Select the four parts of the lower respiratory tract.

a-thymus
b-trachea
c-bronchi
d-nerves
e-mediastinum
f-larynx
g-alveoli
h-sinuses

At what age does trust usually begin to develop? a. 25 weeks b. 20 weeks c. 15 weeks d. 10 weeks

According to research, which of the following statements reflecting the relationship between emotion and the prefrontal cortex is false? a.the prefrontal cortex to regulate one's emotional response. b. the prefrontal cortex is activated when processing information associated with stress. c. sensory input indicating emotion first enters the prefrontal cortex before traveling to the amygdala. d. the prefrontal cortex processes information associated with emotional pleasure.

Which two levels of the spine that can undergo flexion and extension?