Which of the following leads to an increased risk of infection in the elderly?

A) skin breakdown and ulcers
B) immune response to new microbes is less effective
C) circulation is poor
D) all of the above


Answer: D) all of the above

Anatomy & Physiology

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If a pneumothorax occurs, pleural pressure and alveolar pressure become __________ barometric pressure.

A) equal to B) greater than C) less than

Anatomy & Physiology

The rising phase of a cardiac pacemaker action potential is caused by a __________ current

A) Potassium B) Sodium C) Chloride D) Calcium Fill in the blank with the correct answer.

Anatomy & Physiology

Afferent neurons have a long peripheral axon and a short central axon

Indicate whether the statement is true or false

Anatomy & Physiology

Identify the arterial vessel that gives rise to all major arteries EXCEPT those that supply the lungs

A) aorta B) pulmonary trunk C) ligamentum arteriosum D) anterior vena cava E) celiac trunk

Anatomy & Physiology