Week 3 Vocabulary Flashcards
Ectoderm
Embryonic layer that develops into the skin and nervous system
Mesoderm
Embryonic layer that develops into muscles, bones, and tendons
Endoderm
Embryonic layer that gives rise to gastro-intestinal, respiratory, and urinary tracts (and more!)
Neuropores
Openings of the neural tube that are the last to close during development
Hind brain
Composed of the cerebellum, medulla, and pons
Forebrain
Composed ot the telencephalon and diencephalon
Diencephalon
thalamus, hypothalamus
Telencephalon
cerebral cortex
Topographic map
Describes the organized arrangement of a map of sensory information represented in neural tissue. For example, a “somatotopic map” is the organization of the representation of the body such that neighboring parts of the skin are represented in neighboring parts of the brain. The thumb is represented very close to the index finger.
Bipedal
walks on two legs
Parasympathetic nervous system
Involved in “rest and digest” or “feed and breed” responses
Fixating
looking directly at an object
Focusing
adjusting the lens in the eye to maintain a clear image on the retina
Ipsilateral
on the same side. Your right arm is ipsilateral to your right leg.
Contralateral
on the opposite side. Your left eye is contralateral to the right hemisphere of the cerebral cortex.
