In the inherited disease ichthyosis, the skin is rough, brown, and very scaly because the uppermost layer cannot peel off as easily as skin normally does. The part of the skin that is affected is the
A. subcutaneous layer.
B. dermis.
C. epidermis.
D. basement membrane.
Answer: C
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What is the innermost lining of the heart wall referred to as?
A. Visceral layer of the serous pericardium B. Epicardium C. Parietal layer of the serous pericardium D. Myocardium E. Endocardium
Research has shown that T cells play an important role in protecting the body from infectious diseases
a. true b. false
Which of the following is improperly paired?
A) falx cerebri — a fold of dura mater between the cerebral hemispheres B) septum pellucidum — a thin partition that separates the two lateral ventricles C) corpus callosum — thick tract of gray matter that connects the two cerebral hemispheres D) interventricular foramen - the opening between the lateral ventricles and the third ventricle E) cerebral aqueduct — slender canal that connects the third and fourth ventricle
Myoglobin ________.
A) breaks down glycogen B) is a protein involved in the direct phosphorylation of ADP C) stores oxygen in muscle cells D) produces the end plate potential