Postganglionic parasympathetic fibers secrete the neurotransmitter __________.

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


acetylcholine or ACh

Anatomy & Physiology

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During a breast self-exam, which digits are used to feel for lumps or thickening?

A. Thumb and index finger B. Index finger, ring finger, and pinky C. Thumb and ring finger D. Three middle fingers

Anatomy & Physiology

The anterior rami form four major plexuses, including all of the following except the ________ plexus

A) brachial B) lumbar C) sacral D) nuchal E) cervical

Anatomy & Physiology

The _______ arteries branch from the ascending aorta

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

Anatomy & Physiology

Which is correct regarding chromosome numbers during oogenesis?

A. Both primary oocytes and secondary oocytes are haploid. B. Both primary oocytes and secondary oocytes are diploid. C. Primary oocytes are haploid, secondary oocytes may be haploid or diploid depending on their meiotic stage. D. Primary oocytes are haploid, secondary oocytes are diploid. E. Primary oocytes are diploid, secondary oocytes are haploid.

Anatomy & Physiology