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Anatomy & Physiology 2 EXAM 1 KEISER Latest Update Exam 70 Questions with 100% Verified Correct Answers Guaranteed A+

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Anatomy & Physiology 2 EXAM 1 KEISER Latest Update Exam 70 Questions with 100% Verified Correct Answers Guaranteed A+

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Anatomy & Physiology 2 KEISER
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Anatomy & Physiology 2 KEISER

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Anatomy & Physiology 2 EXAM 1 KEISER Latest
Update 2025-2026 Exam 70 Questions with 100%
Verified Correct Answers Guaranteed A+
Alpha waves - CORRECT ANSWER: Occurs when awake, resting with eyes open


Beta waves - CORRECT ANSWER: Eyes open, performing internal tasks



Delta waves - CORRECT ANSWER: Deep sleep


How many spinal nerves are there? - CORRECT ANSWER: 31 pairs of spinal nerves
arise from cervical, thoracic, lumbar and sacral regions of the cord



Theta waves - CORRECT ANSWER: Sleep of emotional stress


What affects speed of nerve transmission? - CORRECT ANSWER: -Depends on
size/diameter and whether it's myelinated

-Faster signals will be large and be myelinated
-Slowest signals will be small and unmyelinated



What are adrenergic receptors? - CORRECT ANSWER: Alpha adrenergic receptors
often excitatory



Beta adrenergic receptors often inhibitory



What are astrocytes? - CORRECT ANSWER: Most abundant glial cells

Form framework of CNS
Contribute to BBB

, Replaces damaged neurons with hardened mass of astrocytes



What are nicotinic receptors? - CORRECT ANSWER: On all ANS postganglionic
neurons

In the adrenal medulla and neuromuscular junctions (skeletal muscle)

Excitatory when Ach binding occurs


What are parasympathomimetics? - CORRECT ANSWER: "Downers"

Heroin/opium
Alcohol



What are phrenic nerves? - CORRECT ANSWER: Apart of the cervical plexuses

Consists of C3 C4 C5

Keeps diagram alive


What are sympathomimetics? - CORRECT ANSWER: "Uppers"

Cocaine

Methamphetamine

Caffeine

Nicotine


What are the cerebral hemispheres? - CORRECT ANSWER: Left brain

Right brain

Separated by longitudinal fissure



What are the four brain waves? - CORRECT ANSWER: alpha, beta, theta, delta

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