Answer the following questions true (T) or false (F)

1. Interoceptors detect stimuli from the inside of the body, such as blood pressure, stretch of a full urinary bladder, and the body's temperature.

2. Receptive field maps show the regions of skin and the spinal nerve that supplies somatic sensation to them.

3. Motor control is initiated by lower motor neurons and transmitted to upper motor neurons by interneurons situated within the CNS.


1. TRUE
2. FALSE
3. FALSE

Anatomy & Physiology

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The sacrum articulates with the

A) ilium. B) ischium. C) pubis. D) ilium and ischium. E) ischium and pubis.

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Which of these vessels does NOT carry oxygen-rich blood to the brain or do they all carry oxygen-rich blood to the brain?

A. internal carotid arteries B. external carotid arteries C. vertebral arteries D. all of them carry oxygen-rich blood to the brain

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What is the first process of urine formation?

A. Tubular reabsorption B. Micturition C. Tubular secretion D. Glomerular filtration E. Active transport

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Muscarinic ACh receptors act through ________ activation of K+ channels.

A. cGMP B. M-protein C. G-protein D. ATP

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