The two major groups of white blood cells are ________
A) leukocytes and erythrocytes
B) platelets and megakaryocytes
C) neutrophils and basophils
D) granulocytes and agranulocytes
E) granulocytes and leukocytes
D
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Anaerobic and aerobic respiration begin with _______, in which glucose is
broken down. Fill in the blank(s) with correct word
The intrapulmonary pressure
a. is the pressure within the air sacs of the lung b. always equilibrates with atmospheric pressure c. is always less than intrapleural pressure d. is both a and b e. is both a and c
33) Which of the following are found in the structure labeled "3"?
A) actin
B) myosin
C) titin
D) tropomyosin
E) All of the answers are correct.
Sensory neurons that are normally inactive but can become active for a short time are called ________
A) phasic receptors B) tonic receptors C) myelinated D) proprioceptors E) nociceptors