Lloyd, who was watching television in his apartment late at night, heard a door creak. His heart started to pound before he even realized what was happening. What is the reason for this?
a. Sensory information can reach the cortex rapidly along routes that are separate from the pathways for information going to the amygdala.
b. Sensory information reaches the hypothalamus, which is responsible for our initial physical reaction, before the amygdala and cortex.
c. Sensory information can reach the amygdala rapidly along routes that are separate from the pathways for information going to the cortex.
d. Sensory information can be transmitted incorrectly when the stimuli is not easily understood.
Question 2
When Lenny came face-to-face with a young bear while hiking in the Sierra Nevada mountains, sensory input traveled to his cerebral cortex and to his amygdala. In what order was the sensory input initiated?
a. first the cerebral cortex, and then the amygdala
b. simultaneously
c. first the cerebral cortex, and then if a certain threshold was reached, the amygdala
d. first the amygdala, and then the cerebral cortex
Summation of Heart Sounds, Pulmonic Ejection Click
The conduction system of the heart; traces the path of the electrical impulse that stimulates the he
SHEEP HEART
Heart
Desmosomes and gap junctions, as shown in heart muscle.
Position of the fetus in late pregnancy results in stresses on the mother’s body.