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  2. Moro reflex - Wikipedia

    en.wikipedia.org/wiki/Moro_reflex

    The Moro reflex in a four-day-old infant: 1) the reflex is initiated by pulling the infant up from the floor and then releasing him; 2) he spreads his arms; 3) he pulls his arms in; 4) he cries (10 seconds) Moro reflex while sleeping. The Moro reflex is an infantile reflex that develops between 28 and 32 weeks of gestation and disappears at 3 ...

  3. Primitive reflexes - Wikipedia

    en.wikipedia.org/wiki/Primitive_reflexes

    The tonic labyrinthine reflex is a primitive reflex found in newborn humans. With this reflex, tilting the head back while lying on the back causes the back to stiffen and even arch backwards, the legs to straighten, stiffen, and push together, the toes to point, the arms to bend at the elbows and wrists, and the hands to become fisted or the ...

  4. Startle response - Wikipedia

    en.wikipedia.org/wiki/Startle_response

    The startle reflex is a brainstem reflectory reaction (reflex) that serves to protect vulnerable parts, such as the back of the neck (whole-body startle) and the eyes (eyeblink) and facilitates escape from sudden stimuli. It is found across many different species, throughout all stages of life.

  5. File:Moro reflex in four-day-old infant.ogv - Wikipedia

    en.wikipedia.org/wiki/File:Moro_reflex_in_four...

    English: A demonstration of the Moro reflex (also known as the startle reflex) in a four-day-old infant.The infant is lifted by his arms until his head leaves the floor, and then released; the sudden change in head position activates the Moro reflex and the infant reaches out with both arms.

  6. Fetal movement - Wikipedia

    en.wikipedia.org/wiki/Fetal_movement

    The startle reflex is present in half of all fetuses by week 24 and in all fetuses by week 28. [19] Movement is restricted around this time because the fetus has grown so large it has little space for kicking or changing body position.

  7. List of reflexes - Wikipedia

    en.wikipedia.org/wiki/List_of_reflexes

    Startle reflex; Sucking reflex — a primitive reflex, sucking at anything that touches the roof of an infant's mouth. Stretch reflex; Triceps reflex — jerking of the forearm when the triceps tendon is hit with a tendon hammer, stimulating the C7 and C6 reflex arcs.

  8. Moral Injury: The Grunts - The ... - The Huffington Post

    projects.huffingtonpost.com/moral-injury/the-grunts

    Can we imagine ourselves back on that awful day in the summer of 2010, in the hot firefight that went on for nine hours? Men frenzied with exhaustion and reckless exuberance, eyes and throats burning from dust and smoke, in a battle that erupted after Taliban insurgents castrated a young boy in the village, knowing his family would summon nearby Marines for help and the Marines would come ...

  9. Hypnic jerk - Wikipedia

    en.wikipedia.org/wiki/Hypnic_jerk

    A hypnic jerk, hypnagogic jerk, sleep start, sleep twitch, myoclonic jerk, or night start is a brief and sudden involuntary contraction of the muscles of the body which occurs when a person is beginning to fall asleep, often causing the person to jump and awaken suddenly for a moment.