Jul 21, 2019 · Question 6 2.5 out of 2.5 points A reflex is best described as Selected Answer: d. unlearned and involuntary. Correct Answer: d. unlearned and involuntary.
View PSY100 Ch 8 Mindtap.docx from AA 1Ch 8 Mindtap - Which of the following is a reflex? o The knee-jerk reaction - Human reflexes are o Inflexible - Which of …
44. Which of the following is the correct definition of the tonic neck reflex. a. Following a loud noise or sudden drop in height, an infant extends its arms and legs and quickly brings them in b. An infant turns its head toward something touching its cheek c. When an infant is laid on its back, it turns its head to one side and extends the arm ...
In nervous system physiology, the definition of a reflex is a _____. rapid, predictable, involuntary motor response to a stimulus. The patellar or knee-jerk reflex involves _____. stimulatory nerve impulses to the quadriceps and inhibitory impulses to the hamstrings.
D. Given these components of a reflex: 1. association neuron. 2. skeletal muscle. 3. afferent neuron. 4. efferent neuron. 5. sensory receptor. Choose the sequence below that best represents the order followed in a reflex, from stimulus to response. A) 5, 4, 3, 2, 1.
C) involve sensory neurons that directly synapse with motor neurons in the spinal cord.
C) The k nee-jerk reflex is an example of a monosynaptic reflex.
This reflex dilates the subject's pupil when gently stroking the skin on the back of the subject's neck. Autonomic reflex.
Tap just below the knee with a reflex hammer. This response assesses the L2-L4 level of the spinal cord. Somatic reflex.
Mediated through the trigeminal nerve. The absence of this reflex is an ominous sign because it often indicates brain damage. Subject's eye should blink when their cornea is touched by a foreign object. Somatic reflex.
1) Receptor is the site of stimulus action. 2) Sensory neuron transmits afferent impulses to the CNS. 3) The integration center consists of one or more neurons in the CNS. 4) The motor neuron conducts efferent impulses from the integration center to the effector organ. 5) The effector, muscle fibers or glands, responds to efferent impulses characteristically.
When light rays pass from one medium to another, their velocity, or speed of transmission, changes, and the rays are bent. Thus the light rays in the visual field are bent as they encounter the cornea, lens, and vitreous humor of the eye.
Medial eye movements, which is essential for near vision. Tested by holding a pen and moving towards and away from you. Your eyes will naturally keep it focused.