Exam-PARTS OF BRAIN (BIPN 100)QUESTIONS & ANSWERS

Exam-PARTS OF BRAIN (BIPN 100)QUESTIONS &
ANSWERS

what are the four main parts of the brain? Correct Answer-cerebrum, cerebellum,

brainstem, diencephalon




what three regions are apart of the Brainstem? Correct Answer-1. medulla oblongata


2. pons


3. midbrain




what is the overall function of the Brainstem? Correct Answer-arousal, sleep, muscle tone,

stretch reflexes, coordination of breathing, cardio vascular reflexes, blood psi regulation,

modulation of pain




what does the medulla oblongata do? Correct Answer-1. heart rate, blood psi

(cardiovascular reflexes)


2. nausea and vomiting




what do the pons do? Correct Answer-controls respirations

, Exam-PARTS OF BRAIN (BIPN 100)QUESTIONS &
ANSWERS

what does the midbrain do? Correct Answer-1. initiation of movement (eye movement

too)


2. involved in voluntary movement (substania nigria)


3. associated with Parkinsons




how many cranial nerves originate in the brainstem? Correct Answer-11 of the 12




what three regions are apart of the Diencephalon? Correct Answer-1. Thalamus


2. Hypothalamus


3. Pineal Gland




What does the thalamus do? Correct Answer-1. relay station (receives info and tells it

where to go)


2. receives sensory fibers from optic tract, ears, and spinal cord


3. receives motor info from cerebellum


4. projects fibers to the cerebrum