BAPSY Bachelor of Arts in Psychology Biological Bases of Behavior Questions and Answers Flashcards
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Read the first 6 BAPSY Bachelor of Arts in Psychology Biological Bases of Behavior Questions and Answers flashcards as text
Which lobe of the cerebral cortex is primarily responsible for processing visual information?
Answer: Occipital lobe
The occipital lobe, located at the back of the brain, contains the primary visual cortex and is specialized for visual processing.
What role do mirror neurons play in human behavior?
Answer: They fire both when performing an action and when observing someone else perform it
Mirror neurons activate during both action execution and observation, and are believed to underlie empathy and imitation learning.
A person who has undergone a split-brain procedure has had which structure severed?
Answer: Corpus callosum
The corpus callosum is the large bundle of nerve fibers connecting the two cerebral hemispheres, and severing it prevents interhemispheric communication.
Which endocrine gland is often called the 'master gland' because it regulates other glands in the body?
Answer: Pituitary gland
The pituitary gland secretes hormones that control the activity of other endocrine glands, earning it the title of master gland.
Which type of neuroglial cell forms the blood-brain barrier in the central nervous system?
Answer: Astrocytes
Astrocytes wrap their end-feet around capillaries in the brain, forming the blood-brain barrier that controls substance passage into brain tissue.
What is the effect of the sympathetic nervous system on pupil size during a stress response?
Answer: Pupils dilate to allow more light in
Sympathetic activation causes pupil dilation (mydriasis) to enhance visual perception during threatening situations.