A 24-Year-Old Man Is Brought to the Emergency Department Due

question 225

Multiple Choice

A 24-year-old man is brought to the emergency department due to right arm pain after a fall.  While rock climbing at a nearby national park, the patient lost his grip and fell approximately 3 m (10 ft) onto the boulders below.  He says, "I landed on my right arm and heard something snap."  The patient did not strike his head or lose consciousness.  He has no chronic medical conditions and takes no daily medications.  Vital signs are within normal limits.  Physical examination shows extensive bruising over the lateral right arm and a total inability to extend the right wrist.  X-ray reveals a midshaft fracture of the right humerus.  Which of the following arteries is most likely to be injured in this patient?

• A)Brachial artery
• B)Common interosseous artery
• C)Deep brachial artery
• D)Posterior circumflex humeral artery
• E)Radial collateral artery

Identify the limitations and criticisms of major developmental theories, including Piaget's cognitive development stages, Erikson's psychosocial stages, and Kohlberg's stages of moral development.

Comprehend the role of teratogens in prenatal development and their effects on the developing fetus.

Discover the importance of sensitive periods in behavior development, such as imprinting.

Grasp the concept of the zone of proximal development and its significance in educational psychology.

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Definitions:

Neurons

Specialized cells in the nervous system that transmit information to other nerve cells, muscle, or gland cells.

Movement Control

The neurological process that manages the coordination and execution of physical movements.

Motor Cortex

The cerebral cortex's region dedicated to the orchestration, governance, and performance of intentional movements.

Damage

Physical harm that impairs the value, usability, or normal function of something, often used in the context of biological tissues or structures.