Q. The area of the brain stem that plays a role in consciousness and the awake/sleep cycle is the: thalamus reticular activating system (RAS) pineal gland limbic system cerebellum Answer: pineal gland
Q. Control of temperature, endocrine activity, metabolism, and thirst are functions associated with the: medulla oblongata cerebellum hypothalamus thalamus cerebrum Answer: hypothalamus
Q. In the peripheral nervous system, which cells are neuroglia cells that support neuronal function by increasing the speed of impulse propagation? Schwann cells Impulse conducting cells Glial cells None Answer: Schwann cells
Q. The midbrain, pons and medulla oblongata are housed in the: diencephalon hypothalamus brain stem pineal gland cerebellum Answer: brain stem
The midbrain, pons and medulla oblongata are housed in the Read More »
Q. Lobe that contains the primary motor area that enables voluntary control of skeletal muscle movements: parietal lobe temporal lobe occipital lobe frontal lobe diencephalon Answer: frontal lobe
Q. Sally has a brain injury; she knows what she wants to say but can’t vocalize the words. The part of her brain that deals with the ability to speak is the: longitudinal fissure gyrus central sulcus Broca’s area primary motor control Answer: Broca’s area
Q. The elevated ridges of tissue on the surface of the cerebral hemispheres are known as ______ while the shallow grooves are termed ______. sulci; gyri gyri; sulci ganglia; gyri tracts; ganglia receptors; effectors Answer: gyri; sulci
Q. The olfactory area is found within the: occipital lobe temporal lobe frontal lobe parietal lobe pyramidal tract Answer: temporal lobe
Q. Which of the following is the correct sequence in a typical reflex arc: effector, afferent neuron, integration centre, efferent neuron, receptor receptor, afferent neuron, integration centre, efferent neuron, effector effector, efferent neuron, integration centre, afferent neuron, receptor receptor, efferent neuron, integration centre, afferent neuron, effector receptor, afferent neuron, efferent neuron, integration centre, effector Answer:
Which of the following is the correct sequence in a typical reflex arc? Read More »
Q. Which one of the following describes saltatory conduction: occurs only if the myelin sheath is continuous occurs only if the nodes of Ranvier are lacking occurs only in the absence of axon hillocks is faster than conduction on an unmyelinated fiber is slower than conduction on an unmyelinated fiber Answer: is faster than conduction
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