The respiratory quotient is the ratio of ____________________ to ____________________
Fill in the blank(s) with correct word
CO2 produced, O2 consumed
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Lymphocyte activation can occur in several ways. However, in all cases
A. helper T cells are activated first and they then stimulate other cells. B. antigen-presenting cells process the antigen and present it to the lymphocytes. C. antigens must be able to recognize the lymphocytes. D. lymphocytes must recognize an antigen. E. cytokines released by the antigen stimulate the lymphocyte response.
The primary function of the lymphatic system is to drain tissue spaces of protein-containing fluid that escapes from the blood capillaries
a. True b. False Indicate whether the statement is true or false
Clusters of ganglionic sympathetic neurons that innervate organs in the abdominopelvic region are called ________ ganglia
A) intramural B) collateral C) chain D) paravertebral E) suprarenal
The respiratory centers of the brainstem lie within the:
A) basal ganglia. B) pons and medulla. C) diencephalon. D) midbrain.