Which of the following is most likely to be a cause of hypotension?

A. an increase in blood volume
B. sweating, vomiting, or emotional responses
C. decreased firing of the arterial baroreceptors
D. increased release of epinephrine by the adrenal medulla
E. a sudden decrease in firing of the parasympathetic nervous system


B

Anatomy & Physiology

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The ________ is a marginal zone of the epiphyseal plate where, in children and adolescents, bone can be seen replacing the hyaline cartilage.

A. osteoid tissue B. metaphysis C. secondary ossification center D. primary ossification center E. epiphyseal line

Anatomy & Physiology

Hemophilia is a disorder in which bleeding is severe and prolonged due to a lack of clotting factor VIII. The factor activation cascade is interrupted at the Factor IX activation step. Which pathway is inhibited by this interruption?

A. The prothrombin clotting mechanism B. The Hageman mechanism C. The intrinsic clotting mechanism D. The extrinsic clotting mechanism

Anatomy & Physiology

A hemoglobin molecule contains ________ globular protein subunits

A) 1 alpha and 1 beta B) 2 alpha and 2 beta C) 2 alpha and 3 beta D) 4 alpha E) 4 beta

Anatomy & Physiology

Which of the following is NOT a neuroglia of the CNS?

A. ependymal cells B. satellite cells C. oligodendrocytes D. astrocytes

Anatomy & Physiology