Essentials Mid Term Practice Flashcard

Front

What happens if a neuron loses its myelin sheath?

Back

The nerve impulse would slow down across the axon.

Front

Which cerebral lobe is responsible for higher cognitive functions and voluntary movement?

Back

Frontal lobe.

Front

What is the anatomical term for a body part that is closer to the point of attachment?

Back

Proximal.

Front

What is the anatomical term for a body part that is farther from the point of attachment?

Back

Distal.

Front

What is the anatomical term for a body part that is above another?

Back

Superior.

Front

What is the anatomical term for a body part that is below another?

Back

Inferior.

Front

What cavity contains the trachea, esophagus, and large blood vessels such as the aorta?

Back

Thoracic cavity.

Front

What is the function of the myelin sheath in neurons?

Back

To insulate the axon and speed up nerve impulse transmission.

Front

What is the role of the frontal lobe in the brain?

Back

It is involved in decision making, problem solving, and controlling behavior.

Front

What is the difference between the dorsal and ventral cavities?

Back

Dorsal cavity contains the brain and spinal cord; ventral cavity contains organs in the thoracic and abdominopelvic regions.