Question 1

What does "A" represent?

Accepted Answer

A)  spinal nerves 
B)  conus medullaris 
C)  cervical enlargement 
D)  filium terminale 
E)  cauda equina 
A)  spinal nerves 
B)  conus medullaris 
C)  cervical enlargement 
D)  filium terminale 
E)  cauda equina

Question 2

Which of the following events in a stretch reflex occurs last?

Accepted Answer

A)  alpha motor neurons transmit action potentials to muscle causing contraction 
B)  muscle spindle detects stretch of muscle 
C)  afferent neurons conduct action potentials to the spinal cord 
D)  afferent neurons synapse with alpha motor neurons 
E)  muscle is stretched 
A)  alpha motor neurons transmit action potentials to muscle causing contraction 
B)  muscle spindle detects stretch of muscle 
C)  afferent neurons conduct action potentials to the spinal cord 
D)  afferent neurons synapse with alpha motor neurons 
E)  muscle is stretched

Question 3

Muscle spindles

Accepted Answer

A)  are innervated by gamma motor neurons. 
B)  originate in the spinal cord. 
C)  are specialized nerve cells. 
D)  are found encapsulated in nerve endings. 
E)  are innervated by alpha motor neurons. 
A)  are innervated by gamma motor neurons. 
B)  originate in the spinal cord. 
C)  are specialized nerve cells. 
D)  are found encapsulated in nerve endings. 
E)  are innervated by alpha motor neurons.

Question 4

Match the nerve to the correct function.
-axillary nerve

Accepted Answer

A) provides motor innervation to the biceps brachii 
B) innervates two forearm muscles plus most of the intrinsic hand muscles 
C) innervates all but one of the flexor muscles of the forearm and most of the hand muscles near the thumb 
D) innervates the deltoid and teres minor muscles 
E) innervates the triceps brachii 
A) provides motor innervation to the biceps brachii 
B) innervates two forearm muscles plus most of the intrinsic hand muscles 
C) innervates all but one of the flexor muscles of the forearm and most of the hand muscles near the thumb 
D) innervates the deltoid and teres minor muscles 
E) innervates the triceps brachii

What does "A" represent?

Which of the following events in a stretch reflex occurs last?

Muscle spindles

Match the nerve to the correct function. -axillary nerve

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Based Balance

Reproductive System

Development, Growth, Aging, and Genetics

Filters

Exam 12: Spinal Cord and Spinal Nerves

What does "A" represent?

Which of the following events in a stretch reflex occurs last?

Muscle spindles

Match the nerve to the correct function. -axillary nerve

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Based Balance

Reproductive System

Development, Growth, Aging, and Genetics

Filters