Which nerve arises from the cervical plexus?

A) Phrenic nerve
B) Radial nerve
C) Tibial nerve
D) Common fibular nerve


Answer: A

Anatomy & Physiology

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Unique voltage-gated Na+ channels in pacemaker cells that open when the membrane becomes more negative (hyperpolarizes) and bring about the initial depolarization in the pacemaker potential are called ________ channels

Fill in the blank(s) with correct word

Anatomy & Physiology

A capillary wall has a measured thickness of about one ____________________

Fill in the blank(s) with correct word

Anatomy & Physiology

Visceral reflex arcs differ from somatic in that ________.

A) visceral arcs contain two sensory neurons B) somatic arcs contain one additional component that visceral arcs do not possess C) visceral arcs involve two motor neurons D) visceral arcs do not use integration centers

Anatomy & Physiology

Which of the following muscles is involved in inversion of the ankle joint?

A) tibialis anterior B) extensor digitorum longus C) fibularis brevis D) fibularis longus

Anatomy & Physiology