Stimulation of ?1 receptors present on smooth muscle cells of blood vessels to the skin by norepinephrine results in:
A) vasodilation.
B) bronchodilation.
C) vasoconstriction.
D) sweating.
Answer: C
Anatomy & Physiology
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A pediatric patient presents with recurring bacterial infections. This could be due to a defect in phagocytosis.
Answer the following statement true (T) or false (F)
Anatomy & Physiology
What is the longest muscle in the human body?
A. Sartorius B. Gastrocnemius C. Rectus abdominis D. Triceps brachii E. Rectus femoris
Anatomy & Physiology
What is a large, active phagocytic cell?
A. Macrophage (large, mobile white blood cell) B. Sperm cell C. Columnar cells of upper respiratory tract D. Red blood cells E. Columnar cells of small intestines
Anatomy & Physiology
Thin ________ cells line the surface of the alveoli and allow for efficient gas exchange.
What will be an ideal response?
Anatomy & Physiology