C) Lymphocytes are a specific type of killer T-cell.
D) Bereaved people have shown lower lymphocyte levels than people in the control group.

Question

Which of the following statements about lymphocyte production is true?
A) Stress causes the number of lymphocytes to increase.
B) Lymphocytes carry oxygen to various parts of the body.
C) Lymphocytes are a specific type of killer T-cell. 
D) Bereaved people have shown lower lymphocyte levels than people in the control group.

Quizplus · Accepted Answer

Studies have shown that people who are grieving the loss of a loved one have lower levels of lymphocytes compared to people in the control group. This suggests that stress and emotional trauma can decrease lymphocyte production. Option A is incorrect as stress actually decreases lymphocyte production. Option B is incorrect as lymphocytes do not carry oxygen. Option C is incorrect as lymphocytes are a type of white blood cell that includes both B-cells and T-cells.

Which of the Following Statements About Lymphocyte Production Is True