What is the inner most layer of an artery made of?

a. connective tissue
b. smooth muscle
c. endothelium
d. elastin fibers
e. collagen fibers


c

Anatomy & Physiology

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A polar body is formed during

A. ovulation. B. meiosis I. C. meiosis I and meiosis II. D. mitosis. E. meiosis II.

Anatomy & Physiology

Which of the following is classified as loose connective tissue?

a) Blood b) Spongy bone c) Areolar connective tissue d) Elastic connective tissue e) Hyaline cartilage

Anatomy & Physiology

Once an SA nodal cell reaches threshold, the depolarization phase occurs during which

A.  potassium comes in through fast voltage-gated channels. B.  calcium comes in through fast voltage-gated channels. C.  potassium moves out through fast voltage-gated channels. D.  sodium moves out through slow voltage-gated channels. E.  calcium moves out through slow voltage-gated channels.

Anatomy & Physiology

One type of skin cancer, which often results in a potentially fatal metastasis, arises in the pigment-producing cells called ________.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology