NEET BIOLOGY

Detailed explanation-1: -It includes two evaginations: the parietal organ and the pineal body, which function as an endocrine gland and a sense organ.

Detailed explanation-2: -Medulla oblongata: The medulla oblongata is at the bottom of the brain stem, where the spinal cord meets the foramen magnum of the skull. It is responsible for autonomic functions, some of which are crucial for survival.

Detailed explanation-3: -In all the vertebrates, the central nervous system comprises the brain and the spinal cord. The brain contains centres that process the signals received, regulate the homeostasis, and control emotions and intelligence. The spinal cord helps in the transfer of information to and from the brain.

Detailed explanation-4: -Sensory Processing in Animals. The sensory system detects signals from the outside environment and communicates it to the body via the nervous system. The sensory system relies on specialized sensory receptor cells that transduce external stimuli into changes in membrane potentials.

Detailed explanation-5: -Nerves and Sensory Organs Make Up the Peripheral Nervous System.