Degeneration of the dopamine-releasing neurons of the ________ is the ultimate cause of Parkinson's disease

A) reticular formation
B) internal capsule
C) substantia nigra
D) red nucleus


C

Anatomy & Physiology

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Answer the following statements true (T) or false (F)

1. The directional movement of cells in response to chemicals is called chemotaxis. 2. Substances capable of triggering the adaptive immune system and provoking an immune response are called antigens. 3. Soluble proteins secreted by plasma cells are called antibodies. 4. A given pathogen will provoke either a cell-mediated response or an antibody-mediated response but not both. 5. Fever is seldom beneficial because it speeds up the cellular metabolic rate and will not allow antigen-antibody reactions to occur.

Anatomy & Physiology

In addition to neuromodulation, another means of depressing or enhancing synaptic effectiveness is presynaptic ____________________ or ____________________

Fill in the blank(s) with correct word

Anatomy & Physiology

The longest and heaviest bone in the body is the

A) humerus. B) femur. C) tibia. D) fibula. E) coxal bone.

Anatomy & Physiology

How many steps in the muscle excitation, contraction, and relaxation processes require ATP?

a. 3 b. 4 c. 5 d. 6 e. 7

Anatomy & Physiology