There are three types of skin cancers. Which one(s) are derived from epithelial cells of the epidermis?

a. squamous cell carcinoma
b. basal cell carcinoma
c. both types of carcinoma (basal cell and squamous cell)
d. melanoma


Answer: c. both types of carcinoma (basal cell and squamous cell)

Anatomy & Physiology

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What anchors the periosteum to the bone tissue beneath it?

A. Long collagen fibers that penetrate tendons B. Perforating fibers C. Haversian fibers D. A thin layer of hyaline cartilage E. Perforating blood vessels

Anatomy & Physiology

Two receptors, A and B, can bind the same chemical signaling molecules but the concentration of those molecules required to reach 50% saturation is twice as great for receptor B. Therefore, the receptors have the same ________, but different ________.

A. affinity; competition B. specificity; affinity C. affinity; specificity D. specificity; saturation E. competition; affinity

Anatomy & Physiology

By the time the conceptus arrives in the uterus, it consists of at least ________ or more cells.

A. 2 B. 8 C. 16 D. 32 E. 4

Anatomy & Physiology

Damage to the cortical region of the representational hemisphere can cause dull, emotionless speech. This condition is called

A. hemiballismus. B. ataxia. C. aprosody. D. dyslexia. E. agnosia.

Anatomy & Physiology