Platelets are continually produced in the red bone marrow by cells called ________.

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


megakaryocytes

Anatomy & Physiology

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What physiological process occurs in the structure labeled "7"?


A) release of neurotransmitter
B) conduction of the action potential into the cell interior
C) activity of acetylcholinesterase
D) release of protein and calcium ions into the muscle fiber
E) opening of sodium channels and subsequent influx of sodium

Anatomy & Physiology

Which germ layer is the thymus derived from?

A. ectoderm B. mesoderm C. endoderm

Anatomy & Physiology

Thyroid hormone is stored within the colloid attached to thyroglobulin

Indicate whether the statement is true or false

Anatomy & Physiology

Which of the following is not an extrinsic eye muscle?

A) inferior rectus B) rectus abdominis C) lateral rectus D) medial rectus E) superior oblique

Anatomy & Physiology