AP PSYCHOLOGY

Detailed explanation-1: -The cerebellum receives information from the sensory systems, the spinal cord, and other parts of the brain and then regulates motor movements. It regulates voluntary movements such as posture, balance, coordination, and speech, resulting in smooth and balanced muscular activity.

Detailed explanation-2: -The cerebellum-also called the “little brain” because it looks like a small version of the cerebrum-is responsible for balance, movement, and coordination. The pons and the medulla, along with the midbrain, are often called the brainstem. The brainstem takes in, sends out, and coordinates the brain’s messages.

Detailed explanation-3: -The flocculonodular lobe. It is the oldest part of the brain in evolutionary terms (archicerebellum) and participates mainly in balance and spatial orientation. Its primary connections are with the vestibular nuclei, although it also receives visual and other sensory input.

Detailed explanation-4: -Cerebellum: is located under the cerebrum. Its function is to coordinate muscle movements, maintain posture, and balance. Brainstem: acts as a relay center connecting the cerebrum and cerebellum to the spinal cord.

Detailed explanation-5: -The ear is a sensory organ that picks up sound waves, allowing us to hear. It is also essential to our sense of balance: the organ of balance (the vestibular system) is found inside the inner ear. It is made up of three semicircular canals and two otolith organs, known as the utricle and the saccule.