Disorders in which the lymphoid system attacks self antigens are called ________.

A. AIDS
B. autoimmune diseases
C. lymphomas
D. SCIDS


Answer: B

Anatomy & Physiology

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Which of the following statements correctly describes white matter and gray matter?

A. White matter in the brain and spinal cord is a concentration of myelinated axons, and gray matter in the brain and spinal cord is a concentration of myelinated dendrites. B. Gray matter in the brain and spinal cord is a concentration of myelinated axons, and white matter in the brain and spinal cord is a concentration of dendrites. C. White matter in the brain and spinal cord is a concentration of unmyelinated axons, and gray matter in the brain and spinal cord is a concentration of dendrites. D. White matter in the brain and spinal cord is a concentration of myelinated axons, and gray matter in the brain and spinal cord is a concentration of dendrites.

Anatomy & Physiology

Erection and ejaculation are both spinal reflexes

Indicate whether the statement is true or false

Anatomy & Physiology

What is a hematocrit?

A) Quantity of leukocytes in a blood sample B) Percentage of erythrocytes in a blood sample C) Ratio of fibrinogen to fibrin in a blood sample D) Volume of plasma in a blood sample

Anatomy & Physiology

A tone caused by striking one of the lowest notes on a piano keyboard will cause vibration of the basilar membrane at a point closer to the helicotrema than to the oval window.

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

Anatomy & Physiology