Mr. Smith staggered home after a long night at the local pub. While attempting to navigate the stairs, he passed out cold and lay all night with his right armpit straddling the staircase banister. When he awoke the next morning, he had a severe headache, but what bothered him more was that he had no sensation in his right arm and hand. Explain what caused this symptom in his arm.

What will be an ideal response?


Continuous pressure interrupts blood flow along with oxygen and nutrients to the neuron processes. As a result, impulse transmission is inhibited temporarily.

Anatomy & Physiology

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An emulsion is a combination of water and a nonpolar liquid that have been forcibly mixed

Indicate whether this statement is true or false.

Anatomy & Physiology

Parietal cells secrete intrinsic factor and

A) pepsinogen. B) gastric lipase. C) pancreatic amylase. D) hydrochloric acid. E) cholecystokinin.

Anatomy & Physiology

Which vessel brings blood to the heart from the trunk and pelvic region?

A. Superior vena cava B. Inferior vena cava C. Superior aorta D. Inferior artery

Anatomy & Physiology

Which bone is not paired?

A.  Maxilla B.  Mandible C.  Lacrimal D.  Nasal E.  Zygomatic

Anatomy & Physiology