New York State Emergency Medical Technician (EMT) Practice Exam

What are the three major parts of the brain?

1. Cerebellum, medulla, and occiput

2. Brain stem, midbrain, and spinal cord

3. Midbrain, cerebellum, and spinal cord

4. Cerebrum, cerebellum, and brain stem

The correct answer is: Cerebrum, cerebellum, and brain stem

The three major parts of the brain are indeed the cerebrum, cerebellum, and brain stem. The cerebrum is the largest part of the brain and is responsible for higher brain functions such as thought, action, and integration of sensory information. It is divided into two hemispheres and further into lobes that handle specific functions like visual processing, coordination of movement, and management of emotions. The cerebellum, located at the back of the brain, plays a crucial role in coordinating body movements, maintaining balance, and fine-tuning motor control. It is essential for performing smooth and accurate movements and helps in adjusting posture. The brain stem, which is located beneath the cerebrum and in front of the cerebellum, connects the brain to the spinal cord and controls many of the body's automatic functions, such as breathing, heart rate, and blood pressure. It is also involved in alertness and sleep regulation. These three components collectively manage both voluntary and involuntary functions, making them critical to overall bodily function and survival.