Reflexes are quick reactions your body makes without thinking — like shivering when you’re cold or moving away from danger. They help keep you safe, steady and functioning by controlling things like …

The reflex exam is fundamental to the neurological exam and important to locating upper versus lower motor neuron lesions. There are five deep tendon reflexes and a number of superficial and visceral …

These primitive reflexes are pathological if found in adults, and outside of the realm of what is considered to be normal, and are indicative of an underlying problem with the nervous system.

The normal reflex response is flexion of the great toe. An abnormal response is slower and consists of extension of the great toe with fanning of the other toes and often knee and hip flexion.

In biology, a reflex, or reflex action, is an involuntary, unplanned sequence or action [1] and nearly instantaneous response to a stimulus. [2][3] The simplest reflex is initiated by a stimulus, which …

Describe the following reflexes and name all components of each reflex arc: stretch reflex, (Golgi) tendon reflex, flexor (withdrawal) reflex, and crossed-extensor reflex. Reflexes can be spinal or …

Mar 13, 2024 · Reflexes come in several forms, such as the crossed extensor reflex, the Golgi tendon reflex, the stretch reflex, and the withdrawal reflex. A stretch reflex is a quick monosynaptic muscle …

When evaluating reflexes, compare one side to the other and note the speed, force, and amplitude of the upward reflex response and downward component. Symmetrically diminished or absent reflexes …

Present ++ Obviously present +++ Brisk ++++ Pathologically brisk with clonus.

Jul 26, 2025 · Reflex responses are commonly graded using a numerical scale, often ranging from 0 to 4+. A score of 0 indicates no response and is always considered abnormal. A 1+ score denotes a …