Which body region is controlled by the largest area of the motor cortex?

A. Shoulder
B. Fingers
C. Toes
D. Trunk
E. Neck


B. Fingers

Anatomy & Physiology

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Human sperm

A. have twenty-three chromosomes. B. secrete testosterone. C. are diploid. D. All apply.

Anatomy & Physiology

Typical movements at a hinge joint include

A) extension and gliding. B) rotation and inversion. C) gliding and pronation. D) flexion and rotation. E) extension and flexion.

Anatomy & Physiology

A skateboarder falls and lands directly on his buttocks and lower back. He does not feel much pain and continues skating. After a couple of days he begins experiencing right hip pain and notices his right foot and leg are rotated to the right. A doctor diagnoses a muscle spasm. Which of the following muscles is most likely causing the leg and foot rotation?

A. Piriformis B. Quadratus lumborum C. Adductor longus D. Sacrospinalis E. Tibialis posterior

Anatomy & Physiology

The ECG is an actual recording of cardiac electrical activity

Indicate whether the statement is true or false

Anatomy & Physiology