The most superior portion of the lung is called the
A) base.
B) apex.
C) cardiac notch.
D) hilus.
E) epipleurium.
B
Anatomy & Physiology
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Stacks of cisternae that store, alter, and package synthesized products are called
A) smooth endoplasmic reticulum. B) nucleus. C) mitochondria. D) Golgi apparatus. E) rough endoplasmic reticulum.
Anatomy & Physiology
Blood in the heart chambers provides most of the myocardium's oxygen and nutrient needs.
Answer the following statement true (T) or false (F)
Anatomy & Physiology
At rest, active sites on the actin are blocked by
A) Myosin molecules. B) Troponin molecules. C) Tropomyosin molecules. D) Calcium ions. E) ATP molecules
Anatomy & Physiology
A bone that is broken but does not pierce the skin is a(n)
A. incomplete fracture. B. simple fracture. C. complete fracture. D. compound fracture.
Anatomy & Physiology