The region of skin that provides a tough barrier against pathogens and trauma is the:

A) subcutaneous layer. B) epidermis.
C) hypodermis. D) dermis.


Answer: B

Anatomy & Physiology

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You would normally expect to find ____________________ in the alveoli of lungs.

A) simple squamous epithelium B) simple cuboidal epithelium C) stratified squamous epithelium D) transitional epithelium E) simple columnar epithelium

Anatomy & Physiology

The working distance for a 10× objective lens is ________

A) much greater than the working distance for the 100× objective lens B) much less than the working distance for the 100× objective lens C) a little bit greater than the working distance for the 100× objective lens D) a little bit less than the working distance for the 100× objective lens

Anatomy & Physiology

What activates the intrinsic/contact activation pathway of coagulation?

A) Release of tissue factor (Factor III) by subendothelial cells B) Factor XII contacts exposed collagen fibers. C) Fibrinogen is converted to fibrin. D) Prothrombin is converted to thrombin.

Anatomy & Physiology

The lungs receive their systemic blood supply via which vessels?

A. Pulmonary arteries B. Bronchial arteries C. Bronchial veins D. Pulmonary veins

Anatomy & Physiology